/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--dec--tulip--xircom_cb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 19:25:18,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 19:25:18,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 19:25:18,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 19:25:18,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 19:25:18,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 19:25:18,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 19:25:18,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 19:25:18,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 19:25:18,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 19:25:18,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 19:25:18,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 19:25:18,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 19:25:18,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 19:25:18,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 19:25:18,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 19:25:18,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 19:25:18,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 19:25:18,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 19:25:18,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 19:25:18,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 19:25:18,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 19:25:18,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 19:25:18,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 19:25:18,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 19:25:18,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 19:25:18,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 19:25:18,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 19:25:18,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 19:25:18,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 19:25:18,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 19:25:18,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 19:25:18,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 19:25:18,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 19:25:18,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 19:25:18,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 19:25:18,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 19:25:18,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 19:25:18,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 19:25:18,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 19:25:18,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 19:25:18,541 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 19:25:18,573 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 19:25:18,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 19:25:18,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 19:25:18,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 19:25:18,574 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 19:25:18,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 19:25:18,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 19:25:18,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 19:25:18,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 19:25:18,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 19:25:18,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 19:25:18,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 19:25:18,576 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 19:25:18,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 19:25:18,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 19:25:18,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 19:25:18,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 19:25:18,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 19:25:18,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 19:25:18,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 19:25:18,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 19:25:18,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 19:25:18,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 19:25:18,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 19:25:18,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 19:25:18,579 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 19:25:18,579 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 19:25:18,579 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 19:25:18,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 19:25:18,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 19:25:18,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 19:25:18,873 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 19:25:18,873 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 19:25:18,876 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--dec--tulip--xircom_cb.ko-entry_point.cil.out.i [2020-10-13 19:25:18,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eda3d3a9f/3ced6a014a31413993d75f53494064a7/FLAGbfd931a97 [2020-10-13 19:25:19,714 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 19:25:19,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--dec--tulip--xircom_cb.ko-entry_point.cil.out.i [2020-10-13 19:25:19,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eda3d3a9f/3ced6a014a31413993d75f53494064a7/FLAGbfd931a97 [2020-10-13 19:25:20,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eda3d3a9f/3ced6a014a31413993d75f53494064a7 [2020-10-13 19:25:20,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 19:25:20,260 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 19:25:20,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 19:25:20,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 19:25:20,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 19:25:20,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:25:20" (1/1) ... [2020-10-13 19:25:20,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a80eaf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:20, skipping insertion in model container [2020-10-13 19:25:20,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:25:20" (1/1) ... [2020-10-13 19:25:20,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 19:25:20,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 19:25:22,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 19:25:22,266 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 19:25:22,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 19:25:23,013 INFO L208 MainTranslator]: Completed translation [2020-10-13 19:25:23,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23 WrapperNode [2020-10-13 19:25:23,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 19:25:23,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 19:25:23,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 19:25:23,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 19:25:23,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23" (1/1) ... [2020-10-13 19:25:23,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23" (1/1) ... [2020-10-13 19:25:23,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23" (1/1) ... [2020-10-13 19:25:23,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23" (1/1) ... [2020-10-13 19:25:23,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23" (1/1) ... [2020-10-13 19:25:23,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23" (1/1) ... [2020-10-13 19:25:23,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23" (1/1) ... [2020-10-13 19:25:23,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 19:25:23,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 19:25:23,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 19:25:23,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 19:25:23,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 19:25:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 19:25:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 19:25:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-13 19:25:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-13 19:25:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-13 19:25:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 19:25:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-13 19:25:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-13 19:25:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-13 19:25:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 19:25:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-13 19:25:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-13 19:25:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-13 19:25:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-13 19:25:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-13 19:25:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-13 19:25:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-13 19:25:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-13 19:25:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-13 19:25:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-13 19:25:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-13 19:25:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-13 19:25:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2020-10-13 19:25:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2020-10-13 19:25:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 19:25:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 19:25:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 19:25:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 19:25:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 19:25:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 19:25:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 19:25:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 19:25:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 19:25:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-13 19:25:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-10-13 19:25:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2020-10-13 19:25:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-10-13 19:25:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-13 19:25:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-13 19:25:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-13 19:25:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-13 19:25:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-13 19:25:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-13 19:25:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-13 19:25:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-13 19:25:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-13 19:25:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-13 19:25:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-10-13 19:25:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_probe [2020-10-13 19:25:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_remove [2020-10-13 19:25:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_interrupt [2020-10-13 19:25:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_start_xmit [2020-10-13 19:25:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_open [2020-10-13 19:25:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_close [2020-10-13 19:25:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_poll_controller [2020-10-13 19:25:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure initialize_card [2020-10-13 19:25:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_transmit [2020-10-13 19:25:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_receive [2020-10-13 19:25:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_descriptors [2020-10-13 19:25:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_descriptors [2020-10-13 19:25:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure link_status_changed [2020-10-13 19:25:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_active [2020-10-13 19:25:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_active [2020-10-13 19:25:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_receiver [2020-10-13 19:25:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivate_receiver [2020-10-13 19:25:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_transmitter [2020-10-13 19:25:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivate_transmitter [2020-10-13 19:25:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_transmit_interrupt [2020-10-13 19:25:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_receive_interrupt [2020-10-13 19:25:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_link_interrupt [2020-10-13 19:25:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_all_interrupts [2020-10-13 19:25:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_common_interrupts [2020-10-13 19:25:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_promisc [2020-10-13 19:25:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure link_status [2020-10-13 19:25:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mac_address [2020-10-13 19:25:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure transceiver_voodoo [2020-10-13 19:25:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_up [2020-10-13 19:25:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure investigate_read_descriptor [2020-10-13 19:25:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure investigate_write_descriptor [2020-10-13 19:25:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_ops_init [2020-10-13 19:25:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_ops_exit [2020-10-13 19:25:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pci_driver_3 [2020-10-13 19:25:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2020-10-13 19:25:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2020-10-13 19:25:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2020-10-13 19:25:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2020-10-13 19:25:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2020-10-13 19:25:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2020-10-13 19:25:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 19:25:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-13 19:25:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-13 19:25:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-13 19:25:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-13 19:25:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-13 19:25:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_12 [2020-10-13 19:25:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_13 [2020-10-13 19:25:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_14 [2020-10-13 19:25:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_15 [2020-10-13 19:25:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_16 [2020-10-13 19:25:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_17 [2020-10-13 19:25:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_18 [2020-10-13 19:25:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_19 [2020-10-13 19:25:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-13 19:25:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-13 19:25:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-13 19:25:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-13 19:25:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-13 19:25:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 19:25:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 19:25:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 19:25:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 19:25:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-13 19:25:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 19:25:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-13 19:25:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-13 19:25:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-13 19:25:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-13 19:25:23,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-13 19:25:23,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 19:25:23,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-13 19:25:23,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2020-10-13 19:25:23,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2020-10-13 19:25:23,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-13 19:25:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-13 19:25:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-13 19:25:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 19:25:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-13 19:25:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-13 19:25:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-13 19:25:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-13 19:25:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-10-13 19:25:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-13 19:25:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-13 19:25:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2020-10-13 19:25:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2020-10-13 19:25:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2020-10-13 19:25:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2020-10-13 19:25:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-10-13 19:25:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2020-10-13 19:25:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-13 19:25:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-13 19:25:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2020-10-13 19:25:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2020-10-13 19:25:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2020-10-13 19:25:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2020-10-13 19:25:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2020-10-13 19:25:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-13 19:25:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-10-13 19:25:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-10-13 19:25:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2020-10-13 19:25:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-10-13 19:25:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-10-13 19:25:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2020-10-13 19:25:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-13 19:25:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-13 19:25:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2020-10-13 19:25:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2020-10-13 19:25:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2020-10-13 19:25:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2020-10-13 19:25:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2020-10-13 19:25:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-13 19:25:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 19:25:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-13 19:25:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-13 19:25:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-13 19:25:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-13 19:25:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-13 19:25:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 19:25:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 19:25:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 19:25:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 19:25:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 19:25:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 19:25:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-13 19:25:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 19:25:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-13 19:25:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 19:25:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-13 19:25:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2020-10-13 19:25:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-13 19:25:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 19:25:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-13 19:25:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 19:25:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-13 19:25:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 19:25:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-13 19:25:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-13 19:25:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-13 19:25:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-13 19:25:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 19:25:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-13 19:25:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-13 19:25:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-13 19:25:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2020-10-13 19:25:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2020-10-13 19:25:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2020-10-13 19:25:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2020-10-13 19:25:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2020-10-13 19:25:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-13 19:25:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-13 19:25:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 19:25:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-13 19:25:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 19:25:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-13 19:25:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-13 19:25:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-13 19:25:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-13 19:25:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-13 19:25:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-13 19:25:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-13 19:25:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-13 19:25:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 19:25:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-13 19:25:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-13 19:25:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-13 19:25:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-13 19:25:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-13 19:25:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-13 19:25:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-13 19:25:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-13 19:25:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 19:25:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 19:25:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_18 [2020-10-13 19:25:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2020-10-13 19:25:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 19:25:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2020-10-13 19:25:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-13 19:25:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-13 19:25:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-13 19:25:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 19:25:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 19:25:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 19:25:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 19:25:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 19:25:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 19:25:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 19:25:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 19:25:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 19:25:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 19:25:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 19:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 19:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 19:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 19:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 19:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pci_driver_3 [2020-10-13 19:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2020-10-13 19:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2020-10-13 19:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2020-10-13 19:25:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2020-10-13 19:25:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2020-10-13 19:25:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2020-10-13 19:25:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-13 19:25:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-13 19:25:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_16 [2020-10-13 19:25:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-13 19:25:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_17 [2020-10-13 19:25:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2020-10-13 19:25:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2020-10-13 19:25:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-10-13 19:25:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2020-10-13 19:25:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-10-13 19:25:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-10-13 19:25:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2020-10-13 19:25:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-10-13 19:25:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-13 19:25:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-13 19:25:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2020-10-13 19:25:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2020-10-13 19:25:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2020-10-13 19:25:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-13 19:25:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-13 19:25:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-13 19:25:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-13 19:25:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-13 19:25:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-13 19:25:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-13 19:25:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-13 19:25:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_13 [2020-10-13 19:25:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_15 [2020-10-13 19:25:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-13 19:25:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-13 19:25:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-13 19:25:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-13 19:25:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-13 19:25:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-13 19:25:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-13 19:25:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2020-10-13 19:25:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-10-13 19:25:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_19 [2020-10-13 19:25:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2020-10-13 19:25:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-10-13 19:25:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-13 19:25:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_12 [2020-10-13 19:25:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-13 19:25:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_14 [2020-10-13 19:25:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-13 19:25:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-10-13 19:25:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-10-13 19:25:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2020-10-13 19:25:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2020-10-13 19:25:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2020-10-13 19:25:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-10-13 19:25:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_probe [2020-10-13 19:25:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_remove [2020-10-13 19:25:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_interrupt [2020-10-13 19:25:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_start_xmit [2020-10-13 19:25:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_open [2020-10-13 19:25:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_close [2020-10-13 19:25:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_up [2020-10-13 19:25:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_poll_controller [2020-10-13 19:25:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure investigate_read_descriptor [2020-10-13 19:25:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure investigate_write_descriptor [2020-10-13 19:25:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure read_mac_address [2020-10-13 19:25:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure transceiver_voodoo [2020-10-13 19:25:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure initialize_card [2020-10-13 19:25:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_transmit [2020-10-13 19:25:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_receive [2020-10-13 19:25:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure setup_descriptors [2020-10-13 19:25:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure remove_descriptors [2020-10-13 19:25:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure link_status_changed [2020-10-13 19:25:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure activate_receiver [2020-10-13 19:25:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure deactivate_receiver [2020-10-13 19:25:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure activate_transmitter [2020-10-13 19:25:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure deactivate_transmitter [2020-10-13 19:25:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure enable_transmit_interrupt [2020-10-13 19:25:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure enable_receive_interrupt [2020-10-13 19:25:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure enable_link_interrupt [2020-10-13 19:25:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure disable_all_interrupts [2020-10-13 19:25:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure link_status [2020-10-13 19:25:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 19:25:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 19:25:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_active [2020-10-13 19:25:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure receive_active [2020-10-13 19:25:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure enable_common_interrupts [2020-10-13 19:25:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure enable_promisc [2020-10-13 19:25:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_ops_init [2020-10-13 19:25:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_ops_exit [2020-10-13 19:25:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2020-10-13 19:25:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2020-10-13 19:25:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 19:25:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 19:25:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 19:25:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-13 19:25:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-13 19:25:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-13 19:25:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-13 19:25:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-13 19:25:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 19:25:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 19:25:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 19:25:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 19:25:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-13 19:25:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-13 19:25:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-13 19:25:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-13 19:25:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-13 19:25:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 19:25:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 19:25:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 19:25:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 19:25:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 19:25:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 19:25:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 19:25:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 19:25:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 19:25:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 19:25:24,318 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 19:25:26,191 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 19:25:26,191 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 19:25:26,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:25:26 BoogieIcfgContainer [2020-10-13 19:25:26,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 19:25:26,204 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 19:25:26,204 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 19:25:26,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 19:25:26,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:25:20" (1/3) ... [2020-10-13 19:25:26,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b486768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:25:26, skipping insertion in model container [2020-10-13 19:25:26,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:23" (2/3) ... [2020-10-13 19:25:26,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b486768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:25:26, skipping insertion in model container [2020-10-13 19:25:26,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:25:26" (3/3) ... [2020-10-13 19:25:26,211 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--dec--tulip--xircom_cb.ko-entry_point.cil.out.i [2020-10-13 19:25:26,288 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 19:25:26,297 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 19:25:26,311 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 19:25:26,345 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 19:25:26,346 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 19:25:26,347 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 19:25:26,348 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 19:25:26,348 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 19:25:26,348 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 19:25:26,348 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 19:25:26,348 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 19:25:26,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states. [2020-10-13 19:25:26,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-13 19:25:26,419 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:25:26,421 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:25:26,421 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:25:26,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:25:26,426 INFO L82 PathProgramCache]: Analyzing trace with hash -800990131, now seen corresponding path program 1 times [2020-10-13 19:25:26,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:25:26,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [260774866] [2020-10-13 19:25:26,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:25:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:27,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:27,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:29,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:29,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 19:25:29,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:25:29,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2320 [2020-10-13 19:25:29,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:29,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:25:29,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-13 19:25:29,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 19:25:29,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 19:25:30,128 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2020-10-13 19:25:30,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:25:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:30,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:30,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:30,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:25:30,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:25:30,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-13 19:25:30,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:30,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:25:30,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:25:30,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:25:30,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:25:30,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:25:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:30,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:30,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:30,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:25:30,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:25:30,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:25:30,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:30,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:25:30,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:25:30,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:25:30,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:25:30,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:25:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:30,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:30,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:30,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:25:30,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:25:30,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:25:30,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:30,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:25:30,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:25:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:25:30,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:25:30,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:25:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:30,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:30,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:30,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:25:30,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:25:30,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:25:30,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:30,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:25:30,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:25:30,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:25:30,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:25:30,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:25:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:30,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:30,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:30,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 19:25:30,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:25:30,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 19:25:30,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:30,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:25:30,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:25:30,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:25:30,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:25:30,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:25:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:30,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:30,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:30,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:25:30,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:25:30,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:25:30,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:25:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:25:30,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:25:30,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 