/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-sets/test_mutex_double_unlock.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 09:20:14,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 09:20:14,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 09:20:14,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 09:20:14,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 09:20:14,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 09:20:14,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 09:20:15,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 09:20:15,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 09:20:15,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 09:20:15,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 09:20:15,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 09:20:15,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 09:20:15,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 09:20:15,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 09:20:15,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 09:20:15,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 09:20:15,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 09:20:15,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 09:20:15,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 09:20:15,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 09:20:15,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 09:20:15,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 09:20:15,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 09:20:15,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 09:20:15,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 09:20:15,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 09:20:15,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 09:20:15,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 09:20:15,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 09:20:15,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 09:20:15,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 09:20:15,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 09:20:15,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 09:20:15,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 09:20:15,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 09:20:15,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 09:20:15,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 09:20:15,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 09:20:15,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 09:20:15,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 09:20:15,044 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 09:20:15,076 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 09:20:15,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 09:20:15,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 09:20:15,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 09:20:15,079 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 09:20:15,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 09:20:15,079 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 09:20:15,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 09:20:15,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 09:20:15,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 09:20:15,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 09:20:15,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 09:20:15,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 09:20:15,081 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 09:20:15,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 09:20:15,081 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 09:20:15,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 09:20:15,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 09:20:15,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 09:20:15,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 09:20:15,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 09:20:15,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 09:20:15,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 09:20:15,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 09:20:15,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 09:20:15,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 09:20:15,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 09:20:15,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 09:20:15,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 09:20:15,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 09:20:15,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 09:20:15,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 09:20:15,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 09:20:15,560 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 09:20:15,564 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 09:20:15,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_mutex_double_unlock.i [2020-10-29 09:20:15,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/03e424b0d/87faa8dba95f4c52a96671431fc99e44/FLAG37b230a47 [2020-10-29 09:20:16,436 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 09:20:16,439 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-sets/test_mutex_double_unlock.i [2020-10-29 09:20:16,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/03e424b0d/87faa8dba95f4c52a96671431fc99e44/FLAG37b230a47 [2020-10-29 09:20:16,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/03e424b0d/87faa8dba95f4c52a96671431fc99e44 [2020-10-29 09:20:16,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 09:20:16,634 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 09:20:16,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 09:20:16,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 09:20:16,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 09:20:16,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:20:16" (1/1) ... [2020-10-29 09:20:16,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc9a354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:16, skipping insertion in model container [2020-10-29 09:20:16,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:20:16" (1/1) ... [2020-10-29 09:20:16,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 09:20:16,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 09:20:17,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 09:20:17,233 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 09:20:17,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 09:20:17,474 INFO L208 MainTranslator]: Completed translation [2020-10-29 09:20:17,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17 WrapperNode [2020-10-29 09:20:17,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 09:20:17,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 09:20:17,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 09:20:17,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 09:20:17,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17" (1/1) ... [2020-10-29 09:20:17,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17" (1/1) ... [2020-10-29 09:20:17,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17" (1/1) ... [2020-10-29 09:20:17,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17" (1/1) ... [2020-10-29 09:20:17,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17" (1/1) ... [2020-10-29 09:20:17,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17" (1/1) ... [2020-10-29 09:20:17,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17" (1/1) ... [2020-10-29 09:20:17,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 09:20:17,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 09:20:17,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 09:20:17,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 09:20:17,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 09:20:17,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 09:20:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 09:20:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-29 09:20:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-29 09:20:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 09:20:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 09:20:17,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 09:20:17,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2020-10-29 09:20:17,754 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2020-10-29 09:20:17,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2020-10-29 09:20:17,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2020-10-29 09:20:17,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2020-10-29 09:20:17,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2020-10-29 09:20:17,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2020-10-29 09:20:17,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2020-10-29 09:20:17,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2020-10-29 09:20:17,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-29 09:20:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2020-10-29 09:20:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2020-10-29 09:20:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2020-10-29 09:20:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 09:20:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-29 09:20:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-29 09:20:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 09:20:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2020-10-29 09:20:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 09:20:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-29 09:20:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-29 09:20:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-29 09:20:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-29 09:20:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-29 09:20:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-29 09:20:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-29 09:20:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-29 09:20:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-29 09:20:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-29 09:20:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-29 09:20:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-29 09:20:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-29 09:20:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-29 09:20:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-29 09:20:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-29 09:20:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-29 09:20:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-29 09:20:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-29 09:20:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-29 09:20:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-29 09:20:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-29 09:20:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-29 09:20:17,761 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-29 09:20:17,761 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-29 09:20:17,761 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-29 09:20:17,761 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-29 09:20:17,761 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-29 09:20:17,761 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-29 09:20:17,762 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-29 09:20:17,762 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-29 09:20:17,762 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-29 09:20:17,762 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-29 09:20:17,762 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-29 09:20:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-29 09:20:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-29 09:20:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-29 09:20:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-29 09:20:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-29 09:20:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-29 09:20:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-29 09:20:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-29 09:20:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-29 09:20:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-29 09:20:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-29 09:20:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-29 09:20:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-29 09:20:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-29 09:20:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-29 09:20:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-29 09:20:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-29 09:20:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-29 09:20:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 09:20:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 09:20:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-29 09:20:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 09:20:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-10-29 09:20:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-29 09:20:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-29 09:20:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-29 09:20:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 09:20:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-29 09:20:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-29 09:20:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 09:20:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-29 09:20:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-29 09:20:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-29 09:20:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-29 09:20:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-29 09:20:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-29 09:20:17,769 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-29 09:20:17,769 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-29 09:20:17,769 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-29 09:20:17,769 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-29 09:20:17,769 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-29 09:20:17,769 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-29 09:20:17,769 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-29 09:20:17,770 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-29 09:20:17,770 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-29 09:20:17,770 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-29 09:20:17,770 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-29 09:20:17,770 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-29 09:20:17,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-29 09:20:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-29 09:20:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-29 09:20:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-29 09:20:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-29 09:20:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-29 09:20:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-29 09:20:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-29 09:20:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-29 09:20:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-29 09:20:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-29 09:20:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-29 09:20:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-29 09:20:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-29 09:20:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-29 09:20:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-29 09:20:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-29 09:20:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-29 09:20:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-29 09:20:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-29 09:20:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 09:20:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 09:20:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 09:20:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 09:20:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 09:20:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 09:20:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 09:20:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 09:20:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 09:20:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2020-10-29 09:20:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2020-10-29 09:20:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 09:20:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2020-10-29 09:20:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2020-10-29 09:20:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2020-10-29 09:20:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 09:20:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2020-10-29 09:20:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2020-10-29 09:20:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2020-10-29 09:20:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2020-10-29 09:20:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-29 09:20:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2020-10-29 09:20:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2020-10-29 09:20:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2020-10-29 09:20:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 09:20:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 09:20:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-29 09:20:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-29 09:20:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 09:20:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2020-10-29 09:20:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 09:20:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 09:20:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 09:20:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 09:20:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 09:20:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 09:20:17,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 09:20:18,694 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 09:20:18,695 INFO L298 CfgBuilder]: Removed 2 assume(true) statements. [2020-10-29 09:20:18,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:20:18 BoogieIcfgContainer [2020-10-29 09:20:18,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 09:20:18,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 09:20:18,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 09:20:18,702 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 09:20:18,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 09:20:16" (1/3) ... [2020-10-29 09:20:18,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4de50361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:20:18, skipping insertion in model container [2020-10-29 09:20:18,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:20:17" (2/3) ... [2020-10-29 09:20:18,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4de50361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:20:18, skipping insertion in model container [2020-10-29 09:20:18,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:20:18" (3/3) ... [2020-10-29 09:20:18,706 INFO L111 eAbstractionObserver]: Analyzing ICFG test_mutex_double_unlock.i [2020-10-29 09:20:18,718 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 09:20:18,724 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 09:20:18,738 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 09:20:18,767 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 09:20:18,768 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 09:20:18,768 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 09:20:18,768 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 09:20:18,768 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 09:20:18,768 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 09:20:18,768 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 09:20:18,768 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 09:20:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2020-10-29 09:20:18,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-29 09:20:18,797 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:20:18,798 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 09:20:18,798 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:20:18,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:20:18,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1326439761, now seen corresponding path program 1 times [2020-10-29 09:20:18,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:20:18,816 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2014050115] [2020-10-29 09:20:18,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:20:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:19,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:19,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 09:20:19,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 09:20:19,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 589 [2020-10-29 09:20:19,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:19,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:19,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:20:19,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-29 09:20:19,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:20:19,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 09:20:19,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:20:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:19,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:19,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:20:19,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:19,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:20:19,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:19,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:19,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:19,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:19,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:19,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:19,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:20:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:19,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:19,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:20:19,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:19,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:20:19,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:19,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:19,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:19,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:19,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:19,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:19,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:19,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:19,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:20:19,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 09:20:19,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:19,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:19,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:19,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 09:20:19,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:19,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:19,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:19,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:19,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:19,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:19,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:20:19,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:19,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:19,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:19,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 09:20:19,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:19,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:19,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:20:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:19,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:19,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:19,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:20:19,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 09:20:19,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:19,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:19,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:19,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 09:20:19,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:19,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:19,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:19,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:19,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:19,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:19,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:20:19,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:19,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:19,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:19,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 09:20:19,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:19,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:19,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 09:20:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:19,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:19,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:19,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:19,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:20:19,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 09:20:19,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:19,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:19,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:20:19,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:19,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:20:19,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:19,854 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-29 09:20:19,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2014050115] [2020-10-29 09:20:19,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:20:19,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 09:20:19,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634144322] [2020-10-29 09:20:19,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 09:20:19,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:20:19,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 09:20:19,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-29 09:20:19,881 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 6 states. [2020-10-29 09:20:20,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:20:20,599 INFO L93 Difference]: Finished difference Result 226 states and 287 transitions. [2020-10-29 09:20:20,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 09:20:20,601 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2020-10-29 09:20:20,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:20:20,613 INFO L225 Difference]: With dead ends: 226 [2020-10-29 09:20:20,614 INFO L226 Difference]: Without dead ends: 115 [2020-10-29 09:20:20,618 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-29 09:20:20,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-29 09:20:20,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 102. [2020-10-29 09:20:20,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-10-29 09:20:20,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 116 transitions. [2020-10-29 09:20:20,684 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 116 transitions. Word has length 44 [2020-10-29 09:20:20,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:20:20,684 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 116 transitions. [2020-10-29 09:20:20,684 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 09:20:20,684 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2020-10-29 09:20:20,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-29 09:20:20,687 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:20:20,687 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 09:20:20,687 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 09:20:20,688 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:20:20,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:20:20,688 INFO L82 PathProgramCache]: Analyzing trace with hash 817475022, now seen corresponding path program 1 times [2020-10-29 09:20:20,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:20:20,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2059326753] [2020-10-29 09:20:20,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:20:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:20,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:21,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:21,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 09:20:21,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:21,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 469 [2020-10-29 09:20:21,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:21,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:21,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:20:21,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:20:21,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 