/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=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--hid--hid-axff.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 01:40:14,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 01:40:14,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 01:40:15,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 01:40:15,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 01:40:15,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 01:40:15,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 01:40:15,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 01:40:15,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 01:40:15,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 01:40:15,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 01:40:15,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 01:40:15,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 01:40:15,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 01:40:15,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 01:40:15,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 01:40:15,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 01:40:15,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 01:40:15,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 01:40:15,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 01:40:15,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 01:40:15,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 01:40:15,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 01:40:15,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 01:40:15,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 01:40:15,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 01:40:15,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 01:40:15,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 01:40:15,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 01:40:15,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 01:40:15,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 01:40:15,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 01:40:15,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 01:40:15,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 01:40:15,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 01:40:15,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 01:40:15,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 01:40:15,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 01:40:15,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 01:40:15,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 01:40:15,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 01:40:15,062 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 [2020-09-25 01:40:15,087 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 01:40:15,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 01:40:15,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 01:40:15,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 01:40:15,089 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 01:40:15,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 01:40:15,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 01:40:15,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 01:40:15,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 01:40:15,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 01:40:15,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 01:40:15,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 01:40:15,091 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 01:40:15,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 01:40:15,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 01:40:15,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 01:40:15,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 01:40:15,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 01:40:15,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 01:40:15,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 01:40:15,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 01:40:15,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 01:40:15,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 01:40:15,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 01:40:15,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 01:40:15,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 01:40:15,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 01:40:15,094 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; [2020-09-25 01:40:15,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 01:40:15,596 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 01:40:15,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 01:40:15,604 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 01:40:15,605 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 01:40:15,607 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-09-25 01:40:15,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8473dceab/f2bdd92011a444f8b84934b4663f994a/FLAGb497e8fe1 [2020-09-25 01:40:16,434 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 01:40:16,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-09-25 01:40:16,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8473dceab/f2bdd92011a444f8b84934b4663f994a/FLAGb497e8fe1 [2020-09-25 01:40:16,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8473dceab/f2bdd92011a444f8b84934b4663f994a [2020-09-25 01:40:16,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 01:40:16,598 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 01:40:16,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 01:40:16,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 01:40:16,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 01:40:16,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:40:16" (1/1) ... [2020-09-25 01:40:16,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee39e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:16, skipping insertion in model container [2020-09-25 01:40:16,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:40:16" (1/1) ... [2020-09-25 01:40:16,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 01:40:16,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 01:40:17,393 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2020-09-25 01:40:17,395 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2020-09-25 01:40:17,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 01:40:17,791 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 01:40:17,882 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2020-09-25 01:40:17,882 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2020-09-25 01:40:17,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 01:40:18,004 INFO L208 MainTranslator]: Completed translation [2020-09-25 01:40:18,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18 WrapperNode [2020-09-25 01:40:18,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 01:40:18,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 01:40:18,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 01:40:18,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 01:40:18,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18" (1/1) ... [2020-09-25 01:40:18,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18" (1/1) ... [2020-09-25 01:40:18,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18" (1/1) ... [2020-09-25 01:40:18,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18" (1/1) ... [2020-09-25 01:40:18,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18" (1/1) ... [2020-09-25 01:40:18,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18" (1/1) ... [2020-09-25 01:40:18,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18" (1/1) ... [2020-09-25 01:40:18,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 01:40:18,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 01:40:18,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 01:40:18,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 01:40:18,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 01:40:18,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 01:40:18,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 01:40:18,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-09-25 01:40:18,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-09-25 01:40:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-09-25 01:40:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-09-25 01:40:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 01:40:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 01:40:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-25 01:40:18,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-25 01:40:18,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-25 01:40:18,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 01:40:18,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-25 01:40:18,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-25 01:40:18,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-09-25 01:40:18,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-25 01:40:18,285 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2020-09-25 01:40:18,285 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_parse [2020-09-25 01:40:18,285 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_start [2020-09-25 01:40:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2020-09-25 01:40:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_open [2020-09-25 01:40:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2020-09-25 01:40:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2020-09-25 01:40:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure axff_play [2020-09-25 01:40:18,287 INFO L138 BoogieDeclarations]: Found implementation of procedure axff_init [2020-09-25 01:40:18,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_probe [2020-09-25 01:40:18,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2020-09-25 01:40:18,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_driver_init [2020-09-25 01:40:18,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_driver_exit [2020-09-25 01:40:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hid_driver_1 [2020-09-25 01:40:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 01:40:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-25 01:40:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-09-25 01:40:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-09-25 01:40:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-09-25 01:40:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-09-25 01:40:18,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-09-25 