19:25:30,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 19:25:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:30,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:30,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:30,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 19:25:30,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:25:30,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 19:25:30,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:30,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:25:30,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 19:25:30,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:25:30,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:25:30,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:25:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:30,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:30,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:30,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:25:30,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:25:30,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:25:30,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:30,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:25:30,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:25:30,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:25:30,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:25:30,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-13 19:25:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:25:30,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:25:30,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:25:30,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:25:30,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:25:30,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 19:25:30,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:25:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:25:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:25:30,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:25:30,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:25:30,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-13 19:25:30,572 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [260774866] [2020-10-13 19:25:30,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:25:30,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 19:25:30,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541690931] [2020-10-13 19:25:30,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 19:25:30,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:25:30,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 19:25:30,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 19:25:30,601 INFO L87 Difference]: Start difference. First operand 1179 states. Second operand 6 states. [2020-10-13 19:25:31,311 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2020-10-13 19:25:32,097 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2020-10-13 19:25:32,857 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2020-10-13 19:26:04,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:26:04,875 INFO L93 Difference]: Finished difference Result 4039 states and 5453 transitions. [2020-10-13 19:26:04,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-13 19:26:04,877 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-10-13 19:26:04,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:26:04,920 INFO L225 Difference]: With dead ends: 4039 [2020-10-13 19:26:04,920 INFO L226 Difference]: Without dead ends: 2849 [2020-10-13 19:26:04,932 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-13 19:26:04,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2849 states. [2020-10-13 19:26:05,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2849 to 2224. [2020-10-13 19:26:05,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2224 states. [2020-10-13 19:26:05,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 2224 states and 2821 transitions. [2020-10-13 19:26:05,670 INFO L78 Accepts]: Start accepts. Automaton has 2224 states and 2821 transitions. Word has length 56 [2020-10-13 19:26:05,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:26:05,671 INFO L479 AbstractCegarLoop]: Abstraction has 2224 states and 2821 transitions. [2020-10-13 19:26:05,671 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 19:26:05,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2821 transitions. [2020-10-13 19:26:05,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-13 19:26:05,676 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:26:05,677 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:26:05,677 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 19:26:05,677 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:26:05,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:26:05,678 INFO L82 PathProgramCache]: Analyzing trace with hash 247102893, now seen corresponding path program 1 times [2020-10-13 19:26:05,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:26:05,678 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1863772064] [2020-10-13 19:26:05,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:26:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:05,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:06,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:06,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-13 19:26:06,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:06,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1129 [2020-10-13 19:26:06,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:06,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 19:26:06,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 19:26:06,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-13 19:26:06,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:26:07,704 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2020-10-13 19:26:07,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:26:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:07,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:07,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:07,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:26:07,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:07,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 19:26:07,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:07,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:07,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:07,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:07,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:07,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:26:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:07,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:07,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:07,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:26:07,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:07,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 19:26:07,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:07,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:07,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:07,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:07,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:07,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:26:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:07,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:07,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:07,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:26:07,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:07,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 19:26:07,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:07,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:07,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:07,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:07,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:07,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:26:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:07,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:07,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:07,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:26:07,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:07,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 19:26:07,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:07,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:07,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:07,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:07,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:07,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:26:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:07,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:07,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:07,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 19:26:07,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:07,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 19:26:07,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:07,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:26:07,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:07,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:26:07,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:08,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:26:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:08,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:08,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:08,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:26:08,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:08,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 19:26:08,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:08,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:26:08,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:08,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:26:08,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:26:08,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 19:26:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:08,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:08,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:08,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:26:08,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:08,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 19:26:08,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:08,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:26:08,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:08,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 19:26:08,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:26:08,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:26:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:08,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:08,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:08,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:26:08,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:08,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:26:08,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:08,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:08,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:08,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:08,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:08,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-13 19:26:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:08,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:08,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:08,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:26:08,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:08,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 19:26:08,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:08,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:26:08,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:08,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:26:08,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:08,206 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-13 19:26:08,207 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1863772064] [2020-10-13 19:26:08,207 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:26:08,208 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 19:26:08,208 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124198056] [2020-10-13 19:26:08,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 19:26:08,210 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:26:08,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 19:26:08,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-13 19:26:08,212 INFO L87 Difference]: Start difference. First operand 2224 states and 2821 transitions. Second operand 9 states. [2020-10-13 19:26:08,810 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2020-10-13 19:26:09,921 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2020-10-13 19:26:10,671 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2020-10-13 19:26:14,656 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 365 DAG size of output: 363 [2020-10-13 19:26:15,444 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2020-10-13 19:26:16,114 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2020-10-13 19:26:29,337 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2020-10-13 