09:20:21,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:21,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:20:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:21,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:21,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:21,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:20:21,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:21,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:20:21,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:21,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:21,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:21,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:21,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:20:21,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:21,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:20:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:21,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:21,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:21,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:20:21,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:21,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:20:21,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:21,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:21,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:21,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:21,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:20:21,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:20:21,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:21,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:21,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:21,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:21,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:21,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:20:21,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:21,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:21,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:21,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:20:21,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:21,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:21,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:21,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:21,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:21,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:21,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:20:21,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:21,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:21,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:21,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:21,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:21,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:20:21,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:20:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:21,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:21,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:21,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:21,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:21,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:20:21,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:21,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:21,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:21,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:21,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:20:21,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:21,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:21,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:21,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:21,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:21,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:21,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:20:21,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:21,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:21,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:21,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:21,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:21,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:21,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 09:20:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:21,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:21,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:21,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:21,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:21,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 09:20:21,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:21,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:21,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:20:21,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 09:20:21,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:20:21,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-29 09:20:21,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2059326753] [2020-10-29 09:20:21,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:20:21,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 09:20:21,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126713757] [2020-10-29 09:20:21,533 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 09:20:21,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:20:21,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 09:20:21,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-29 09:20:21,535 INFO L87 Difference]: Start difference. First operand 102 states and 116 transitions. Second operand 7 states. [2020-10-29 09:20:23,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:20:23,017 INFO L93 Difference]: Finished difference Result 289 states and 352 transitions. [2020-10-29 09:20:23,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 09:20:23,018 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2020-10-29 09:20:23,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:20:23,022 INFO L225 Difference]: With dead ends: 289 [2020-10-29 09:20:23,022 INFO L226 Difference]: Without dead ends: 201 [2020-10-29 09:20:23,024 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2020-10-29 09:20:23,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2020-10-29 09:20:23,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 163. [2020-10-29 09:20:23,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-10-29 09:20:23,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 196 transitions. [2020-10-29 09:20:23,058 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 196 transitions. Word has length 44 [2020-10-29 09:20:23,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:20:23,058 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 196 transitions. [2020-10-29 09:20:23,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 09:20:23,059 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 196 transitions. [2020-10-29 09:20:23,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-29 09:20:23,066 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:20:23,066 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 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] [2020-10-29 09:20:23,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 09:20:23,066 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:20:23,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:20:23,067 INFO L82 PathProgramCache]: Analyzing trace with hash -847406493, now seen corresponding path program 1 times [2020-10-29 09:20:23,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:20:23,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1543065099] [2020-10-29 09:20:23,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:20:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 09:20:23,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:20:23,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 503 [2020-10-29 09:20:23,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:20:23,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-29 09:20:23,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:20:23,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:20:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:20:23,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:20:23,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:23,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:23,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:23,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:20:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:20:23,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:20:23,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:23,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:23,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:23,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:23,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:20:23,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:23,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:23,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:23,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:23,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:20:23,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:23,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:23,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:23,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:20:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:23,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:20:23,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:23,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:23,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:23,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:23,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:20:23,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:23,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:23,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:20:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 09:20:23,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-29 09:20:23,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:20:23,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 09:20:23,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:20:23,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:23,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:20:23,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:23,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:23,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:23,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 09:20:23,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 09:20:23,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:20:23,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 09:20:23,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:20:23,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:23,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:23,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:23,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:23,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 09:20:23,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:23,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:23,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:20:23,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:23,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:20:23,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:20:23,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 09:20:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:23,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:23,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:24,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:24,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 09:20:24,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:20:24,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-29 09:20:24,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:24,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:24,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:20:24,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 09:20:24,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:20:24,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:24,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:24,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:24,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:24,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:24,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:24,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:20:24,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:24,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:24,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:24,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:24,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:24,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 09:20:24,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:24,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:24,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:24,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 09:20:24,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:24,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-29 09:20:24,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:24,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:24,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:20:24,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 09:20:24,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:20:24,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:24,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:24,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:24,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:24,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:24,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:24,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 09:20:24,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:24,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:24,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:20:24,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:24,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:20:24,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:24,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 09:20:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:24,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:24,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:24,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:24,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:24,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:20:24,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:24,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:24,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:24,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 09:20:24,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:24,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:24,280 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-29 09:20:24,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1543065099] [2020-10-29 09:20:24,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:20:24,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 09:20:24,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616523527] [2020-10-29 09:20:24,282 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 09:20:24,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:20:24,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 09:20:24,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-29 09:20:24,283 INFO L87 Difference]: Start difference. First operand 163 states and 196 transitions. Second operand 7 states. [2020-10-29 09:20:25,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:20:25,077 INFO L93 Difference]: Finished difference Result 297 states and 357 transitions. [2020-10-29 09:20:25,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 09:20:25,078 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2020-10-29 09:20:25,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:20:25,086 INFO L225 Difference]: With dead ends: 297 [2020-10-29 09:20:25,086 INFO L226 Difference]: Without dead ends: 171 [2020-10-29 09:20:25,091 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-29 09:20:25,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-10-29 09:20:25,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2020-10-29 09:20:25,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-10-29 09:20:25,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 202 transitions. [2020-10-29 09:20:25,130 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 202 transitions. Word has length 92 [2020-10-29 09:20:25,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:20:25,131 INFO L481 AbstractCegarLoop]: Abstraction has 169 states and 202 transitions. [2020-10-29 09:20:25,131 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 09:20:25,131 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 202 transitions. [2020-10-29 09:20:25,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-29 09:20:25,134 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:20:25,134 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:20:25,134 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 09:20:25,135 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:20:25,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:20:25,135 INFO L82 PathProgramCache]: Analyzing trace with hash -1930944587, now seen corresponding path program 1 times [2020-10-29 09:20:25,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:20:25,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1181058204] [2020-10-29 09:20:25,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:20:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:25,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:25,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:25,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:25,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:30,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 09:20:30,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 09:20:30,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 09:20:30,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:30,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:30,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-29 09:20:30,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:20:30,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-29 09:20:30,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:30,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:20:30,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:30,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:30,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:20:30,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:30,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 09:20:30,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:30,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:30,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:30,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:30,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:20:30,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:30,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:20:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:30,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:30,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:20:30,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:30,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:20:30,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:30,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:30,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:30,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:30,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:20:30,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:30,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:30,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:30,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:30,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:30,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 09:20:30,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:30,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:30,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:30,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:30,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:20:30,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:30,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:30,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:30,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:30,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:30,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:20:30,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:30,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:30,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:30,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:30,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:20:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:30,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:30,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:30,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:30,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 09:20:30,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:30,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:30,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:30,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:30,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:20:30,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:30,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:30,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:30,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:30,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:30,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:20:30,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:30,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:30,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:30,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:30,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:30,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:30,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:20:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:30,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:30,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:30,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 09:20:30,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 09:20:30,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 571 [2020-10-29 09:20:30,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:30,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:30,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:20:30,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:20:30,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-29 09:20:30,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:30,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:30,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:31,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:31,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:31,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:31,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:20:31,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:31,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:31,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:31,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:31,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:20:31,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:31,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:31,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:31,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:31,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:31,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 09:20:31,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:31,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 09:20:31,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:31,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:31,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:20:31,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:20:31,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 09:20:31,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:31,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:31,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:31,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:31,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:31,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:31,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:20:31,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:31,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:31,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:31,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:31,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:20:31,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:31,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 09:20:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:31,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:31,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:31,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:31,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 09:20:31,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:20:31,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-29 09:20:31,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:31,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:31,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:20:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:20:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-29 09:20:31,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:31,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:31,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:31,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:31,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:31,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:31,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 09:20:31,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:31,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:31,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:31,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:31,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:20:31,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:31,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:31,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:31,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:31,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 09:20:31,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:31,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 09:20:31,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:31,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:31,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 09:20:31,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:20:31,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 09:20:31,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:31,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:31,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:31,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:31,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:31,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:31,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:20:31,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:31,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:31,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:20:31,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:31,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:20:31,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:31,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 09:20:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:31,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:31,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:31,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:31,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:31,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:20:31,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:31,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 09:20:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:31,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-29 09:20:31,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1181058204] [2020-10-29 09:20:31,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:20:31,548 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 09:20:31,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966716750] [2020-10-29 09:20:31,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 09:20:31,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:20:31,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 09:20:31,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-29 09:20:31,552 INFO L87 Difference]: Start difference. First operand 169 states and 202 transitions. Second operand 12 states. [2020-10-29 09:20:34,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:20:34,861 INFO L93 Difference]: Finished difference Result 407 states and 489 transitions. [2020-10-29 09:20:34,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-29 09:20:34,862 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 92 [2020-10-29 09:20:34,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:20:34,865 INFO L225 Difference]: With dead ends: 407 [2020-10-29 09:20:34,865 INFO L226 Difference]: Without dead ends: 232 [2020-10-29 09:20:34,867 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=276, Invalid=1056, Unknown=0, NotChecked=0, Total=1332 [2020-10-29 09:20:34,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2020-10-29 09:20:34,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 174. [2020-10-29 09:20:34,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-10-29 09:20:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 199 transitions. [2020-10-29 09:20:34,900 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 199 transitions. Word has length 92 [2020-10-29 09:20:34,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:20:34,901 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 199 transitions. [2020-10-29 09:20:34,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 09:20:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 199 transitions. [2020-10-29 09:20:34,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-29 09:20:34,903 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:20:34,903 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:20:34,904 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 09:20:34,904 