/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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 22:34:20,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 22:34:20,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 22:34:20,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 22:34:20,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 22:34:20,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 22:34:20,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 22:34:20,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 22:34:20,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 22:34:20,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 22:34:20,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 22:34:20,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 22:34:20,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 22:34:20,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 22:34:20,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 22:34:20,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 22:34:20,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 22:34:20,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 22:34:20,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 22:34:20,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 22:34:20,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 22:34:20,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 22:34:20,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 22:34:20,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 22:34:20,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 22:34:20,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 22:34:20,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 22:34:20,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 22:34:20,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 22:34:20,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 22:34:20,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 22:34:20,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 22:34:20,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 22:34:20,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 22:34:20,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 22:34:20,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 22:34:20,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 22:34:20,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 22:34:20,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 22:34:20,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 22:34:20,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 22:34:20,431 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 22:34:20,479 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 22:34:20,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 22:34:20,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 22:34:20,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 22:34:20,481 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 22:34:20,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 22:34:20,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 22:34:20,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 22:34:20,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 22:34:20,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 22:34:20,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 22:34:20,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 22:34:20,487 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 22:34:20,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 22:34:20,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 22:34:20,488 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 22:34:20,488 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 22:34:20,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 22:34:20,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 22:34:20,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 22:34:20,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 22:34:20,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 22:34:20,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 22:34:20,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 22:34:20,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 22:34:20,491 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 22:34:20,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 22:34:20,491 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 22:34:20,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 22:34:20,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 22:34:20,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 22:34:20,841 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 22:34:20,841 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 22:34:20,843 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2020-10-13 22:34:20,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b4f4f1ae4/a09dc5215cd44166be4e10dbb2b76e00/FLAG5f728975d [2020-10-13 22:34:21,676 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 22:34:21,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2020-10-13 22:34:21,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b4f4f1ae4/a09dc5215cd44166be4e10dbb2b76e00/FLAG5f728975d [2020-10-13 22:34:22,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b4f4f1ae4/a09dc5215cd44166be4e10dbb2b76e00 [2020-10-13 22:34:22,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 22:34:22,221 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 22:34:22,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 22:34:22,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 22:34:22,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 22:34:22,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:34:22" (1/1) ... [2020-10-13 22:34:22,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b559e0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:22, skipping insertion in model container [2020-10-13 22:34:22,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:34:22" (1/1) ... [2020-10-13 22:34:22,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 22:34:22,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 22:34:25,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 22:34:25,206 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 22:34:25,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 22:34:26,054 INFO L208 MainTranslator]: Completed translation [2020-10-13 22:34:26,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26 WrapperNode [2020-10-13 22:34:26,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 22:34:26,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 22:34:26,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 22:34:26,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 22:34:26,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26" (1/1) ... [2020-10-13 22:34:26,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26" (1/1) ... [2020-10-13 22:34:26,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26" (1/1) ... [2020-10-13 22:34:26,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26" (1/1) ... [2020-10-13 22:34:26,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26" (1/1) ... [2020-10-13 22:34:26,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26" (1/1) ... [2020-10-13 22:34:26,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26" (1/1) ... [2020-10-13 22:34:26,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 22:34:26,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 22:34:26,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 22:34:26,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 22:34:26,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26" (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 22:34:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 22:34:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 22:34:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-13 22:34:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-13 22:34:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2020-10-13 22:34:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-13 22:34:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-13 22:34:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 22:34:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-13 22:34:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2020-10-13 22:34:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-13 22:34:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2020-10-13 22:34:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 22:34:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 22:34:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 22:34:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-13 22:34:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-13 22:34:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 22:34:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 22:34:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 22:34:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 22:34:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure rep_nop [2020-10-13 22:34:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2020-10-13 22:34:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 22:34:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2020-10-13 22:34:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2020-10-13 22:34:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2020-10-13 22:34:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-10-13 22:34:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-10-13 