/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block 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=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 01:00:18,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 01:00:18,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 01:00:18,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 01:00:18,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 01:00:18,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 01:00:18,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 01:00:18,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 01:00:18,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 01:00:18,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 01:00:18,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 01:00:18,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 01:00:18,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 01:00:18,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 01:00:18,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 01:00:18,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 01:00:18,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 01:00:18,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 01:00:18,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 01:00:18,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 01:00:18,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 01:00:18,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 01:00:18,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 01:00:18,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 01:00:18,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 01:00:18,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 01:00:18,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 01:00:18,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 01:00:18,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 01:00:18,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 01:00:18,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 01:00:18,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 01:00:18,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 01:00:18,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 01:00:18,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 01:00:18,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 01:00:18,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 01:00:18,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 01:00:18,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 01:00:18,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 01:00:18,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 01:00:18,876 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 01:00:18,897 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 01:00:18,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 01:00:18,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 01:00:18,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 01:00:18,899 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 01:00:18,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 01:00:18,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 01:00:18,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 01:00:18,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 01:00:18,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 01:00:18,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 01:00:18,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 01:00:18,901 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 01:00:18,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 01:00:18,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 01:00:18,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 01:00:18,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 01:00:18,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 01:00:18,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 01:00:18,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 01:00:18,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 01:00:18,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 01:00:18,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 01:00:18,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 01:00:18,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 01:00:18,903 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 01:00:18,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 01:00:18,904 INFO L138 SettingsManager]: * To the following directory=dump/ 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 01:00:19,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 01:00:19,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 01:00:19,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 01:00:19,253 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 01:00:19,253 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 01:00:19,254 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2020-10-13 01:00:19,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9142ba868/58e5f64ef1324043a673777ee6e7e035/FLAG084b4a19e [2020-10-13 01:00:19,968 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 01:00:19,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2020-10-13 01:00:19,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9142ba868/58e5f64ef1324043a673777ee6e7e035/FLAG084b4a19e [2020-10-13 01:00:20,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9142ba868/58e5f64ef1324043a673777ee6e7e035 [2020-10-13 01:00:20,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 01:00:20,167 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 01:00:20,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 01:00:20,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 01:00:20,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 01:00:20,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:20" (1/1) ... [2020-10-13 01:00:20,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5db01eef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:20, skipping insertion in model container [2020-10-13 01:00:20,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:20" (1/1) ... [2020-10-13 01:00:20,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 01:00:20,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 01:00:20,828 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2020-10-13 01:00:20,829 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2020-10-13 01:00:21,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 01:00:21,529 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 01:00:21,630 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2020-10-13 01:00:21,631 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2020-10-13 01:00:21,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 01:00:21,925 INFO L208 MainTranslator]: Completed translation [2020-10-13 01:00:21,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21 WrapperNode [2020-10-13 01:00:21,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 01:00:21,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 01:00:21,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 01:00:21,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 01:00:21,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2020-10-13 01:00:21,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2020-10-13 01:00:22,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2020-10-13 01:00:22,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2020-10-13 01:00:22,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2020-10-13 01:00:22,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2020-10-13 01:00:22,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2020-10-13 01:00:22,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 01:00:22,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 01:00:22,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 01:00:22,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 01:00:22,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 01:00:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 01:00:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 01:00:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 01:00:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-13 01:00:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-13 01:00:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-13 01:00:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 01:00:22,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2020-10-13 01:00:22,302 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 01:00:22,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 01:00:22,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 01:00:22,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 01:00:22,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 01:00:22,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 01:00:22,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 01:00:22,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 01:00:22,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 01:00:22,304 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2020-10-13 01:00:22,305 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2020-10-13 01:00:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2020-10-13 01:00:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-13 01:00:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 01:00:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init_units [2020-10-13 01:00:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2020-10-13 01:00:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2020-10-13 01:00:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2020-10-13 01:00:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2020-10-13 01:00:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2020-10-13 01:00:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_detect [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_open [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_release [2020-10-13 01:00:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_read [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_exit [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-13 01:00:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 01:00:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-13 01:00:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-13 01:00:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-13 01:00:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-13 01:00:22,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2020-10-13 01:00:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-13 01:00:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-13 