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:20:34,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:20:34,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1290820386, now seen corresponding path program 1 times [2020-10-29 09:20:34,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:20:34,905 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1138204416] [2020-10-29 09:20:34,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:20:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:35,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:35,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:36,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:36,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:39,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:39,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-29 09:20:39,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 09:20:39,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 09:20:39,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:39,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:39,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 34 [2020-10-29 09:20:39,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 09:20:39,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-29 09:20:39,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:20:40,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:20:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:40,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:40,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:40,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:20:40,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:40,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 09:20:40,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:40,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:40,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:40,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:40,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:40,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:40,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:20:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:40,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:40,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:40,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:20:40,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:40,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:20:40,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:40,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:40,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:40,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:40,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:40,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:40,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:40,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:40,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 09:20:40,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:40,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:40,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:20:40,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:40,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 09:20:40,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:40,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:40,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:40,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:40,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:40,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:40,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:20:40,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:40,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:20:40,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:40,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:20:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:40,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:40,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:40,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:40,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:40,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 09:20:40,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:40,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:40,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 09:20:40,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:20:40,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 09:20:40,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:40,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:40,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:40,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:40,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:40,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:40,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:20:40,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:40,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:40,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:40,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:40,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:20:40,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:40,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:20:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:40,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:41,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:41,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:20:41,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:41,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 517 [2020-10-29 09:20:41,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:41,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:41,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-29 09:20:41,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:41,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-29 09:20:41,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:41,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:41,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:41,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:41,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:41,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:41,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 09:20:41,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:41,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:20:41,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:41,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:41,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:41,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:41,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:20:41,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:41,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 329 [2020-10-29 09:20:41,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:41,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 09:20:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 09:20:41,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:41,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:41,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:41,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:41,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:41,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:41,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 09:20:41,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:41,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:41,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:41,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:41,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:20:41,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:41,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:41,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:41,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:41,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:41,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:41,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 09:20:41,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:41,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:20:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:20:41,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:41,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:41,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:41,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:41,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:41,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:41,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:20:41,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:41,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:41,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:41,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:41,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:20:41,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:41,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:20:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:41,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:41,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:41,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:20:41,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:41,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-29 09:20:41,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:41,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:41,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:20:41,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:20:41,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:20:41,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:42,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:42,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:42,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:42,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:20:42,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:42,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 09:20:42,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:42,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:42,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:20:42,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:20:42,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:20:42,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:42,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 09:20:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:42,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:42,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:42,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:42,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:42,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 09:20:42,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:42,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:42,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:20:42,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 09:20:42,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:20:42,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:42,663 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 14 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-29 09:20:42,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1138204416] [2020-10-29 09:20:42,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:20:42,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-29 09:20:42,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148314244] [2020-10-29 09:20:42,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-29 09:20:42,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:20:42,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-29 09:20:42,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=865, Unknown=0, NotChecked=0, Total=930 [2020-10-29 09:20:42,666 INFO L87 Difference]: Start difference. First operand 174 states and 199 transitions. Second operand 31 states. [2020-10-29 09:20:45,626 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2020-10-29 09:20:45,819 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-29 09:20:47,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:20:47,718 INFO L93 Difference]: Finished difference Result 299 states and 346 transitions. [2020-10-29 09:20:47,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-29 09:20:47,718 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 88 [2020-10-29 09:20:47,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:20:47,724 INFO L225 Difference]: With dead ends: 299 [2020-10-29 09:20:47,724 INFO L226 Difference]: Without dead ends: 200 [2020-10-29 09:20:47,730 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 314 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=206, Invalid=2550, Unknown=0, NotChecked=0, Total=2756 [2020-10-29 09:20:47,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2020-10-29 09:20:47,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 177. [2020-10-29 09:20:47,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-10-29 09:20:47,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 204 transitions. [2020-10-29 09:20:47,794 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 204 transitions. Word has length 88 [2020-10-29 09:20:47,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:20:47,794 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 204 transitions. [2020-10-29 09:20:47,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-10-29 09:20:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 204 transitions. [2020-10-29 09:20:47,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-29 09:20:47,806 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:20:47,807 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:20:47,807 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 09:20:47,807 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:20:47,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:20:47,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1324870515, now seen corresponding path program 1 times [2020-10-29 09:20:47,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:20:47,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2098278005] [2020-10-29 09:20:47,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:20:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:47,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:48,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:48,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:52,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:52,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-29 09:20:52,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 09:20:52,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-29 09:20:52,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:52,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:52,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-29 09:20:52,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:20:52,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-29 09:20:52,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:20:53,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:20:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:53,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:53,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:53,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:20:53,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:53,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 09:20:53,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:53,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:53,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:53,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:53,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:20:53,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:20:53,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:20:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:53,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:53,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:53,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:20:53,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:53,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:20:53,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:53,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:20:53,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:53,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:53,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:53,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:53,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:53,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:53,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 09:20:53,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:53,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:53,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:20:53,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:53,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:53,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:53,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:53,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:53,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:53,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:20:53,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:53,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:53,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:20:53,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:20:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:53,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:53,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:53,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:53,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:53,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 09:20:53,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:53,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:53,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:53,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:53,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:20:53,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:53,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:53,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:53,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:53,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:53,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:53,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:20:53,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:53,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:53,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:53,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:53,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:53,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:53,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:20:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:53,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:53,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:55,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:55,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:20:55,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:20:55,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2093 [2020-10-29 09:20:55,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:55,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:55,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 09:20:55,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:55,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 09:20:55,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:55,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:55,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:55,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:55,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:55,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:55,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:20:55,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:55,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:55,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:20:55,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:55,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:20:55,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:55,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:55,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:55,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:55,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:20:55,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:55,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 322 [2020-10-29 09:20:55,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:55,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:55,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 09:20:55,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:55,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 09:20:55,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:56,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:56,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:56,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:56,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:20:56,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:56,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 09:20:56,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:56,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:20:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:20:56,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:56,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:20:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:56,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:56,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:56,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:20:56,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:56,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 09:20:56,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:56,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:56,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:20:56,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:56,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:20:56,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:56,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:56,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:56,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:56,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:20:56,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:56,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:20:56,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:56,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:56,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:20:56,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:56,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:20:56,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:56,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:20:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:56,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:56,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:56,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:20:56,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:56,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-29 09:20:56,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:56,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:56,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 09:20:56,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:20:56,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:20:56,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:56,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:20:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:56,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:56,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:56,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:20:56,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:56,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 09:20:56,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:56,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:56,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:20:56,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:20:56,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:20:56,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:56,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 09:20:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:20:56,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:20:56,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:20:56,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:20:56,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:20:56,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 09:20:56,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:20:56,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:20:56,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:20:56,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 09:20:56,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:20:56,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:20:56,781 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-29 09:20:56,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2098278005] [2020-10-29 09:20:56,782 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:20:56,782 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-29 09:20:56,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794169087] [2020-10-29 09:20:56,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-29 09:20:56,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:20:56,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-29 09:20:56,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=455, Unknown=0, NotChecked=0, Total=506 [2020-10-29 09:20:56,785 INFO L87 Difference]: Start difference. First operand 177 states and 204 transitions. Second operand 23 states. [2020-10-29 09:20:57,892 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2020-10-29 09:20:58,484 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2020-10-29 09:20:59,968 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-10-29 09:21:01,593 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 71 [2020-10-29 09:21:03,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:21:03,009 INFO L93 Difference]: Finished difference Result 375 states and 443 transitions. [2020-10-29 09:21:03,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-29 09:21:03,010 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 91 [2020-10-29 09:21:03,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:21:03,016 INFO L225 Difference]: With dead ends: 375 [2020-10-29 09:21:03,016 INFO L226 Difference]: Without dead ends: 271 [2020-10-29 09:21:03,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 516 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=414, Invalid=2342, Unknown=0, NotChecked=0, Total=2756 [2020-10-29 09:21:03,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2020-10-29 09:21:03,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 218. [2020-10-29 09:21:03,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-10-29 09:21:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 258 transitions. [2020-10-29 09:21:03,073 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 258 transitions. Word has length 91 [2020-10-29 09:21:03,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:21:03,073 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 258 transitions. [2020-10-29 09:21:03,074 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-29 09:21:03,074 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 258 transitions. [2020-10-29 09:21:03,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-29 09:21:03,076 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:21:03,076 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:21:03,076 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 09:21:03,076 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:21:03,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:21:03,077 INFO L82 PathProgramCache]: Analyzing trace with hash -1275528537, now seen corresponding path program 1 times [2020-10-29 09:21:03,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:21:03,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [758916726] [2020-10-29 09:21:03,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:21:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:03,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:03,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:04,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:05,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:06,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:06,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-29 09:21:08,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 09:21:08,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 09:21:08,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 09:21:08,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:21:08,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-29 09:21:08,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:21:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:21:08,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:21:08,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:08,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:21:08,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:21:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:21:08,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:08,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:08,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:21:08,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:08,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:21:08,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:08,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:21:08,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:08,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:21:08,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:08,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:08,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:21:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:08,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 