22:34:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-13 22:34:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-13 22:34:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2020-10-13 22:34:26,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2020-10-13 22:34:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2020-10-13 22:34:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2020-10-13 22:34:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-13 22:34:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2020-10-13 22:34:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2020-10-13 22:34:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2020-10-13 22:34:26,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2020-10-13 22:34:26,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2020-10-13 22:34:26,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2020-10-13 22:34:26,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2020-10-13 22:34:26,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2020-10-13 22:34:26,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2020-10-13 22:34:26,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2020-10-13 22:34:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-13 22:34:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-13 22:34:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-13 22:34:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 22:34:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2020-10-13 22:34:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-13 22:34:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-13 22:34:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-13 22:34:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2020-10-13 22:34:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-13 22:34:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-13 22:34:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-13 22:34:26,493 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-13 22:34:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-13 22:34:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-13 22:34:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-13 22:34:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-13 22:34:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2020-10-13 22:34:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2020-10-13 22:34:26,494 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-10-13 22:34:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2020-10-13 22:34:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rxaddr [2020-10-13 22:34:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infoaddr [2020-10-13 22:34:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init_one [2020-10-13 22:34:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_remove_one [2020-10-13 22:34:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_issue_cmd [2020-10-13 22:34:26,495 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_reset [2020-10-13 22:34:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2020-10-13 22:34:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2020-10-13 22:34:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure write_eeprom [2020-10-13 22:34:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init [2020-10-13 22:34:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2020-10-13 22:34:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_handle_event [2020-10-13 22:34:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_int [2020-10-13 22:34:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_interrupt [2020-10-13 22:34:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2020-10-13 22:34:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2020-10-13 22:34:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_timer [2020-10-13 22:34:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_open [2020-10-13 22:34:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_dump [2020-10-13 22:34:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_close [2020-10-13 22:34:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_start_xmit [2020-10-13 22:34:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_load_firmware [2020-10-13 22:34:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_ioctl [2020-10-13 22:34:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_driver_init [2020-10-13 22:34:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_driver_exit [2020-10-13 22:34:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2020-10-13 22:34:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2020-10-13 22:34:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2020-10-13 22:34:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2020-10-13 22:34:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2020-10-13 22:34:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2020-10-13 22:34:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2020-10-13 22:34:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2020-10-13 22:34:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2020-10-13 22:34:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2020-10-13 22:34:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2020-10-13 22:34:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 22:34:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-13 22:34:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-13 22:34:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-13 22:34:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 22:34:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2020-10-13 22:34:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2020-10-13 22:34:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2020-10-13 22:34:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2020-10-13 22:34:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2020-10-13 22:34:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2020-10-13 22:34:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2020-10-13 22:34:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2020-10-13 22:34:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2020-10-13 22:34:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2020-10-13 22:34:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2020-10-13 22:34:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2020-10-13 22:34:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_39 [2020-10-13 22:34:26,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2020-10-13 22:34:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_41 [2020-10-13 22:34:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_42 [2020-10-13 22:34:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2020-10-13 22:34:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2020-10-13 22:34:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2020-10-13 22:34:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 22:34:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 22:34:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 22:34:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 22:34:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 22:34:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-13 22:34:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 22:34:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-13 22:34:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-13 22:34:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-13 22:34:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-13 22:34:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-13 22:34:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-13 22:34:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-13 22:34:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2020-10-13 22:34:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-13 22:34:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-13 22:34:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-10-13 22:34:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 22:34:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-13 22:34:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 22:34:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-13 22:34:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-13 22:34:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-13 22:34:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-13 22:34:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_hippi_dev [2020-10-13 22:34:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-13 22:34:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-13 22:34:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2020-10-13 22:34:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2020-10-13 22:34:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2020-10-13 22:34:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2020-10-13 22:34:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-13 22:34:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-13 22:34:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-13 22:34:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-13 22:34:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-13 22:34:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_change_mtu [2020-10-13 22:34:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_mac_addr [2020-10-13 22:34:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_type_trans [2020-10-13 22:34:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 22:34:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 