19:26:52,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:26:52,491 INFO L93 Difference]: Finished difference Result 7457 states and 9767 transitions. [2020-10-13 19:26:52,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 19:26:52,492 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-10-13 19:26:52,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:26:52,525 INFO L225 Difference]: With dead ends: 7457 [2020-10-13 19:26:52,525 INFO L226 Difference]: Without dead ends: 5234 [2020-10-13 19:26:52,535 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-10-13 19:26:52,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5234 states. [2020-10-13 19:26:53,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5234 to 4503. [2020-10-13 19:26:53,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4503 states. [2020-10-13 19:26:53,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4503 states to 4503 states and 5760 transitions. [2020-10-13 19:26:53,562 INFO L78 Accepts]: Start accepts. Automaton has 4503 states and 5760 transitions. Word has length 61 [2020-10-13 19:26:53,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:26:53,563 INFO L479 AbstractCegarLoop]: Abstraction has 4503 states and 5760 transitions. [2020-10-13 19:26:53,564 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 19:26:53,564 INFO L276 IsEmpty]: Start isEmpty. Operand 4503 states and 5760 transitions. [2020-10-13 19:26:53,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-13 19:26:53,582 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:26:53,583 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2020-10-13 19:26:53,584 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 19:26:53,584 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:26:53,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:26:53,584 INFO L82 PathProgramCache]: Analyzing trace with hash 1700371177, now seen corresponding path program 1 times [2020-10-13 19:26:53,584 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:26:53,585 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [106925155] [2020-10-13 19:26:53,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:26:53,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:53,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:54,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:54,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:54,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:57,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:58,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:58,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-13 19:26:58,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 19:26:58,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5251 [2020-10-13 19:26:58,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:58,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:26:58,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 119 [2020-10-13 19:26:58,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:26:58,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:26:59,677 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2020-10-13 19:26:59,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:26:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:59,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:59,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:59,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:26:59,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:59,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-13 19:26:59,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:59,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:59,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:59,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:59,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:59,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:26:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:59,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:59,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:59,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:26:59,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:59,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:26:59,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:59,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:59,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:59,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:26:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:59,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:59,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:59,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:26:59,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:59,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:26:59,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:59,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:59,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:59,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:59,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:59,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:26:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:59,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:59,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:59,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:26:59,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:59,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:26:59,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:59,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:59,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:59,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:59,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:26:59,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:26:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:59,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:59,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:59,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 19:26:59,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:59,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 19:26:59,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:59,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:59,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:26:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:26:59,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:26:59,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:26:59,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:26:59,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:26:59,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:26:59,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:26:59,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:26:59,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:26:59,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:26:59,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:26:59,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 19:27:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:00,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:00,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:00,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:01,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:01,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-13 19:27:01,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:27:01,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1270 [2020-10-13 19:27:01,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:01,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:27:01,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-13 19:27:01,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:27:01,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:01,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:27:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:01,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:01,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:01,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:02,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:02,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-13 19:27:02,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:27:02,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1215 [2020-10-13 19:27:02,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:02,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:27:02,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 19:27:02,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:27:02,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:02,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:27:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:02,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:02,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:03,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:03,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:03,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-13 19:27:03,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:27:03,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1133 [2020-10-13 19:27:03,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:27:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 19:27:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:27:03,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:03,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:03,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:03,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:03,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:03,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:03,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:27:03,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:03,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:03,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:03,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:03,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:03,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:27:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:03,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:03,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:03,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:27:03,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:03,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:27:03,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:03,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:03,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:03,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:03,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:03,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:03,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:03,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:03,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:03,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:03,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:27:03,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:03,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:03,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:03,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:03,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:03,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 19:27:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:03,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:03,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:03,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:03,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:03,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:27:03,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:03,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:03,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:03,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:03,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:03,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:27:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:03,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 19:27:04,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 19:27:04,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:04,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:27:04,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 19:27:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:04,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:27:04,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 19:27:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-13 19:27:04,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:27:04,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 252 [2020-10-13 19:27:04,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-13 19:27:04,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 19:27:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-13 19:27:04,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:27:04,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 19:27:04,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:04,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 19:27:04,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:27:04,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 