01:40:18,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-09-25 01:40:18,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-09-25 01:40:18,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_register_driver [2020-09-25 01:40:18,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_request [2020-09-25 01:40:18,289 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-09-25 01:40:18,290 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-09-25 01:40:18,290 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-09-25 01:40:18,290 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_connect [2020-09-25 01:40:18,290 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_disconnect [2020-09-25 01:40:18,290 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_open_report [2020-09-25 01:40:18,291 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_unregister_driver [2020-09-25 01:40:18,291 INFO L138 BoogieDeclarations]: Found implementation of procedure input_ff_create_memless [2020-09-25 01:40:18,291 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-09-25 01:40:18,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 01:40:18,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 01:40:18,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-09-25 01:40:18,292 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-09-25 01:40:18,292 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 01:40:18,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 01:40:18,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 01:40:18,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-25 01:40:18,292 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-09-25 01:40:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-09-25 01:40:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-09-25 01:40:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-09-25 01:40:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 01:40:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 01:40:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-09-25 01:40:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-25 01:40:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-09-25 01:40:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 01:40:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 01:40:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 01:40:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-25 01:40:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 01:40:18,294 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 01:40:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 01:40:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 01:40:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 01:40:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 01:40:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-25 01:40:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-25 01:40:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 01:40:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-25 01:40:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-09-25 01:40:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hid_driver_1 [2020-09-25 01:40:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-25 01:40:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-09-25 01:40:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-09-25 01:40:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-09-25 01:40:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2020-09-25 01:40:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure input_ff_create_memless [2020-09-25 01:40:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_register_driver [2020-09-25 01:40:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure hid_unregister_driver [2020-09-25 01:40:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_request [2020-09-25 01:40:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure hid_open_report [2020-09-25 01:40:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure hid_connect [2020-09-25 01:40:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure hid_disconnect [2020-09-25 01:40:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure hid_parse [2020-09-25 01:40:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_start [2020-09-25 01:40:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-09-25 01:40:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-09-25 01:40:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2020-09-25 01:40:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_open [2020-09-25 01:40:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2020-09-25 01:40:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2020-09-25 01:40:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure axff_play [2020-09-25 01:40:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 01:40:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 01:40:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 01:40:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 01:40:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure axff_init [2020-09-25 01:40:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure ax_probe [2020-09-25 01:40:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 01:40:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2020-09-25 01:40:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure ax_driver_init [2020-09-25 01:40:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure ax_driver_exit [2020-09-25 01:40:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 01:40:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 01:40:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 01:40:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-09-25 01:40:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-09-25 01:40:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-09-25 01:40:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-09-25 01:40:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-09-25 01:40:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-09-25 01:40:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 01:40:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 01:40:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 01:40:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 01:40:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 01:40:19,364 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-25 01:40:19,848 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 01:40:19,849 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 01:40:19,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:40:19 BoogieIcfgContainer [2020-09-25 01:40:19,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 01:40:19,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 01:40:19,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 01:40:19,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 01:40:19,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 01:40:16" (1/3) ... [2020-09-25 01:40:19,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d66b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:40:19, skipping insertion in model container [2020-09-25 01:40:19,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:18" (2/3) ... [2020-09-25 01:40:19,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d66b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:40:19, skipping insertion in model container [2020-09-25 01:40:19,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:40:19" (3/3) ... [2020-09-25 01:40:19,870 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-09-25 01:40:19,885 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 01:40:19,898 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 01:40:19,951 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 01:40:19,984 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 01:40:19,985 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 01:40:19,985 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 01:40:19,985 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 01:40:19,985 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 01:40:19,985 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 01:40:19,985 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 01:40:19,986 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 01:40:20,021 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states. [2020-09-25 01:40:20,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-09-25 01:40:20,043 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 01:40:20,045 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 01:40:20,046 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 01:40:20,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 01:40:20,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1899615713, now seen corresponding path program 1 times [2020-09-25 01:40:20,067 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 01:40:20,067 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1356715443] [2020-09-25 01:40:20,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 01:40:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:20,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:21,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:23,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:24,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:24,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:25,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:25,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:25,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-09-25 01:40:25,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-09-25 01:40:25,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5146 [2020-09-25 01:40:25,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-25 01:40:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 260 [2020-09-25 01:40:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-09-25 01:40:25,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 01:40:26,204 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-25 01:40:26,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 01:40:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:26,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:26,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:26,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-09-25 01:40:26,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:26,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-09-25 01:40:26,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:26,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:26,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:26,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-09-25 