22:34:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2020-10-13 22:34:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2020-10-13 22:34:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2020-10-13 22:34:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-13 22:34:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-13 22:34:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-13 22:34:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2020-10-13 22:34:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2020-10-13 22:34:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-13 22:34:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-13 22:34:26,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2020-10-13 22:34:26,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2020-10-13 22:34:26,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2020-10-13 22:34:26,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2020-10-13 22:34:26,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2020-10-13 22:34:26,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-13 22:34:26,511 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 22:34:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-13 22:34:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-13 22:34:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-13 22:34:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-13 22:34:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-13 22:34:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 22:34:26,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 22:34:26,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 22:34:26,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 22:34:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 22:34:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 22:34:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-13 22:34:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 22:34:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-13 22:34:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 22:34:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2020-10-13 22:34:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-13 22:34:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2020-10-13 22:34:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 22:34:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-13 22:34:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-13 22:34:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-13 22:34:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 22:34:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 22:34:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 22:34:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 22:34:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 22:34:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 22:34:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 22:34:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 22:34:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 22:34:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 22:34:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 22:34:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-13 22:34:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-13 22:34:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 22:34:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 22:34:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 22:34:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 22:34:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-10-13 22:34:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 22:34:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-13 22:34:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure rep_nop [2020-10-13 22:34:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2020-10-13 22:34:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 22:34:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-13 22:34:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-13 22:34:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-13 22:34:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 22:34:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2020-10-13 22:34:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-13 22:34:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2020-10-13 22:34:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-13 22:34:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2020-10-13 22:34:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-13 22:34:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-13 22:34:26,520 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-13 22:34:26,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_42 [2020-10-13 22:34:26,520 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-10-13 22:34:26,520 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-10-13 22:34:26,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2020-10-13 22:34:26,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2020-10-13 22:34:26,520 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-13 22:34:26,520 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 22:34:26,521 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 22:34:26,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-13 22:34:26,521 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2020-10-13 22:34:26,521 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2020-10-13 22:34:26,521 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2020-10-13 22:34:26,521 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2020-10-13 22:34:26,521 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2020-10-13 22:34:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2020-10-13 22:34:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2020-10-13 22:34:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2020-10-13 22:34:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2020-10-13 22:34:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2020-10-13 22:34:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2020-10-13 22:34:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-13 22:34:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 22:34:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-13 22:34:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 22:34:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2020-10-13 22:34:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2020-10-13 22:34:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2020-10-13 22:34:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2020-10-13 22:34:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-13 22:34:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-13 22:34:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2020-10-13 22:34:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2020-10-13 22:34:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2020-10-13 22:34:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-13 22:34:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2020-10-13 22:34:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-13 22:34:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2020-10-13 22:34:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2020-10-13 22:34:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2020-10-13 22:34:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2020-10-13 22:34:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2020-10-13 22:34:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2020-10-13 22:34:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2020-10-13 22:34:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-13 22:34:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2020-10-13 22:34:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-13 22:34:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2020-10-13 22:34:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-13 22:34:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2020-10-13 22:34:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2020-10-13 22:34:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2020-10-13 22:34:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-13 22:34:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-13 22:34:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2020-10-13 22:34:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2020-10-13 22:34:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2020-10-13 22:34:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2020-10-13 22:34:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2020-10-13 22:34:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2020-10-13 22:34:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-13 22:34:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-13 22:34:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-13 22:34:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-13 22:34:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 22:34:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-13 22:34:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-13 22:34:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-13 22:34:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 22:34:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 22:34:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-13 22:34:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2020-10-13 22:34:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2020-10-13 