19:27:04,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:27:04,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:27:04,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 19:27:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 19:27:04,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:27:04,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 19:27:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:27:04,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:27:04,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:04,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:27:04,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 19:27:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:27:04,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:27:04,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 19:27:04,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:04,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:27:04,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-13 19:27:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:27:04,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 19:27:04,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 19:27:04,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:04,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:27:04,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:04,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-13 19:27:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:04,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:04,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:04,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:04,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:04,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 19:27:04,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:04,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:04,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:27:04,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:04,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:04,782 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-10-13 19:27:04,783 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [106925155] [2020-10-13 19:27:04,783 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:27:04,783 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 19:27:04,784 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914234635] [2020-10-13 19:27:04,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 19:27:04,788 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:27:04,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 19:27:04,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-13 19:27:04,788 INFO L87 Difference]: Start difference. First operand 4503 states and 5760 transitions. Second operand 10 states. [2020-10-13 19:27:05,443 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2020-10-13 19:27:27,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:27:27,187 INFO L93 Difference]: Finished difference Result 10019 states and 13216 transitions. [2020-10-13 19:27:27,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-13 19:27:27,187 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 176 [2020-10-13 19:27:27,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:27:27,226 INFO L225 Difference]: With dead ends: 10019 [2020-10-13 19:27:27,226 INFO L226 Difference]: Without dead ends: 5536 [2020-10-13 19:27:27,243 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2020-10-13 19:27:27,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5536 states. [2020-10-13 19:27:28,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5536 to 4511. [2020-10-13 19:27:28,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4511 states. [2020-10-13 19:27:28,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4511 states to 4511 states and 5768 transitions. [2020-10-13 19:27:28,431 INFO L78 Accepts]: Start accepts. Automaton has 4511 states and 5768 transitions. Word has length 176 [2020-10-13 19:27:28,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:27:28,431 INFO L479 AbstractCegarLoop]: Abstraction has 4511 states and 5768 transitions. [2020-10-13 19:27:28,432 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 19:27:28,432 INFO L276 IsEmpty]: Start isEmpty. Operand 4511 states and 5768 transitions. [2020-10-13 19:27:28,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-13 19:27:28,444 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:27:28,444 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2020-10-13 19:27:28,445 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 19:27:28,445 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:27:28,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:27:28,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1650650640, now seen corresponding path program 1 times [2020-10-13 19:27:28,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:27:28,446 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1935052548] [2020-10-13 19:27:28,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:27:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:28,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:29,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:29,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:29,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:33,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:33,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-13 19:27:33,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:27:33,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 19:27:33,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:33,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:27:33,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 150 [2020-10-13 19:27:33,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:27:33,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:34,303 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2020-10-13 19:27:34,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:27:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:34,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:34,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:34,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:34,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:34,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-13 19:27:34,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:34,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:34,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:34,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:34,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:34,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:27:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:34,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:34,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:34,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:27:34,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:34,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:27:34,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:34,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:34,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:34,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:34,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:27:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:34,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:34,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:34,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:27:34,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:34,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:27:34,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:34,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:34,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:34,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:34,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:34,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:27:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:34,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:34,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:34,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:27:34,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:34,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:27:34,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:34,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:34,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:34,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:34,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:34,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:27:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:34,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:34,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:34,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 19:27:34,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:34,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:27:34,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:34,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:34,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:34,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:34,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:34,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:27:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:34,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:34,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:34,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:34,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:34,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:27:34,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:34,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:34,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:34,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:34,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:34,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 19:27:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:34,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:34,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:34,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:36,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:36,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-13 19:27:36,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:27:36,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2028 [2020-10-13 19:27:36,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:36,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:27:36,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-13 19:27:36,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:27:36,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:36,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 19:27:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:36,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:36,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:36,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:38,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:38,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-13 19:27:38,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:27:38,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1872 [2020-10-13 19:27:38,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:38,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:27:38,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-13 19:27:38,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:27:38,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:38,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:27:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:38,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:38,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:38,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-13 19:27:40,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:27:40,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1748 [2020-10-13 19:27:40,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:27:40,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 19:27:40,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:27:40,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:40,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:40,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:27:40,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:40,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:40,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:40,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:40,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:27:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:27:40,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:27:40,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:40,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:40,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:40,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:40,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:40,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:27:40,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:40,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:40,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:40,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:40,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 