09:21:08,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:08,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:21:08,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:08,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:21:08,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:08,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:08,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:21:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:21:08,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 180 [2020-10-29 09:21:08,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 09:21:08,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 09:21:08,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:08,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:21:08,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:08,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:08,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:08,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:21:08,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 161 [2020-10-29 09:21:08,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 09:21:08,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 09:21:08,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:08,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:21:08,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:08,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:21:08,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:08,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:21:08,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:21:08,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:21:08,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:08,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:08,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:08,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:08,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:08,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:21:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:08,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:08,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:08,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:21:08,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:08,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 09:21:08,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:08,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:21:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:21:08,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:09,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:09,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:09,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:09,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:21:09,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:09,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:21:09,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:09,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:09,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:21:09,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:09,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:09,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:09,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:21:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:09,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:09,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:09,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:09,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 09:21:09,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:21:09,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-29 09:21:09,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:09,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:09,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:21:09,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:09,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-29 09:21:09,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:09,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:09,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:09,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:09,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:09,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:09,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:21:09,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:09,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:09,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:21:09,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:09,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:21:09,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:09,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:09,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:09,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:09,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 09:21:09,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:09,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 09:21:09,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:09,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:09,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:21:09,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:09,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:09,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:09,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:09,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:09,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:09,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:21:09,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:09,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:09,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:09,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:09,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:09,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:09,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-29 09:21:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:09,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:09,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:09,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:09,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:21:09,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:09,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:09,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 09:21:09,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:09,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:09,434 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-10-29 09:21:09,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [758916726] [2020-10-29 09:21:09,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:21:09,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-29 09:21:09,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246759070] [2020-10-29 09:21:09,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-29 09:21:09,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:21:09,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-29 09:21:09,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=413, Unknown=0, NotChecked=0, Total=462 [2020-10-29 09:21:09,438 INFO L87 Difference]: Start difference. First operand 218 states and 258 transitions. Second operand 22 states. [2020-10-29 09:21:14,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:21:14,060 INFO L93 Difference]: Finished difference Result 443 states and 525 transitions. [2020-10-29 09:21:14,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-29 09:21:14,061 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 112 [2020-10-29 09:21:14,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:21:14,065 INFO L225 Difference]: With dead ends: 443 [2020-10-29 09:21:14,065 INFO L226 Difference]: Without dead ends: 287 [2020-10-29 09:21:14,067 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=449, Invalid=2743, Unknown=0, NotChecked=0, Total=3192 [2020-10-29 09:21:14,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2020-10-29 09:21:14,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 238. [2020-10-29 09:21:14,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-10-29 09:21:14,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 274 transitions. [2020-10-29 09:21:14,101 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 274 transitions. Word has length 112 [2020-10-29 09:21:14,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:21:14,101 INFO L481 AbstractCegarLoop]: Abstraction has 238 states and 274 transitions. [2020-10-29 09:21:14,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-29 09:21:14,102 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 274 transitions. [2020-10-29 09:21:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-29 09:21:14,103 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:21:14,104 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:21:14,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 09:21:14,104 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:21:14,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:21:14,105 INFO L82 PathProgramCache]: Analyzing trace with hash -373706433, now seen corresponding path program 1 times [2020-10-29 09:21:14,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:21:14,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1525052047] [2020-10-29 09:21:14,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:21:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:14,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:14,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:14,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:14,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:15,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:18,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:19,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:19,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-29 09:21:19,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 09:21:19,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 09:21:19,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:19,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:19,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 38 [2020-10-29 09:21:19,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 09:21:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-29 09:21:19,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:19,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:21:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:19,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:19,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:19,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:21:19,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:19,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:21:19,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:19,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:19,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:19,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:19,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:19,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:19,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:21:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:19,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:19,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:19,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:21:19,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:19,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:21:19,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:19,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:19,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:19,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:19,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:19,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:19,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:19,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:19,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:19,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:19,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:19,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:19,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 09:21:19,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:19,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:19,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:21:19,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:19,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 09:21:19,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:19,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:19,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:19,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:19,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:19,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:19,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:19,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:19,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:19,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:19,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:19,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:19,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:19,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:21:19,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:19,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:19,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:19,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:19,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:19,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 09:21:19,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:19,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:19,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 09:21:19,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:19,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 09:21:19,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:19,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:19,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:19,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:19,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:19,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:19,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:21:19,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:19,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:19,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:19,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:19,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:19,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:19,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:21:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:19,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:19,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:19,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:21:19,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:19,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 298 [2020-10-29 09:21:19,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:19,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:19,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-29 09:21:19,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:19,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-29 09:21:19,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:19,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:19,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:19,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:19,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:19,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:19,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:21:19,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:19,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:19,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:19,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:19,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:21:19,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:19,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:19,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:20,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:20,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:21:20,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:20,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-29 09:21:20,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:20,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:20,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 09:21:20,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:20,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 09:21:20,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:20,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:20,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:20,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:20,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:20,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:20,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:21:20,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:20,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:20,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:20,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:20,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:21:20,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:20,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:20,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:20,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:20,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:20,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:20,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:21:20,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:20,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:20,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:21:20,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:20,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:21:20,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:20,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:20,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:20,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:20,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:20,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:20,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:21:20,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:20,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:20,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:20,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:20,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:20,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:20,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:21:20,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:20,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:20,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:20,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:21:20,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:20,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-29 09:21:20,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:20,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:20,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:21:20,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:20,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:21:20,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:20,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:20,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:20,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:20,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:21:20,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:20,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 09:21:20,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:20,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:20,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:21:20,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:20,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:21:20,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:20,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:21:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:20,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:20,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:21,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:21,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-29 09:21:21,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:21:21,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 290 [2020-10-29 09:21:21,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:21,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:21,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 09:21:21,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:21,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 09:21:21,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:21,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:21,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:21,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:21,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:21:21,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:21,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:21:21,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:21,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:21,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:21,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:21,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:21:21,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:21,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:21:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:21,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:21,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:21,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 09:21:21,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:21,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 09:21:21,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:21,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:21,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:21:21,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:21,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 09:21:21,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:21,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:21,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:21,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:21,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:21,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:21,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 09:21:21,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:21,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:21,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:21:21,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:21,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:21:21,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:21,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 09:21:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:21,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:21,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:21,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:21,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:21,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:21:21,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:21,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 09:21:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:21,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 16 proven. 22 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-10-29 09:21:21,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1525052047] [2020-10-29 09:21:21,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:21:21,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-29 09:21:21,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944425684] [2020-10-29 09:21:21,833 INFO L461 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-29 09:21:21,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:21:21,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-29 09:21:21,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=983, Unknown=0, NotChecked=0, Total=1056 [2020-10-29 09:21:21,834 INFO L87 Difference]: Start difference. First operand 238 states and 274 transitions. Second operand 33 states. [2020-10-29 09:21:24,844 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2020-10-29 09:21:27,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:21:27,561 INFO L93 Difference]: Finished difference Result 401 states and 474 transitions. [2020-10-29 09:21:27,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-29 09:21:27,562 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 115 [2020-10-29 09:21:27,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:21:27,565 INFO L225 Difference]: With dead ends: 401 [2020-10-29 09:21:27,566 INFO L226 Difference]: Without dead ends: 256 [2020-10-29 09:21:27,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 510 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=250, Invalid=3290, Unknown=0, NotChecked=0, Total=3540 [2020-10-29 09:21:27,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2020-10-29 09:21:27,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 239. [2020-10-29 09:21:27,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2020-10-29 09:21:27,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 275 transitions. [2020-10-29 09:21:27,600 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 275 transitions. Word has length 115 [2020-10-29 09:21:27,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:21:27,600 INFO L481 AbstractCegarLoop]: Abstraction has 239 states and 275 transitions. [2020-10-29 09:21:27,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-29 09:21:27,600 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 275 transitions. [2020-10-29 09:21:27,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-29 09:21:27,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:21:27,602 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:21:27,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 09:21:27,603 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:21:27,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:21:27,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1037369566, now seen corresponding path program 2 times [2020-10-29 09:21:27,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:21:27,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [373355295] [2020-10-29 09:21:27,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:21:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:27,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:27,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:27,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:28,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:28,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:32,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:32,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 166 [2020-10-29 09:21:32,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 09:21:32,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 09:21:32,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:32,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:32,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-29 09:21:32,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:21:32,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 133 [2020-10-29 