01:40:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:26,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:26,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:26,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:26,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:26,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 01:40:26,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:26,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:26,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:26,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:26,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:26,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 01:40:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:26,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:26,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:26,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 01:40:26,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:26,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 01:40:26,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:26,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:26,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:26,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:26,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:26,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-25 01:40:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:26,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:26,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:26,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 01:40:26,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:26,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 01:40:26,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:26,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:26,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:26,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:26,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:26,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-09-25 01:40:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:26,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:26,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:26,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-09-25 01:40:26,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:26,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-25 01:40:26,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:26,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:26,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:26,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:26,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:26,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 01:40:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:26,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:26,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:26,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 01:40:26,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:26,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 01:40:26,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:26,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:26,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:26,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:26,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:26,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-09-25 01:40:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:26,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:26,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:26,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 01:40:26,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:26,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-25 01:40:26,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:26,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:26,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:26,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:26,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:26,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-25 01:40:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:26,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:26,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:26,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 01:40:26,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:26,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 01:40:26,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:26,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:26,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:26,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:26,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:26,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-09-25 01:40:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:26,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:26,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:26,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 01:40:26,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:26,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 01:40:26,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:26,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:26,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 01:40:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:26,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 01:40:26,858 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1356715443] [2020-09-25 01:40:26,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 01:40:26,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-25 01:40:26,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474081299] [2020-09-25 01:40:26,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-25 01:40:26,874 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 01:40:26,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-25 01:40:26,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-09-25 01:40:26,896 INFO L87 Difference]: Start difference. First operand 584 states. Second operand 6 states. [2020-09-25 01:40:27,247 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:29,293 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:40:29,753 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-09-25 01:40:30,214 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:30,761 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-25 01:40:31,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 01:40:31,628 INFO L93 Difference]: Finished difference Result 1066 states and 1187 transitions. [2020-09-25 01:40:31,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-25 01:40:31,630 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 268 [2020-09-25 01:40:31,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 01:40:31,656 INFO L225 Difference]: With dead ends: 1066 [2020-09-25 01:40:31,656 INFO L226 Difference]: Without dead ends: 597 [2020-09-25 01:40:31,665 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-09-25 01:40:31,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2020-09-25 01:40:31,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 492. [2020-09-25 01:40:31,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 492 states. [2020-09-25 01:40:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 522 transitions. [2020-09-25 01:40:31,780 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 522 transitions. Word has length 268 [2020-09-25 01:40:31,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 01:40:31,782 INFO L479 AbstractCegarLoop]: Abstraction has 492 states and 522 transitions. [2020-09-25 01:40:31,782 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-25 01:40:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 522 transitions. [2020-09-25 01:40:31,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-09-25 01:40:31,792 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 01:40:31,792 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 01:40:31,793 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 01:40:31,793 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 01:40:31,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 01:40:31,794 INFO L82 PathProgramCache]: Analyzing trace with hash -1590188860, now seen corresponding path program 1 times [2020-09-25 01:40:31,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 01:40:31,794 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1047482614] [2020-09-25 01:40:31,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 01:40:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:31,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:32,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:32,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:34,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:36,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:36,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 303 [2020-09-25 01:40:36,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 01:40:36,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-09-25 01:40:36,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:36,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 01:40:36,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 207 [2020-09-25 01:40:36,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-09-25 01:40:36,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:37,306 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-25 01:40:37,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 01:40:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:37,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:37,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-09-25 01:40:37,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:37,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-09-25 01:40:37,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:37,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:37,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:37,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:37,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-09-25 01:40:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:37,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:37,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:37,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:37,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-25 