01:00:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-13 01:00:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2020-10-13 01:00:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2020-10-13 01:00:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-13 01:00:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 01:00:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2020-10-13 01:00:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2020-10-13 01:00:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2020-10-13 01:00:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-13 01:00:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 01:00:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 01:00:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-13 01:00:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-13 01:00:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-13 01:00:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 01:00:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2020-10-13 01:00:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2020-10-13 01:00:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2020-10-13 01:00:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2020-10-13 01:00:22,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2020-10-13 01:00:22,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2020-10-13 01:00:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2020-10-13 01:00:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2020-10-13 01:00:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2020-10-13 01:00:22,363 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 01:00:22,363 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2020-10-13 01:00:22,363 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 01:00:22,365 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 01:00:22,365 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 01:00:22,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 01:00:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 01:00:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 01:00:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-13 01:00:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 01:00:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-13 01:00:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-13 01:00:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 01:00:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-13 01:00:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-13 01:00:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-13 01:00:22,368 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-13 01:00:22,368 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 01:00:22,369 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 01:00:22,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 01:00:22,369 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 01:00:22,369 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-13 01:00:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2020-10-13 01:00:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 01:00:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-13 01:00:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 01:00:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 01:00:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 01:00:22,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2020-10-13 01:00:22,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2020-10-13 01:00:22,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 01:00:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 01:00:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 01:00:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 01:00:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 01:00:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 01:00:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 01:00:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 01:00:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 01:00:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 01:00:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 01:00:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2020-10-13 01:00:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 01:00:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2020-10-13 01:00:22,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 01:00:22,383 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2020-10-13 01:00:22,384 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2020-10-13 01:00:22,384 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2020-10-13 01:00:22,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2020-10-13 01:00:22,384 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2020-10-13 01:00:22,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2020-10-13 01:00:22,385 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2020-10-13 01:00:22,386 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-13 01:00:22,386 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2020-10-13 01:00:22,386 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2020-10-13 01:00:22,387 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2020-10-13 01:00:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2020-10-13 01:00:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2020-10-13 01:00:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-13 01:00:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 01:00:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-13 01:00:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-13 01:00:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-13 01:00:22,396 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 01:00:22,396 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2020-10-13 01:00:22,396 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2020-10-13 01:00:22,396 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2020-10-13 01:00:22,397 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2020-10-13 01:00:22,397 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2020-10-13 01:00:22,397 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2020-10-13 01:00:22,397 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2020-10-13 01:00:22,397 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2020-10-13 01:00:22,398 INFO L130 BoogieDeclarations]: Found specification of procedure pg_open [2020-10-13 01:00:22,398 INFO L130 BoogieDeclarations]: Found specification of procedure pg_release [2020-10-13 01:00:22,401 INFO L130 BoogieDeclarations]: Found specification of procedure pg_read [2020-10-13 01:00:22,401 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2020-10-13 01:00:22,401 INFO L130 BoogieDeclarations]: Found specification of procedure pg_detect [2020-10-13 01:00:22,401 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2020-10-13 01:00:22,401 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init_units [2020-10-13 01:00:22,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 01:00:22,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 01:00:22,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 01:00:22,402 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2020-10-13 01:00:22,402 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2020-10-13 01:00:22,403 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2020-10-13 01:00:22,403 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2020-10-13 01:00:22,403 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2020-10-13 01:00:22,403 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2020-10-13 01:00:22,403 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2020-10-13 01:00:22,403 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2020-10-13 01:00:22,404 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2020-10-13 01:00:22,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 01:00:22,404 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2020-10-13 01:00:22,404 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2020-10-13 01:00:22,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 01:00:22,404 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init [2020-10-13 01:00:22,404 INFO L130 BoogieDeclarations]: Found specification of procedure pg_exit [2020-10-13 01:00:22,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 01:00:22,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 01:00:22,405 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 01:00:22,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-13 01:00:22,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 01:00:22,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-13 01:00:22,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-13 01:00:22,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-13 01:00:22,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-13 01:00:22,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 01:00:22,406 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 01:00:22,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 01:00:22,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 01:00:22,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 01:00:22,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 01:00:22,958 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 01:00:24,892 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 01:00:24,892 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 01:00:24,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:24 BoogieIcfgContainer [2020-10-13 01:00:24,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 01:00:24,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 01:00:24,912 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 01:00:24,917 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 01:00:24,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:00:20" (1/3) ... [2020-10-13 01:00:24,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec21408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:24, skipping insertion in model container [2020-10-13 01:00:24,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (2/3) ... [2020-10-13 01:00:24,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec21408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:24, skipping insertion in model container [2020-10-13 01:00:24,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:24" (3/3) ... [2020-10-13 01:00:24,923 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2020-10-13 01:00:24,944 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 01:00:24,962 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 01:00:25,001 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 