09:21:32,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:32,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:21:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:32,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:32,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:32,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:21:32,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:32,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:21:32,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:32,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:32,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:32,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:32,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:21:32,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:32,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:21:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:32,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:32,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:32,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:21:32,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:32,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:21:32,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:32,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:32,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:32,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:32,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:21:32,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:32,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:32,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:32,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:32,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:32,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:32,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:21:32,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:32,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:32,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:32,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:32,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:21:32,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:32,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:32,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:32,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:32,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:32,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:32,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:21:32,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:32,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:32,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:32,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:32,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:32,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:32,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:21:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:32,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:32,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:32,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:32,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:32,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:21:32,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:32,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:32,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:32,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:32,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:21:32,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:21:32,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:32,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:32,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:32,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:32,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:32,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:21:32,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:32,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:32,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:32,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:32,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:32,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:32,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:21:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:32,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:32,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:34,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:34,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:21:34,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:21:34,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1168 [2020-10-29 09:21:34,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:34,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:34,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 09:21:34,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:34,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 09:21:34,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:34,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:34,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:34,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:34,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:34,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:34,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:34,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:34,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:34,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:34,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:34,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:34,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:34,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:34,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:34,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:34,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:21:34,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:34,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 208 [2020-10-29 09:21:34,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:34,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:34,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 09:21:34,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:34,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 09:21:34,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:34,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:34,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:34,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:34,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:34,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:34,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:21:34,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:34,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:34,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:21:34,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:34,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:21:34,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:34,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:34,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:34,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:34,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:34,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:34,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 09:21:34,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:34,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:34,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:21:34,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:34,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:21:34,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:34,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:34,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:34,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:34,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:34,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:34,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:34,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:34,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:34,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:34,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:34,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:34,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:34,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:21:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:34,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:34,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:34,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:21:34,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:34,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-29 09:21:34,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:34,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:34,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 09:21:34,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:34,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:21:34,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:34,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:34,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:34,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:34,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:21:34,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:34,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:21:34,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:34,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:34,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:21:34,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:34,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:34,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:34,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:21:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:34,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:34,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:35,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:35,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 09:21:35,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:21:35,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 378 [2020-10-29 09:21:35,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:35,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 09:21:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 09:21:35,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:35,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:35,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:35,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:35,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:21:35,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:35,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:21:35,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:35,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:35,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:35,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:35,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:21:35,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:35,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:21:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:35,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:35,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:35,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 09:21:35,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:35,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 09:21:35,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:35,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:35,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:21:35,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:35,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 09:21:35,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:35,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:35,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:35,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:35,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:35,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:21:35,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:35,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 09:21:35,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:35,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:35,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:21:35,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:35,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 09:21:35,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:35,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 09:21:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:35,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:35,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:35,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:35,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:35,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:35,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:35,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:35,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:35,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 09:21:35,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:35,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 31 proven. 25 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-29 09:21:35,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [373355295] [2020-10-29 09:21:35,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:21:35,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-29 09:21:35,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784578898] [2020-10-29 09:21:35,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-29 09:21:35,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:21:35,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-29 09:21:35,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2020-10-29 09:21:35,746 INFO L87 Difference]: Start difference. First operand 239 states and 275 transitions. Second operand 28 states. [2020-10-29 09:21:36,823 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2020-10-29 09:21:39,020 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2020-10-29 09:21:41,902 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2020-10-29 09:21:42,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:21:42,824 INFO L93 Difference]: Finished difference Result 467 states and 546 transitions. [2020-10-29 09:21:42,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-29 09:21:42,825 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 118 [2020-10-29 09:21:42,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:21:42,828 INFO L225 Difference]: With dead ends: 467 [2020-10-29 09:21:42,828 INFO L226 Difference]: Without dead ends: 308 [2020-10-29 09:21:42,831 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 899 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=556, Invalid=3604, Unknown=0, NotChecked=0, Total=4160 [2020-10-29 09:21:42,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2020-10-29 09:21:42,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 259. [2020-10-29 09:21:42,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-29 09:21:42,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 297 transitions. [2020-10-29 09:21:42,866 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 297 transitions. Word has length 118 [2020-10-29 09:21:42,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:21:42,866 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 297 transitions. [2020-10-29 09:21:42,866 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-10-29 09:21:42,867 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 297 transitions. [2020-10-29 09:21:42,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-29 09:21:42,868 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:21:42,869 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:21:42,869 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 09:21:42,869 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:21:42,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:21:42,870 INFO L82 PathProgramCache]: Analyzing trace with hash 460647188, now seen corresponding path program 1 times [2020-10-29 09:21:42,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:21:42,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [184813688] [2020-10-29 09:21:42,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:21:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:42,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:43,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:44,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:45,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:46,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:47,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-29 09:21:48,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 09:21:48,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5183 [2020-10-29 09:21:48,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 34 [2020-10-29 09:21:48,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 09:21:48,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 163 [2020-10-29 09:21:48,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:21:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:21:48,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:21:48,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:48,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:48,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:21:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:21:48,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 09:21:48,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:48,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:48,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 09:21:48,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:21:48,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 09:21:48,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:48,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:21:48,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:48,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:21:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:48,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 09:21:48,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 09:21:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 09:21:48,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:48,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:48,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:48,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:48,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:21:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:21:48,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-29 09:21:48,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:48,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 09:21:48,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:48,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:48,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:48,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:48,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:21:48,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 09:21:48,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:48,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:48,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:48,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:48,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:48,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:48,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:21:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:48,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:21:48,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:48,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 09:21:48,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:48,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:21:48,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:48,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:21:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:21:48,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:21:48,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:48,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:48,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:48,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:48,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:21:48,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:48,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:21:48,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:48,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:21:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:21:48,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:48,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:21:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:48,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:49,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:49,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 09:21:49,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:49,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 644 [2020-10-29 09:21:49,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:49,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:49,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-29 09:21:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-29 09:21:49,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:49,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:49,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:49,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:49,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:21:49,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:49,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:21:49,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:49,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:49,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:49,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:49,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:21:49,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:49,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:21:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:49,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:49,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:49,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 09:21:49,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:49,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 254 [2020-10-29 09:21:49,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:49,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:49,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 09:21:49,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:49,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 09:21:49,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:49,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:49,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:49,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:49,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:21:49,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:49,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:21:49,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:49,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:49,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:49,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:49,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:21:49,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:49,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:21:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:49,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:49,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:49,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:21:49,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:49,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:21:49,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:49,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:49,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:21:49,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:49,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:21:49,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:50,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:50,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:50,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:50,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:21:50,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:50,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:21:50,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:50,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:50,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:21:50,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:21:50,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:21:50,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:50,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 09:21:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:50,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:50,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:50,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:21:50,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:50,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-29 09:21:50,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:50,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:50,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:21:50,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:50,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:21:50,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:50,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:21:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:50,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:50,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:50,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:21:50,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:50,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 09:21:50,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:50,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:50,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:21:50,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:21:50,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:21:50,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:50,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 09:21:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:50,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:50,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:21:50,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:21:50,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:21:50,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 09:21:50,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:21:50,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:21:50,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:21:50,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 09:21:50,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:21:50,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:21:50,807 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 40 proven. 20 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-10-29 09:21:50,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [184813688] [2020-10-29 09:21:50,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:21:50,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-29 09:21:50,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427727250] [2020-10-29 09:21:50,808 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-29 09:21:50,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:21:50,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-29 09:21:50,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=865, Unknown=0, NotChecked=0, Total=930 [2020-10-29 09:21:50,810 INFO L87 Difference]: Start difference. First operand 259 states and 297 transitions. Second operand 31 states. [2020-10-29 09:21:53,638 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2020-10-29 09:21:55,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:21:55,682 INFO L93 Difference]: Finished difference Result 423 states and 500 transitions. [2020-10-29 09:21:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-29 09:21:55,683 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 138 [2020-10-29 09:21:55,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:21:55,686 INFO L225 Difference]: With dead ends: 423 [2020-10-29 09:21:55,686 INFO L226 Difference]: Without dead ends: 271 [2020-10-29 09:21:55,688 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=204, Invalid=2552, Unknown=0, NotChecked=0, Total=2756 [2020-10-29 09:21:55,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2020-10-29 09:21:55,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 259. [2020-10-29 09:21:55,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-29 09:21:55,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 296 transitions. [2020-10-29 09:21:55,719 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 296 transitions. Word has length 138 [2020-10-29 09:21:55,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:21:55,719 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 296 transitions. [2020-10-29 09:21:55,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-10-29 09:21:55,720 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 296 transitions. [2020-10-29 09:21:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-29 09:21:55,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:21:55,722 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:21:55,722 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 09:21:55,722 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:21:55,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:21:55,723 INFO L82 PathProgramCache]: Analyzing trace with hash 694351534, now seen corresponding path program 1 times [2020-10-29 09:21:55,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:21:55,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1489088073] [2020-10-29 09:21:55,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:21:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:21:55,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:56,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:21:56,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:00,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:00,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-29 09:22:00,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 09:22:00,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 09:22:00,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:00,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:00,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-29 09:22:00,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:22:00,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 182 [2020-10-29 