01:40:37,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:37,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:37,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:37,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:37,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:37,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 01:40:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:37,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:37,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 01:40:37,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:37,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 01:40:37,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:37,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:37,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:37,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:37,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:37,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-25 01:40:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:37,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:37,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 01:40:37,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:37,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 01:40:37,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:37,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:37,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:37,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:37,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:37,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-09-25 01:40:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:37,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:37,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-09-25 01:40:37,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:37,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 01:40:37,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:37,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:37,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:37,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:37,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:37,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 01:40:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:37,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:37,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 01:40:37,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:37,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 01:40:37,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:37,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:37,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:37,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:37,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:37,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-09-25 01:40:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:37,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:37,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 01:40:37,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:37,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-09-25 01:40:37,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:37,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 01:40:37,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:37,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-09-25 01:40:37,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:37,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-25 01:40:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:37,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:37,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 01:40:37,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:37,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 01:40:37,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:37,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:37,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:37,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 01:40:37,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:37,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-09-25 01:40:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:37,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:37,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 01:40:37,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:37,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-25 01:40:37,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:37,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:37,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 01:40:37,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:37,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:38,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 01:40:38,098 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1047482614] [2020-09-25 01:40:38,098 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 01:40:38,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 01:40:38,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084305803] [2020-09-25 01:40:38,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 01:40:38,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 01:40:38,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 01:40:38,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-09-25 01:40:38,103 INFO L87 Difference]: Start difference. First operand 492 states and 522 transitions. Second operand 9 states. [2020-09-25 01:40:38,413 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:40,328 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 01:40:40,830 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-25 01:40:41,159 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-25 01:40:43,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 01:40:43,087 INFO L93 Difference]: Finished difference Result 967 states and 1055 transitions. [2020-09-25 01:40:43,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-25 01:40:43,088 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 270 [2020-09-25 01:40:43,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 01:40:43,094 INFO L225 Difference]: With dead ends: 967 [2020-09-25 01:40:43,094 INFO L226 Difference]: Without dead ends: 595 [2020-09-25 01:40:43,097 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2020-09-25 01:40:43,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2020-09-25 01:40:43,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 498. [2020-09-25 01:40:43,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2020-09-25 01:40:43,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 528 transitions. [2020-09-25 01:40:43,151 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 528 transitions. Word has length 270 [2020-09-25 01:40:43,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 01:40:43,152 INFO L479 AbstractCegarLoop]: Abstraction has 498 states and 528 transitions. [2020-09-25 01:40:43,152 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 01:40:43,152 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 528 transitions. [2020-09-25 01:40:43,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-09-25 01:40:43,158 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 01:40:43,158 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 01:40:43,158 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 01:40:43,159 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 01:40:43,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 01:40:43,159 INFO L82 PathProgramCache]: Analyzing trace with hash -2071323478, now seen corresponding path program 1 times [2020-09-25 01:40:43,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 01:40:43,160 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1418179058] [2020-09-25 01:40:43,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 01:40:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:43,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:43,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:43,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:44,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:44,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 317 [2020-09-25 01:40:44,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 01:40:44,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1230 [2020-09-25 01:40:44,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:44,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:44,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-09-25 01:40:44,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-25 01:40:44,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:44,751 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-25 01:40:44,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 01:40:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:44,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:44,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:44,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-09-25 01:40:44,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:44,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-09-25 01:40:44,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:44,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:44,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:44,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:44,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:44,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-09-25 01:40:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:44,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:45,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:45,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:45,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:45,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 01:40:45,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:45,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:45,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:45,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:45,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:45,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 01:40:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:45,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:45,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:45,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 01:40:45,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:45,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 