19:27:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:40,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:27:40,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:40,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:40,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:40,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:40,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:27:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 19:27:40,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:27:40,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:40,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:40,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:40,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:40,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:40,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:27:40,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:40,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:40,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:40,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:40,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 19:27:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:40,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:27:40,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:40,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:40,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:40,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:40,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-13 19:27:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:27:40,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:27:40,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:40,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:40,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:40,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:40,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 19:27:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-13 19:27:40,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 187 [2020-10-13 19:27:40,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:27:40,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 19:27:40,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:27:40,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:40,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 19:27:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:40,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:40,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-13 19:27:40,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:40,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 19:27:40,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:40,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:27:40,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 19:27:40,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:27:40,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:40,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 19:27:41,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 19:27:41,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:27:41,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 19:27:41,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:27:41,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:41,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:41,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:27:41,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 19:27:41,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:27:41,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:41,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:27:41,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:41,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 19:27:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:41,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 19:27:41,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:27:41,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 19:27:41,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:41,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:41,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 19:27:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:41,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:27:41,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:27:41,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:41,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 19:27:41,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:41,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:27:41,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:41,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:41,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:27:41,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:41,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:41,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 19:27:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:41,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:27:41,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:27:41,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:41,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 19:27:41,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:41,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:41,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:41,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:41,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:27:41,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:41,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:41,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-13 19:27:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:41,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:27:41,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:27:41,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:41,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 19:27:41,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:41,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:41,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:27:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:41,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:41,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:27:41,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:41,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:27:41,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:41,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:41,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-13 19:27:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:41,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:41,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:27:41,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:27:41,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:27:41,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:41,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:41,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:27:41,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:41,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:27:41,419 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-13 19:27:41,420 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1935052548] [2020-10-13 19:27:41,420 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:27:41,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-13 19:27:41,421 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20585705] [2020-10-13 19:27:41,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 19:27:41,425 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:27:41,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 19:27:41,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2020-10-13 19:27:41,425 INFO L87 Difference]: Start difference. First operand 4511 states and 5768 transitions. Second operand 13 states. [2020-10-13 19:27:42,101 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2020-10-13 19:27:43,252 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2020-10-13 19:27:57,876 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2020-10-13 19:27:58,567 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2020-10-13 19:28:10,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:28:10,045 INFO L93 Difference]: Finished difference Result 10135 states and 13518 transitions. [2020-10-13 19:28:10,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 19:28:10,046 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 183 [2020-10-13 19:28:10,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:28:10,076 INFO L225 Difference]: With dead ends: 10135 [2020-10-13 19:28:10,076 INFO L226 Difference]: Without dead ends: 5644 [2020-10-13 19:28:10,093 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2020-10-13 19:28:10,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5644 states. [2020-10-13 19:28:10,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5644 to 4527. [2020-10-13 19:28:10,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4527 states. [2020-10-13 19:28:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 4527 states and 5793 transitions. [2020-10-13 19:28:10,918 INFO L78 Accepts]: Start accepts. Automaton has 4527 states and 5793 transitions. Word has length 183 [2020-10-13 19:28:10,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:28:10,919 INFO L479 AbstractCegarLoop]: Abstraction has 4527 states and 5793 transitions. [2020-10-13 19:28:10,919 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 19:28:10,919 INFO L276 IsEmpty]: Start isEmpty. Operand 4527 states and 5793 transitions. [2020-10-13 19:28:10,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-13 19:28:10,930 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:28:10,930 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 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] [2020-10-13 19:28:10,931 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 19:28:10,931 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:28:10,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:28:10,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1963220542, now seen corresponding path program 1 times [2020-10-13 19:28:10,931 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:28:10,932 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1794067785] [2020-10-13 19:28:10,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:28:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:11,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:11,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:11,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:12,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:16,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:16,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 264 [2020-10-13 19:28:16,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:28:16,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5329 [2020-10-13 19:28:16,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:16,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:28:16,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-13 19:28:16,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 19:28:16,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:16,990 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2020-10-13 19:28:16,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:28:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:17,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:17,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:17,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:17,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:17,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 19:28:17,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:17,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:17,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:17,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:17,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:17,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:28:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:17,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:17,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:17,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:17,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:17,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:28:17,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:17,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:17,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:17,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:17,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:17,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:28:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:17,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:17,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:17,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:17,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:17,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:28:17,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:17,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:17,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:17,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:17,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:17,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:28:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:17,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:17,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:17,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:17,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:17,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:28:17,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:17,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:17,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:17,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:17,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:17,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:28:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:17,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:17,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:17,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 