09:22:00,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:00,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:22:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:00,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:00,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:00,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:00,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:00,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:22:00,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:00,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:00,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:00,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:00,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:22:00,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:00,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:22:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:00,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:00,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:00,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:22:00,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:00,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:00,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:00,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:00,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:00,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:00,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:22:00,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:00,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:00,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:00,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:00,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:00,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:00,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:22:00,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:00,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:00,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:00,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:00,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:00,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:00,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:00,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:00,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:00,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:00,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:00,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:00,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:00,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:00,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:00,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:00,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:00,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:00,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:00,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:00,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:00,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:00,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:00,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:00,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:22:00,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:00,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:00,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:00,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:00,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:00,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:00,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:00,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:00,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:00,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:00,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:00,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:00,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:00,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:00,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:00,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:00,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:00,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:00,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:22:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:00,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:01,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:01,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:22:01,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:01,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 09:22:01,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:01,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:01,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:01,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:01,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 09:22:01,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:01,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:01,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:01,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:01,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:01,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:01,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:01,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:01,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:01,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:01,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:01,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:01,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:01,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:01,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:01,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:01,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:22:01,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:01,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 09:22:01,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:01,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:01,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:01,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:01,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:01,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:01,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:01,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:01,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:01,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:01,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:01,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:01,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:01,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:01,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:01,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:01,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:01,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:01,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:01,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:01,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:01,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:01,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:01,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:01,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:01,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:01,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:01,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:01,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:01,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:01,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:01,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:01,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:01,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:01,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:01,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:01,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:01,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:01,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:01,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:01,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:01,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:01,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:01,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:01,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:01,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:01,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:01,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 09:22:01,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:01,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:01,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:01,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:01,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:01,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:01,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:01,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:01,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:01,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:01,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:01,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:01,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:01,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:01,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:01,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:01,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:01,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:01,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:22:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:01,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:01,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:02,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:02,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 09:22:02,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:22:02,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1134 [2020-10-29 09:22:02,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:02,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:02,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 09:22:02,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:02,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 09:22:02,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:02,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:02,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:02,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:02,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:02,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:02,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:22:02,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:02,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:02,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:02,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:02,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:02,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:02,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:02,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:02,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:02,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 09:22:02,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:02,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 218 [2020-10-29 09:22:02,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:02,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 09:22:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 09:22:02,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:02,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:02,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:02,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:02,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:02,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:02,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:22:02,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:02,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:22:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 09:22:02,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:02,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:02,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:02,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:02,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:02,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:02,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 09:22:02,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:02,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:02,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:22:02,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:02,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:02,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:02,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:02,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:02,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:02,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:02,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:02,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:02,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:02,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:02,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:02,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:02,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:22:02,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:02,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 09:22:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:02,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:03,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:03,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:03,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:03,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 09:22:03,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:03,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:03,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 09:22:03,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:03,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:22:03,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:03,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:03,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:03,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:03,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:03,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:03,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 09:22:03,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:03,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:03,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:22:03,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:03,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:22:03,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:03,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 09:22:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:03,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:03,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:03,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:03,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:03,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 09:22:03,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:03,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:03,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:22:03,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 09:22:03,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:22:03,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 66 proven. 10 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-10-29 09:22:03,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1489088073] [2020-10-29 09:22:03,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:22:03,371 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-29 09:22:03,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927344347] [2020-10-29 09:22:03,371 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-29 09:22:03,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:22:03,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-29 09:22:03,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=455, Unknown=0, NotChecked=0, Total=506 [2020-10-29 09:22:03,372 INFO L87 Difference]: Start difference. First operand 259 states and 296 transitions. Second operand 23 states. [2020-10-29 09:22:06,796 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-29 09:22:08,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:22:08,554 INFO L93 Difference]: Finished difference Result 439 states and 513 transitions. [2020-10-29 09:22:08,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-29 09:22:08,555 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 141 [2020-10-29 09:22:08,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:22:08,557 INFO L225 Difference]: With dead ends: 439 [2020-10-29 09:22:08,557 INFO L226 Difference]: Without dead ends: 286 [2020-10-29 09:22:08,559 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 521 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=374, Invalid=2278, Unknown=0, NotChecked=0, Total=2652 [2020-10-29 09:22:08,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-10-29 09:22:08,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 247. [2020-10-29 09:22:08,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2020-10-29 09:22:08,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 279 transitions. [2020-10-29 09:22:08,590 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 279 transitions. Word has length 141 [2020-10-29 09:22:08,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:22:08,591 INFO L481 AbstractCegarLoop]: Abstraction has 247 states and 279 transitions. [2020-10-29 09:22:08,591 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-29 09:22:08,591 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 279 transitions. [2020-10-29 09:22:08,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-29 09:22:08,592 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:22:08,592 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:22:08,592 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 09:22:08,592 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:22:08,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:22:08,593 INFO L82 PathProgramCache]: Analyzing trace with hash 2059639447, now seen corresponding path program 2 times [2020-10-29 09:22:08,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:22:08,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [213075737] [2020-10-29 09:22:08,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:22:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 180 [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 187 [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:22:08,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:22:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:08,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:08,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:22:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:22:08,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 09:22:08,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:08,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:08,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:08,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:08,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:08,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:08,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:08,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:08,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:22:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:22:08,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 09:22:08,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:08,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:08,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:22:08,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:22:08,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:08,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:08,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:08,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:08,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:08,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:08,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:08,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:08,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:08,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:08,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:08,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:08,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:08,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:08,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:08,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:08,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:09,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:22:09,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:09,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:09,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:22:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 09:22:09,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 09:22:09,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:09,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:09,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 09:22:09,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 09:22:09,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:09,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:09,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:09,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:09,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:09,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:09,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 09:22:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:09,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:22:09,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:09,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:09,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:09,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:09,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 09:22:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:09,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:09,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:09,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:09,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 09:22:09,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:09,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:22:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 09:22:09,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2020-10-29 09:22:09,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [213075737] [2020-10-29 09:22:09,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:22:09,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 09:22:09,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610899459] [2020-10-29 09:22:09,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 09:22:09,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:22:09,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 09:22:09,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 09:22:09,182 INFO L87 Difference]: Start difference. First operand 247 states and 279 transitions. Second operand 8 states. [2020-10-29 09:22:09,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:22:09,873 INFO L93 Difference]: Finished difference Result 271 states and 306 transitions. [2020-10-29 09:22:09,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 09:22:09,874 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 141 [2020-10-29 09:22:09,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:22:09,877 INFO L225 Difference]: With dead ends: 271 [2020-10-29 09:22:09,877 INFO L226 Difference]: Without dead ends: 267 [2020-10-29 09:22:09,878 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-29 09:22:09,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-10-29 09:22:09,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 259. [2020-10-29 09:22:09,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-29 09:22:09,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 291 transitions. [2020-10-29 09:22:09,910 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 291 transitions. Word has length 141 [2020-10-29 09:22:09,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:22:09,910 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 291 transitions. [2020-10-29 09:22:09,911 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 09:22:09,911 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 291 transitions. [2020-10-29 09:22:09,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-29 09:22:09,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:22:09,912 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:22:09,912 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-29 09:22:09,912 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:22:09,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:22:09,913 INFO L82 PathProgramCache]: Analyzing trace with hash 790459467, now seen corresponding path program 2 times [2020-10-29 09:22:09,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:22:09,913 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [671602092] [2020-10-29 09:22:09,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:22:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:09,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:10,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:11,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:13,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:14,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:14,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-29 09:22:14,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 09:22:14,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 09:22:14,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:14,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 49 [2020-10-29 09:22:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:22:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-29 09:22:14,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:15,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:22:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:15,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:15,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:15,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:15,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:15,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:22:15,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:15,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:15,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:15,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:15,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:22:15,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:15,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:22:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:15,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:15,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:15,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:22:15,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:15,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:15,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:15,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:15,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:15,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:15,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:22:15,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:15,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:15,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:15,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:15,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:15,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:15,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:22:15,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:15,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:15,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:15,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:15,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:15,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:15,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:15,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:15,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:15,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:15,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:15,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 09:22:15,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:15,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:15,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:15,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:15,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:15,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:15,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:15,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:15,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:15,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:15,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:15,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:22:15,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:15,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:15,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:15,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:15,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:15,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:15,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:15,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:15,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:15,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:15,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:15,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:15,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:15,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:15,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:15,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:22:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:15,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:15,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:16,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:16,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:22:16,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:22:16,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1224 [2020-10-29 09:22:16,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:16,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:16,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-29 09:22:16,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:16,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-29 