01:00:25,065 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 01:00:25,067 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 01:00:25,067 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 01:00:25,067 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 01:00:25,068 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 01:00:25,068 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 01:00:25,068 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 01:00:25,068 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 01:00:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states. [2020-10-13 01:00:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-13 01:00:25,151 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 01:00:25,152 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 01:00:25,152 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 01:00:25,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 01:00:25,159 INFO L82 PathProgramCache]: Analyzing trace with hash -414653628, now seen corresponding path program 1 times [2020-10-13 01:00:25,168 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 01:00:25,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1932870276] [2020-10-13 01:00:25,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 01:00:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:25,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:25,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:26,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:30,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:30,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 175 [2020-10-13 01:00:30,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 01:00:30,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-13 01:00:30,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:30,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 01:00:30,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:00:30,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-13 01:00:30,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 01:00:31,579 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2020-10-13 01:00:31,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 01:00:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:31,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:31,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:31,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:31,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:31,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 231 [2020-10-13 01:00:31,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:31,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 01:00:31,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:31,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 01:00:31,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:31,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:00:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:31,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:31,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:31,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:00:31,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:31,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 01:00:31,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:00:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:00:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 01:00:31,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:31,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 01:00:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:31,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:31,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:31,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:00:31,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:31,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 01:00:31,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:00:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:00:31,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 01:00:31,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:31,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:00:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:31,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:00:32,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 01:00:32,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:00:32,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:00:32,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 01:00:32,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 01:00:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:00:32,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 01:00:32,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:00:32,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:00:32,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 01:00:32,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 01:00:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 01:00:32,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:00:32,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 01:00:32,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 01:00:32,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 01:00:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:32,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 01:00:32,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 01:00:32,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:00:32,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 01:00:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:32,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:00:32,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 01:00:32,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:00:32,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 01:00:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:32,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:00:32,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:32,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:00:32,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:32,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:32,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 01:00:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-13 01:00:32,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 01:00:32,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 339 [2020-10-13 01:00:32,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:00:32,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 01:00:32,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:00:32,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:32,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-13 01:00:32,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-13 01:00:32,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:00:32,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-13 01:00:32,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:00:32,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:32,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:32,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:32,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:32,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:00:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:32,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:32,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:32,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:32,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 01:00:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:00:32,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 01:00:32,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:32,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:32,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:32,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:32,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:32,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:32,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:32,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:32,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 01:00:32,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 01:00:32,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 01:00:32,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 01:00:32,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 01:00:32,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:32,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:32,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:00:32,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 01:00:32,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:32,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:32,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:32,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:00:32,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:32,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:32,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:32,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:32,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 01:00:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:32,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:32,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:32,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:32,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:32,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:32,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:00:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:32,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:33,027 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-13 01:00:33,028 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1932870276] [2020-10-13 01:00:33,029 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 01:00:33,030 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-13 01:00:33,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350665661] [2020-10-13 01:00:33,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 01:00:33,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 01:00:33,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 01:00:33,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-13 01:00:33,055 INFO L87 Difference]: Start difference. First operand 630 states. Second operand 13 states. [2020-10-13 01:00:34,949 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2020-10-13 01:00:37,524 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2020-10-13 01:00:38,600 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2020-10-13 