19:28:17,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:17,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:28:17,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:17,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:17,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:17,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:17,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:17,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:28:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:17,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:17,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:17,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:17,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:17,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:28:17,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:17,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:17,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:17,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:17,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:17,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 19:28:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:17,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:17,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:18,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:21,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:21,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-13 19:28:21,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:28:21,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4570 [2020-10-13 19:28:21,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:21,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:28:21,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-13 19:28:21,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 19:28:21,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:21,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 19:28:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:22,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:22,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:22,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:25,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:25,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-13 19:28:25,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:28:25,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3580 [2020-10-13 19:28:25,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:25,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:28:25,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 19:28:25,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 19:28:25,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:25,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:28:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:25,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:25,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:25,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:29,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-13 19:28:29,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:28:29,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4017 [2020-10-13 19:28:29,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:29,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:28:29,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 19:28:29,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 19:28:29,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:29,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:29,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:29,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:29,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:29,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:28:29,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:29,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:29,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:29,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:29,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:29,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:28:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:29,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:29,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:28:29,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:29,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:28:29,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:29,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:29,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:29,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:29,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:29,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:29,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:29,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:29,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:29,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:28:29,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:29,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:29,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:29,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:29,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:29,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 19:28:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:29,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:29,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:29,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:29,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:28:29,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:29,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:29,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:29,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:29,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:29,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:28:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:29,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:29,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 19:28:29,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:29,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:28:29,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:29,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:29,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:29,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:29,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:28:29,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:29,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:29,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:29,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:29,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:28:29,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:29,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:29,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:29,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:29,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:29,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 19:28:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:29,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:29,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:29,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:29,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:28:29,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:29,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:29,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:29,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:29,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:29,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-13 19:28:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:29,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:29,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:29,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:29,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 19:28:29,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:29,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:28:29,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:29,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 19:28:29,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:29,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 19:28:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:29,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:29,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-13 19:28:30,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:28:30,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 628 [2020-10-13 19:28:30,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-13 19:28:30,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 19:28:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-13 19:28:30,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 19:28:30,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-13 19:28:30,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 19:28:30,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:28:30,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 19:28:30,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 19:28:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:30,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:28:30,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:28:30,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:28:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:30,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:28:30,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-13 19:28:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 19:28:30,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:28:30,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 19:28:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:28:30,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 19:28:30,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:30,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:28:30,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 19:28:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:28:30,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:28:30,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 19:28:30,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:30,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:28:30,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-13 19:28:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:28:30,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:28:30,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 19:28:30,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:30,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:28:30,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:30,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-10-13 19:28:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:30,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:30,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:30,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:30,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:30,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:28:30,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:30,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:30,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:28:30,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:30,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:30,880 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-10-13 19:28:30,880 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1794067785] [2020-10-13 19:28:30,881 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 19:28:30,881 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 19:28:30,881 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232433671] [2020-10-13 19:28:30,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 19:28:30,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:28:30,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 19:28:30,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-13 19:28:30,882 INFO L87 Difference]: Start difference. First operand 4527 states and 5793 transitions. Second operand 13 states. [2020-10-13 19:28:31,483 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 358