09:22:16,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:16,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:16,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:16,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:16,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:16,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:16,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:16,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:16,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:16,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:16,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:16,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:22:16,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:16,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:16,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:16,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:16,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:22:16,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:16,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-10-29 09:22:16,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:16,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:16,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-29 09:22:16,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:16,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 09:22:16,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:17,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:17,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:17,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:17,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:17,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:17,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:22:17,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:17,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:17,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:22:17,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:17,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:22:17,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:17,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:17,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:17,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:17,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:17,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:17,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:22:17,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:17,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:17,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:22:17,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:17,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:17,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:17,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:17,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:17,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:17,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:17,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:17,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:17,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:17,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:17,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:17,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:17,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:22:17,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:17,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:17,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:17,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:17,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:17,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:17,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-29 09:22:17,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:17,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:17,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:22:17,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:17,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:22:17,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:17,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:17,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:17,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:17,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:17,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:17,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 09:22:17,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:17,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:22:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:22:17,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:17,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:22:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:17,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:18,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:18,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 09:22:18,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:18,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 384 [2020-10-29 09:22:18,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:18,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:18,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-29 09:22:18,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:18,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 09:22:18,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:18,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:18,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:18,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:18,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:18,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:18,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:22:18,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:18,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:18,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:18,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:18,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:22:18,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:18,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:18,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:18,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:18,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 09:22:18,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:18,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 244 [2020-10-29 09:22:18,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:18,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:18,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-29 09:22:18,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:18,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 09:22:18,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:19,007 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2020-10-29 09:22:19,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:19,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:19,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:19,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:19,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:19,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:22:19,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:19,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:19,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:19,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:19,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:22:19,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:19,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:19,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:19,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:19,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:19,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:19,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 09:22:19,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:19,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:19,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 09:22:19,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:19,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 09:22:19,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:19,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:19,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:19,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:19,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:19,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:19,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:19,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:19,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:19,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:19,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:19,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:22:19,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:19,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 09:22:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:19,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:19,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:19,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:19,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:19,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-29 09:22:19,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:19,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:19,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:22:19,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:19,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:22:19,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:19,773 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2020-10-29 09:22:19,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:19,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:19,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:19,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:19,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:19,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 09:22:19,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:19,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:19,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:22:19,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:19,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:22:19,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:20,151 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-10-29 09:22:20,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 09:22:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:20,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:20,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:20,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:20,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:20,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:20,777 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 52 proven. 45 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-29 09:22:20,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [671602092] [2020-10-29 09:22:20,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:22:20,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2020-10-29 09:22:20,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52432457] [2020-10-29 09:22:20,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 40 states [2020-10-29 09:22:20,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:22:20,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2020-10-29 09:22:20,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1475, Unknown=0, NotChecked=0, Total=1560 [2020-10-29 09:22:20,780 INFO L87 Difference]: Start difference. First operand 259 states and 291 transitions. Second operand 40 states. [2020-10-29 09:22:22,649 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2020-10-29 09:22:22,880 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2020-10-29 09:22:23,233 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2020-10-29 09:22:23,553 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2020-10-29 09:22:23,833 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2020-10-29 09:22:24,151 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 98 [2020-10-29 09:22:24,442 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 101 [2020-10-29 09:22:24,859 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 93 [2020-10-29 09:22:25,459 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2020-10-29 09:22:25,778 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 76 [2020-10-29 09:22:26,070 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 53 [2020-10-29 09:22:26,697 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-29 09:22:27,059 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-29 09:22:27,417 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-10-29 09:22:27,664 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 63 [2020-10-29 09:22:30,140 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-10-29 09:22:33,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:22:33,752 INFO L93 Difference]: Finished difference Result 430 states and 495 transitions. [2020-10-29 09:22:33,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-29 09:22:33,753 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 144 [2020-10-29 09:22:33,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:22:33,756 INFO L225 Difference]: With dead ends: 430 [2020-10-29 09:22:33,756 INFO L226 Difference]: Without dead ends: 271 [2020-10-29 09:22:33,759 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 912 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=509, Invalid=5497, Unknown=0, NotChecked=0, Total=6006 [2020-10-29 09:22:33,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2020-10-29 09:22:33,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 252. [2020-10-29 09:22:33,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-10-29 09:22:33,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 281 transitions. [2020-10-29 09:22:33,796 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 281 transitions. Word has length 144 [2020-10-29 09:22:33,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:22:33,797 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 281 transitions. [2020-10-29 09:22:33,797 INFO L482 AbstractCegarLoop]: Interpolant automaton has 40 states. [2020-10-29 09:22:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 281 transitions. [2020-10-29 09:22:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-29 09:22:33,798 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:22:33,799 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:22:33,799 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-29 09:22:33,800 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:22:33,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:22:33,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1445665615, now seen corresponding path program 1 times [2020-10-29 09:22:33,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:22:33,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1609059661] [2020-10-29 09:22:33,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:22:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:33,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:33,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:34,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:34,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:34,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:35,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:35,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:35,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:36,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:38,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:38,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-29 09:22:38,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 09:22:38,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5081 [2020-10-29 09:22:38,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:38,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:38,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-29 09:22:38,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:22:38,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 192 [2020-10-29 09:22:38,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:22:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:39,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:22:39,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:39,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:22:39,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:22:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:22:39,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:39,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:39,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:22:39,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:39,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:22:39,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:39,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:39,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:39,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:39,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:39,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:22:39,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:39,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:39,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:39,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:39,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:22:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:22:39,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-29 09:22:39,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:39,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 09:22:39,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:39,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:39,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:39,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:22:39,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 09:22:39,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:39,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:39,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:39,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:39,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:39,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:39,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:39,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:22:39,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 09:22:39,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:39,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:39,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:22:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 09:22:39,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-10-29 09:22:39,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 09:22:39,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 09:22:39,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:39,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:22:39,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:39,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 09:22:39,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-29 09:22:39,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 09:22:39,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 09:22:39,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:39,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:22:39,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:39,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:22:39,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:39,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:22:39,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:22:39,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:39,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:39,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:39,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:39,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:22:39,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 09:22:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:39,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 09:22:39,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:22:39,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:39,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:39,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:39,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:39,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:22:39,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:39,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:39,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:22:39,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:39,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:22:39,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:39,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-29 09:22:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:39,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:39,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:40,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 09:22:40,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 09:22:40,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 315 [2020-10-29 09:22:40,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:40,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:40,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 09:22:40,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:40,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 09:22:40,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:40,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:40,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:40,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:40,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:40,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:22:40,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:40,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:40,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:40,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:40,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:22:40,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:40,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:40,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:40,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:40,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:40,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 09:22:40,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:40,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:40,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 09:22:40,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:40,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 09:22:40,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:40,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-29 09:22:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:40,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:40,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 09:22:40,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 09:22:40,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-29 09:22:40,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:40,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:40,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 09:22:40,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 09:22:40,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 09:22:40,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:40,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:40,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:40,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:40,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:22:40,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 09:22:40,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:40,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:40,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:22:40,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:40,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 09:22:40,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:40,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:40,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:40,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:40,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:40,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 09:22:40,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:40,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:40,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:22:40,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:40,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 09:22:40,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:40,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-29 09:22:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:40,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:40,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:40,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:40,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:40,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:40,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:40,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:40,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 09:22:40,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:40,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:40,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:40,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:40,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:40,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:40,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:40,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:40,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:40,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:40,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:40,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:40,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:40,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:40,931 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 69 proven. 