01:00:41,519 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2020-10-13 01:00:52,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 01:00:52,399 INFO L93 Difference]: Finished difference Result 1862 states and 2561 transitions. [2020-10-13 01:00:52,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 01:00:52,401 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 125 [2020-10-13 01:00:52,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 01:00:52,435 INFO L225 Difference]: With dead ends: 1862 [2020-10-13 01:00:52,435 INFO L226 Difference]: Without dead ends: 1165 [2020-10-13 01:00:52,450 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2020-10-13 01:00:52,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2020-10-13 01:00:52,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 954. [2020-10-13 01:00:52,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 954 states. [2020-10-13 01:00:52,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 1243 transitions. [2020-10-13 01:00:52,737 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 1243 transitions. Word has length 125 [2020-10-13 01:00:52,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 01:00:52,737 INFO L479 AbstractCegarLoop]: Abstraction has 954 states and 1243 transitions. [2020-10-13 01:00:52,738 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 01:00:52,738 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1243 transitions. [2020-10-13 01:00:52,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-13 01:00:52,746 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 01:00:52,746 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 01:00:52,747 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 01:00:52,747 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 01:00:52,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 01:00:52,748 INFO L82 PathProgramCache]: Analyzing trace with hash 1653841179, now seen corresponding path program 1 times [2020-10-13 01:00:52,748 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 01:00:52,748 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [603509242] [2020-10-13 01:00:52,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 01:00:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:52,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:53,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:55,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:59,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:59,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-13 01:00:59,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 01:00:59,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6478 [2020-10-13 01:00:59,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:59,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 01:00:59,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-13 01:00:59,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 01:00:59,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:59,951 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2020-10-13 01:00:59,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 01:00:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:59,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-13 01:01:00,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:01:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:01:00,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:01:00,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 01:01:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:01:00,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:01:00,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:01:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:01:00,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:01:00,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 01:01:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:01:00,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:01:00,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 01:01:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 01:01:00,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 01:01:00,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-13 01:01:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 01:01:00,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 01:01:00,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 01:01:00,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:01:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:01:00,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:01:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:01:00,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 01:01:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:01:00,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:01:00,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-13 01:01:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:01:00,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:01:00,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-13 01:01:00,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:01:00,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:01:00,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 01:01:00,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-13 01:01:00,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-13 01:01:00,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-13 01:01:00,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:01:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-13 01:01:00,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 01:01:00,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:01:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 01:01:00,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:01:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 01:01:00,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 01:01:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:01:00,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:01:00,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:01:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:01:00,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 01:01:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-13 01:01:00,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 01:01:00,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:01:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:01:00,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:01:00,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:01:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:01:00,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 01:01:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:01:00,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:01:00,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:01:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:01:00,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 01:01:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:01:00,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:01:00,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:01:00,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:01:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:01:00,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 01:01:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:01:00,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:01:00,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:01:00,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:01:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:01:00,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-13 01:01:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:00,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:00,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:00,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:00,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:00,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:01:00,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:00,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:01:00,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:00,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:01:00,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:00,743 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-10-13 01:01:00,743 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [603509242] [2020-10-13 01:01:00,744 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 01:01:00,744 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 01:01:00,744 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188743343] [2020-10-13 01:01:00,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 01:01:00,747 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 01:01:00,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 01:01:00,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-13 01:01:00,748 INFO L87 Difference]: Start difference. First operand 954 states and 1243 transitions. Second operand 9 states. [2020-10-13 01:01:02,120 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2020-10-13 01:01:11,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 01:01:11,499 INFO L93 Difference]: Finished difference Result 2592 states and 3507 transitions. [2020-10-13 01:01:11,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 01:01:11,500 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 179 [2020-10-13 01:01:11,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 01:01:11,517 INFO L225 Difference]: With dead ends: 2592 [2020-10-13 01:01:11,517 INFO L226 Difference]: Without dead ends: 1656 [2020-10-13 01:01:11,523 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2020-10-13 01:01:11,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1656 states. [2020-10-13 01:01:11,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1656 to 1372. [2020-10-13 01:01:11,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1372 states. [2020-10-13 01:01:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 1809 transitions. [2020-10-13 01:01:11,772 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 1809 transitions. Word has length 179 [2020-10-13 01:01:11,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 01:01:11,774 INFO L479 AbstractCegarLoop]: Abstraction has 1372 states and 1809 transitions. [2020-10-13 01:01:11,774 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 01:01:11,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1809 transitions. [2020-10-13 01:01:11,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-13 01:01:11,785 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 01:01:11,785 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 