01:40:45,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:45,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:45,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:45,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:45,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:45,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-25 01:40:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:45,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:45,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:45,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 01:40:45,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:45,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-25 01:40:45,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:45,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:45,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 01:40:45,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:45,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-09-25 01:40:45,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-09-25 01:40:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:45,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:45,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:45,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-09-25 01:40:45,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:45,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 01:40:45,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-25 01:40:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:45,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:45,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 01:40:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:45,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:45,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:45,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 01:40:45,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:45,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 01:40:45,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:45,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:45,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:45,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:45,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:45,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-09-25 01:40:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:45,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:45,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:45,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-09-25 01:40:45,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:45,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 127 [2020-09-25 01:40:45,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:45,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:45,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-09-25 01:40:45,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:45,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:45,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-25 01:40:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:45,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:45,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:45,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 01:40:45,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:45,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 01:40:45,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:45,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:45,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:45,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:45,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:45,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-25 01:40:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:45,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:45,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:45,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 01:40:45,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:45,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 01:40:45,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:45,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:45,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:45,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:45,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:45,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-25 01:40:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:45,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:45,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:45,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 01:40:45,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:45,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 01:40:45,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:45,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:45,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 01:40:45,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:45,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:45,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 01:40:45,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1418179058] [2020-09-25 01:40:45,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 01:40:45,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 01:40:45,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598496573] [2020-09-25 01:40:45,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 01:40:45,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 01:40:45,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 01:40:45,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-09-25 01:40:45,455 INFO L87 Difference]: Start difference. First operand 498 states and 528 transitions. Second operand 5 states. [2020-09-25 01:40:45,659 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:46,261 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:46,494 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-25 01:40:48,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 01:40:48,674 INFO L93 Difference]: Finished difference Result 1098 states and 1203 transitions. [2020-09-25 01:40:48,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-25 01:40:48,678 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 282 [2020-09-25 01:40:48,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 01:40:48,683 INFO L225 Difference]: With dead ends: 1098 [2020-09-25 01:40:48,683 INFO L226 Difference]: Without dead ends: 720 [2020-09-25 01:40:48,685 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-09-25 01:40:48,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2020-09-25 01:40:48,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 580. [2020-09-25 01:40:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 580 states. [2020-09-25 01:40:48,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 620 transitions. [2020-09-25 01:40:48,730 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 620 transitions. Word has length 282 [2020-09-25 01:40:48,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 01:40:48,731 INFO L479 AbstractCegarLoop]: Abstraction has 580 states and 620 transitions. [2020-09-25 01:40:48,731 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 01:40:48,731 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 620 transitions. [2020-09-25 01:40:48,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2020-09-25 01:40:48,737 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 01:40:48,737 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 01:40:48,738 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 01:40:48,738 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 01:40:48,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 01:40:48,738 INFO L82 PathProgramCache]: Analyzing trace with hash 1037036584, now seen corresponding path program 1 times [2020-09-25 01:40:48,738 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 01:40:48,739 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1436903753] [2020-09-25 01:40:48,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 01:40:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:48,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:49,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:49,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 384 [2020-09-25 01:40:49,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:49,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 657 [2020-09-25 01:40:49,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-09-25 01:40:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 274 [2020-09-25 01:40:49,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:49,931 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-25 01:40:49,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 01:40:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-09-25 01:40:50,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 326 [2020-09-25 01:40:50,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:50,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-09-25 01:40:50,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-09-25 01:40:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:50,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-25 01:40:50,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:50,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 01:40:50,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 01:40:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 01:40:50,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 01:40:50,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:50,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 01:40:50,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-25 01:40:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-25 01:40:50,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-25 01:40:50,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:50,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-25 01:40:50,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 01:40:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 01:40:50,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 01:40:50,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:50,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:50,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-09-25 01:40:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-25 01:40:50,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 01:40:50,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:50,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-25 01:40:50,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 01:40:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:50,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 