6 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2020-10-29 09:22:40,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1609059661] [2020-10-29 09:22:40,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:22:40,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-29 09:22:40,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330021038] [2020-10-29 09:22:40,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-29 09:22:40,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:22:40,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-29 09:22:40,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2020-10-29 09:22:40,934 INFO L87 Difference]: Start difference. First operand 252 states and 281 transitions. Second operand 28 states. [2020-10-29 09:22:44,093 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 70 [2020-10-29 09:22:45,546 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2020-10-29 09:22:45,740 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2020-10-29 09:22:46,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:22:46,948 INFO L93 Difference]: Finished difference Result 400 states and 448 transitions. [2020-10-29 09:22:46,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-29 09:22:46,949 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 180 [2020-10-29 09:22:46,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:22:46,952 INFO L225 Difference]: With dead ends: 400 [2020-10-29 09:22:46,953 INFO L226 Difference]: Without dead ends: 328 [2020-10-29 09:22:46,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 910 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=585, Invalid=3575, Unknown=0, NotChecked=0, Total=4160 [2020-10-29 09:22:46,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-10-29 09:22:46,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 255. [2020-10-29 09:22:46,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2020-10-29 09:22:46,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 284 transitions. [2020-10-29 09:22:46,987 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 284 transitions. Word has length 180 [2020-10-29 09:22:46,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:22:46,987 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 284 transitions. [2020-10-29 09:22:46,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-10-29 09:22:46,988 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 284 transitions. [2020-10-29 09:22:46,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-29 09:22:46,989 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:22:46,989 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:22:46,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-29 09:22:46,990 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:22:46,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:22:46,990 INFO L82 PathProgramCache]: Analyzing trace with hash -118244303, now seen corresponding path program 1 times [2020-10-29 09:22:46,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:22:46,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1269444814] [2020-10-29 09:22:46,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:22:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:47,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:47,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:47,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:48,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-29 09:22:52,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 09:22:52,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-10-29 09:22:52,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-10-29 09:22:52,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:22:52,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 224 [2020-10-29 09:22:52,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:22:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:52,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:22:52,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:52,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:22:52,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:22:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:22:52,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:52,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:52,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:22:52,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:52,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 09:22:52,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:52,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:52,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:52,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:52,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:52,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:52,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:22:52,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:52,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:52,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:52,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:52,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:52,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:22:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:22:52,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 09:22:52,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 09:22:52,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:52,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:52,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:52,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:52,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:22:52,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 09:22:52,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:52,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:52,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:22:52,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:52,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:52,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:52,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:22:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:52,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:52,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:52,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:52,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:52,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:52,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:52,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:22:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:52,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:22:52,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:52,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:52,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:52,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:52,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:52,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:22:52,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:52,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:52,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:52,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:52,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:52,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:52,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:22:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:52,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:52,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:53,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:53,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 09:22:53,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:22:53,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1192 [2020-10-29 09:22:53,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:53,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 09:22:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 09:22:53,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:53,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:53,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:53,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:53,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:53,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:53,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:22:53,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:53,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:53,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:53,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:53,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:53,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:53,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 09:22:53,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:53,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-29 09:22:53,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:53,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:53,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 09:22:53,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:53,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 09:22:53,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:54,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:54,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:54,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:54,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:54,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:54,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:22:54,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:54,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:54,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:22:54,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:54,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 09:22:54,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:54,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:54,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:54,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:54,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:22:54,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:54,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:22:54,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:54,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:54,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:22:54,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:54,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:22:54,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:54,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:54,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:54,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:54,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:22:54,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:54,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:54,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:54,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:54,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:54,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:54,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:22:54,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:54,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 09:22:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:54,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:54,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:54,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:54,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:54,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-29 09:22:54,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:54,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 09:22:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:22:54,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:54,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:54,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:54,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:54,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:54,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:54,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 09:22:54,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:54,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:22:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:22:54,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:54,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-29 09:22:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:54,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:54,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:54,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:54,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:54,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:54,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 09:22:54,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 09:22:54,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 307 [2020-10-29 09:22:54,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:54,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:54,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:22:54,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:54,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-29 09:22:54,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:55,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:55,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:55,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:55,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:55,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:55,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:22:55,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:55,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:22:55,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:55,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:55,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:55,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:55,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 09:22:55,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:55,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 09:22:55,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:55,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:55,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:22:55,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:55,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 09:22:55,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:55,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-29 09:22:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:55,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:55,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:55,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:55,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 09:22:55,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:22:55,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 208 [2020-10-29 09:22:55,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:55,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:55,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 09:22:55,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:55,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-29 09:22:55,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:55,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:55,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:55,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:55,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:22:55,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:55,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:22:55,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:55,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:55,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:22:55,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:55,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:22:55,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:55,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:22:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:55,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:55,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:55,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 09:22:55,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:55,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 09:22:55,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:55,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:55,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 09:22:55,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:22:55,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 09:22:55,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:55,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-29 09:22:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:55,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:55,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:55,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:22:55,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:55,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:22:55,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:55,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 09:22:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:55,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:55,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:22:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:22:55,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:22:55,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:22:55,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:22:55,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:22:55,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 09:22:55,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:22:55,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:22:55,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:22:55,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:22:55,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:22:55,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:22:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 47 proven. 30 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-10-29 09:22:55,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1269444814] [2020-10-29 09:22:55,620 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:22:55,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-29 09:22:55,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810335262] [2020-10-29 09:22:55,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-29 09:22:55,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:22:55,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-29 09:22:55,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2020-10-29 09:22:55,622 INFO L87 Difference]: Start difference. First operand 255 states and 284 transitions. Second operand 27 states. [2020-10-29 09:22:59,550 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2020-10-29 09:23:01,231 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2020-10-29 09:23:02,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:23:02,367 INFO L93 Difference]: Finished difference Result 504 states and 595 transitions. [2020-10-29 09:23:02,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-29 09:23:02,368 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 186 [2020-10-29 09:23:02,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:23:02,371 INFO L225 Difference]: With dead ends: 504 [2020-10-29 09:23:02,371 INFO L226 Difference]: Without dead ends: 356 [2020-10-29 09:23:02,373 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 868 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=501, Invalid=3659, Unknown=0, NotChecked=0, Total=4160 [2020-10-29 09:23:02,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-10-29 09:23:02,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 268. [2020-10-29 09:23:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-10-29 09:23:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 304 transitions. [2020-10-29 09:23:02,416 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 304 transitions. Word has length 186 [2020-10-29 09:23:02,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:23:02,416 INFO L481 AbstractCegarLoop]: Abstraction has 268 states and 304 transitions. [2020-10-29 09:23:02,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-29 09:23:02,416 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 304 transitions. [2020-10-29 09:23:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-29 09:23:02,418 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:23:02,418 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:23:02,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-29 09:23:02,418 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:23:02,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:23:02,419 INFO L82 PathProgramCache]: Analyzing trace with hash -263136190, now seen corresponding path program 1 times [2020-10-29 09:23:02,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:23:02,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [700583785] [2020-10-29 09:23:02,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:23:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:02,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:03,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-29 09:23:09,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:23:09,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6520 [2020-10-29 09:23:09,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 31 [2020-10-29 09:23:09,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:23:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 225 [2020-10-29 09:23:09,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,285 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 35 [2020-10-29 09:23:09,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:23:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:23:09,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:23:09,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:23:09,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:23:09,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:23:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 09:23:09,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:23:09,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:23:09,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 09:23:09,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:23:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:23:09,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:23:09,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:23:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:23:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:23:09,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:23:09,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:09,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:09,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:23:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:23:09,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:23:09,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:23:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:23:09,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:23:09,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 09:23:09,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:09,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:09,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 09:23:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 09:23:09,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 09:23:09,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:23:09,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 09:23:09,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:23:09,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:23:09,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:09,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:09,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:23:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 09:23:09,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:23:09,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:09,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:09,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:23:09,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:23:09,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:09,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 09:23:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:23:09,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:23:09,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:09,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:09,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:23:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:23:09,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:23:09,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:09,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:23:09,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 09:23:09,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:09,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:09,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 09:23:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 252 [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 09:23:09,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:09,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:09,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:10,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:10,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:23:10,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:10,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 09:23:10,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:10,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:10,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:23:10,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:10,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:23:10,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:10,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:23:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:10,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:10,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:10,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 09:23:10,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:10,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 158 [2020-10-29 09:23:10,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:10,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:10,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 09:23:10,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:10,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 09:23:10,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:10,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:10,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:10,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:10,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:23:10,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:10,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:23:10,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:10,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:10,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:23:10,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:10,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:23:10,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:10,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:23:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:10,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:10,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:10,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 09:23:10,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:10,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 09:23:10,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:10,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:10,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:23:10,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:10,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:23:10,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:10,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:10,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:10,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:10,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 09:23:10,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:10,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:23:10,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:10,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:10,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:23:10,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:10,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:23:10,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:10,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 09:23:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:10,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:10,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:10,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:23:10,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:10,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 09:23:10,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:10,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:10,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:23:10,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:10,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 09:23:10,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:10,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:10,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:10,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:10,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:23:10,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:10,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 09:23:10,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:10,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:10,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:23:10,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:10,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 09:23:10,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:10,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-29 09:23:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:10,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:11,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:11,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:11,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-29 09:23:11,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:23:11,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 732 [2020-10-29 09:23:11,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:11,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:11,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 09:23:11,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:23:11,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-29 09:23:11,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:11,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:11,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:11,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:11,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 09:23:11,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:11,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:23:11,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:11,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:11,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:23:11,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:23:11,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:23:11,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:11,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:23:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:11,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:12,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:12,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:12,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 09:23:12,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:23:12,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 279 [2020-10-29 09:23:12,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:12,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:12,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 09:23:12,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:23:12,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-29 09:23:12,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:12,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:23:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:12,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:12,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:12,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:23:12,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:12,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 09:23:12,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:12,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 09:23:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:23:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 09:23:12,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:23:14,353 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 94 [2020-10-29 09:23:15,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:23:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:23:15,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:23:15,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:23:15,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:23:15,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:23:15,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 09:23:15,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:23:15,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:23:15,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:23:15,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:23:15,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:23:15,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0