01:01:11,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 01:01:11,786 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 01:01:11,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 01:01:11,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1228329166, now seen corresponding path program 1 times [2020-10-13 01:01:11,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 01:01:11,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1045995317] [2020-10-13 01:01:11,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 01:01:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:11,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:12,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:12,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:12,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:12,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:16,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:16,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-13 01:01:16,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 01:01:16,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5107 [2020-10-13 01:01:16,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 32 [2020-10-13 01:01:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:01:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 167 [2020-10-13 01:01:16,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:24,698 WARN L193 SmtUtils]: Spent 7.27 s on a formula simplification. DAG size of input: 122 DAG size of output: 114 [2020-10-13 01:01:34,293 WARN L193 SmtUtils]: Spent 7.43 s on a formula simplification. DAG size of input: 122 DAG size of output: 113 [2020-10-13 01:01:34,991 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2020-10-13 01:01:34,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 01:01:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:35,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:35,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:01:35,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:35,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-13 01:01:35,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:35,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 01:01:35,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:35,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 01:01:35,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:01:35,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:01:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:35,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:35,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:01:35,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:35,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 01:01:35,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:35,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:01:35,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:01:35,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 01:01:35,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:35,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 01:01:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:35,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:35,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:01:35,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 01:01:35,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:01:35,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:01:35,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 01:01:35,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:35,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:01:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:35,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:35,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:01:35,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:35,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 01:01:35,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:35,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:01:35,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:01:35,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 01:01:35,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:35,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 01:01:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:35,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:35,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:01:35,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:35,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 01:01:35,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:35,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:01:35,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:01:35,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 01:01:35,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:35,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 01:01:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:35,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:35,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 01:01:35,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:01:35,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:01:35,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:35,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 01:01:35,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:01:35,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 01:01:35,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:01:35,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 01:01:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:01:35,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:35,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:36,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:01:40,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:01:40,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-13 01:01:40,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 01:01:40,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 01:01:40,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:01:40,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 01:01:40,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:01:40,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-13 01:01:40,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:12,744 WARN L193 SmtUtils]: Spent 30.15 s on a formula simplification. DAG size of input: 500 DAG size of output: 115 [2020-10-13 01:02:22,812 WARN L193 SmtUtils]: Spent 4.84 s on a formula simplification. DAG size of input: 349 DAG size of output: 128 [2020-10-13 01:02:22,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 01:02:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:22,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:22,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:23,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:23,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 01:02:23,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 01:02:23,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 386 [2020-10-13 01:02:23,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:23,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 01:02:23,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 01:02:23,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 01:02:23,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:25,107 ERROR L253 erpolLogProxyWrapper]: Interpolant 4 not inductive [2020-10-13 01:03:53,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 01:03:53,619 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: generated interpolants did not pass sanity check at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:849) at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:155) at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:256) at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:150) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:378) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:378) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-13 01:03:53,624 INFO L168 Benchmark]: Toolchain (without parser) took 213456.46 ms. Allocated memory was 148.9 MB in the beginning and 2.8 GB in the end (delta: 2.7 GB). Free memory was 99.3 MB in the beginning and 632.5 MB in the end (delta: -533.1 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2020-10-13 01:03:53,625 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-13 01:03:53,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1758.36 ms. Allocated memory was 148.9 MB in the beginning and 207.6 MB in the end (delta: 58.7 MB). Free memory was 99.3 MB in the beginning and 113.4 MB in the end (delta: -14.1 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. [2020-10-13 01:03:53,627 INFO L168 Benchmark]: Boogie Preprocessor took 259.66 ms. Allocated memory is still 207.6 MB. Free memory was 113.4 MB in the beginning and 103.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2020-10-13 01:03:53,628 INFO L168 Benchmark]: RCFGBuilder took 2718.07 ms. Allocated memory was 207.6 MB in the beginning and 253.2 MB in the end (delta: 45.6 MB). Free memory was 103.3 MB in the beginning and 164.7 MB in the end (delta: -61.5 MB). Peak memory consumption was 58.8 MB. Max. memory is 7.1 GB. [2020-10-13 01:03:53,629 INFO L168 Benchmark]: TraceAbstraction took 208710.58 ms. Allocated memory was 253.2 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 162.7 MB in the beginning and 632.5 MB in the end (delta: -469.8 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2020-10-13 01:03:53,633 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1758.36 ms. Allocated memory was 148.9 MB in the beginning and 207.6 MB in the end (delta: 58.7 MB). Free memory was 99.3 MB in the beginning and 113.4 MB in the end (delta: -14.1 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 259.66 ms. Allocated memory is still 207.6 MB. Free memory was 113.4 MB in the beginning and 103.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2718.07 ms. Allocated memory was 207.6 MB in the beginning and 253.2 MB in the end (delta: 45.6 MB). Free memory was 103.3 MB in the beginning and 164.7 MB in the end (delta: -61.5 MB). Peak memory consumption was 58.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 208710.58 ms. Allocated memory was 253.2 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 162.7 MB in the beginning and 632.5 MB in the end (delta: -469.8 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: generated interpolants did not pass sanity check de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: generated interpolants did not pass sanity check: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...