01:40:50,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:50,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-09-25 01:40:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 01:40:50,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 01:40:50,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:50,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 01:40:50,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-25 01:40:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-09-25 01:40:50,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 01:40:50,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:50,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-09-25 01:40:50,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 01:40:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 01:40:50,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 01:40:50,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:50,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:50,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-09-25 01:40:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-09-25 01:40:50,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-25 01:40:50,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:50,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-25 01:40:50,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-25 01:40:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 01:40:50,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 01:40:50,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:50,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:50,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-25 01:40:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 01:40:50,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 01:40:50,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:50,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:50,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-25 01:40:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:50,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:50,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:50,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 01:40:50,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:50,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-25 01:40:50,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:50,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 01:40:50,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:50,992 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-09-25 01:40:50,993 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1436903753] [2020-09-25 01:40:50,997 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 01:40:50,997 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-25 01:40:50,997 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431659196] [2020-09-25 01:40:50,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-25 01:40:50,998 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 01:40:50,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-25 01:40:50,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-09-25 01:40:50,999 INFO L87 Difference]: Start difference. First operand 580 states and 620 transitions. Second operand 6 states. [2020-09-25 01:40:51,257 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:51,928 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:52,228 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-25 01:40:53,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 01:40:53,660 INFO L93 Difference]: Finished difference Result 761 states and 848 transitions. [2020-09-25 01:40:53,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-25 01:40:53,661 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 341 [2020-09-25 01:40:53,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 01:40:53,663 INFO L225 Difference]: With dead ends: 761 [2020-09-25 01:40:53,663 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 01:40:53,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-09-25 01:40:53,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 01:40:53,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 01:40:53,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 01:40:53,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 01:40:53,667 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 341 [2020-09-25 01:40:53,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 01:40:53,667 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 01:40:53,667 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-25 01:40:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 01:40:53,668 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 01:40:53,668 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 01:40:53,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 01:40:53,838 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:40:53,989 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:54,145 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-09-25 01:40:54,297 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:40:54,448 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:54,609 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 01:40:54,799 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:54,943 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:55,088 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:55,230 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:55,365 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:55,501 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:55,633 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:55,781 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:56,287 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 180 [2020-09-25 01:40:56,429 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:56,575 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:56,717 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:40:56,852 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:56,986 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:57,122 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:57,257 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:57,392 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:57,604 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 177 [2020-09-25 01:40:57,740 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:57,876 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:58,011 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:58,485 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 180 [2020-09-25 01:40:58,625 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:40:58,760 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:58,900 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:40:59,041 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:40:59,177 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:40:59,311 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:59,442 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:59,573 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:59,710 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:59,842 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:40:59,973 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:00,122 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 01:41:00,259 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:00,395 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:00,534 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:41:00,669 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:00,809 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:41:00,947 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:41:01,082 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:01,217 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:01,353 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:01,488 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:01,623 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:01,760 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:01,899 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:41:02,039 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:41:02,248 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 177 [2020-09-25 01:41:02,391 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:41:02,525 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:02,662 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:02,802 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:02,938 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:03,069 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:03,201 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:03,332 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:03,474 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:41:03,609 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:03,740 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:03,871 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:04,001 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:04,131 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:04,261 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:04,392 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:04,536 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:04,671 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:04,891 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:05,033 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:05,169 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:05,300 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:05,773 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 180 [2020-09-25 01:41:05,913 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-09-25 01:41:06,051 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:06,188 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:06,348 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:06,485 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-09-25 01:41:06,694 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 177 [2020-09-25 01:41:06,825 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:06,956 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:07,086 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:07,216 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:07,347 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:07,477 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:07,607 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-09-25 01:41:07,742 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180