22:34:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2020-10-13 22:34:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2020-10-13 22:34:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2020-10-13 22:34:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2020-10-13 22:34:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2020-10-13 22:34:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-13 22:34:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-13 22:34:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2020-10-13 22:34:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-13 22:34:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 22:34:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2020-10-13 22:34:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2020-10-13 22:34:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2020-10-13 22:34:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-13 22:34:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-13 22:34:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2020-10-13 22:34:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 22:34:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-13 22:34:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-13 22:34:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_41 [2020-10-13 22:34:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-13 22:34:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2020-10-13 22:34:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-13 22:34:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-13 22:34:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-13 22:34:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2020-10-13 22:34:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2020-10-13 22:34:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-13 22:34:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-13 22:34:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-13 22:34:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-13 22:34:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-13 22:34:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-13 22:34:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2020-10-13 22:34:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2020-10-13 22:34:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2020-10-13 22:34:26,584 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-10-13 22:34:26,585 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-13 22:34:26,585 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-13 22:34:26,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2020-10-13 22:34:26,585 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-13 22:34:26,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_39 [2020-10-13 22:34:26,585 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_type_trans [2020-10-13 22:34:26,585 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_change_mtu [2020-10-13 22:34:26,585 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_mac_addr [2020-10-13 22:34:26,586 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_hippi_dev [2020-10-13 22:34:26,586 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2020-10-13 22:34:26,586 INFO L130 BoogieDeclarations]: Found specification of procedure set_rxaddr [2020-10-13 22:34:26,586 INFO L130 BoogieDeclarations]: Found specification of procedure set_infoaddr [2020-10-13 22:34:26,586 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init [2020-10-13 22:34:26,586 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2020-10-13 22:34:26,586 INFO L130 BoogieDeclarations]: Found specification of procedure rr_interrupt [2020-10-13 22:34:26,586 INFO L130 BoogieDeclarations]: Found specification of procedure rr_open [2020-10-13 22:34:26,587 INFO L130 BoogieDeclarations]: Found specification of procedure rr_start_xmit [2020-10-13 22:34:26,587 INFO L130 BoogieDeclarations]: Found specification of procedure rr_close [2020-10-13 22:34:26,587 INFO L130 BoogieDeclarations]: Found specification of procedure rr_ioctl [2020-10-13 22:34:26,587 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2020-10-13 22:34:26,587 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2020-10-13 22:34:26,587 INFO L130 BoogieDeclarations]: Found specification of procedure rr_load_firmware [2020-10-13 22:34:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2020-10-13 22:34:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2020-10-13 22:34:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init_one [2020-10-13 22:34:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 22:34:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure rr_remove_one [2020-10-13 22:34:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure rr_issue_cmd [2020-10-13 22:34:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure rr_reset [2020-10-13 22:34:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure write_eeprom [2020-10-13 22:34:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure rr_handle_event [2020-10-13 22:34:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure rx_int [2020-10-13 22:34:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure rr_timer [2020-10-13 22:34:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure rr_dump [2020-10-13 22:34:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure rr_driver_init [2020-10-13 22:34:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure rr_driver_exit [2020-10-13 22:34:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2020-10-13 22:34:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2020-10-13 22:34:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 22:34:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2020-10-13 22:34:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 22:34:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-13 22:34:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 22:34:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 22:34:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 22:34:26,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 22:34:26,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 22:34:26,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 22:34:26,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-13 22:34:26,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 22:34:26,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-13 22:34:26,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-13 22:34:26,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-13 22:34:26,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-13 22:34:26,592 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 22:34:26,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 22:34:26,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 22:34:26,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 22:34:26,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 22:34:26,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 22:34:26,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 22:34:26,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 22:34:26,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 22:34:27,463 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 22:34:49,824 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 22:34:49,825 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 22:34:49,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:34:49 BoogieIcfgContainer [2020-10-13 22:34:49,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 22:34:49,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 22:34:49,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 22:34:49,843 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 22:34:49,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:34:22" (1/3) ... [2020-10-13 22:34:49,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9688e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:34:49, skipping insertion in model container [2020-10-13 22:34:49,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:34:26" (2/3) ... [2020-10-13 22:34:49,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9688e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:34:49, skipping insertion in model container [2020-10-13 22:34:49,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:34:49" (3/3) ... [2020-10-13 22:34:49,846 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2020-10-13 22:34:49,858 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 22:34:49,868 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 22:34:49,882 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 22:34:49,913 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 22:34:49,913 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 22:34:49,913 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 22:34:49,913 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 22:34:49,914 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 22:34:49,914 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 22:34:49,914 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 22:34:49,914 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 22:34:49,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states. [2020-10-13 22:34:49,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-13 22:34:49,986 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 22:34:49,988 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 22:34:49,990 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 22:34:49,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 22:34:49,996 INFO L82 PathProgramCache]: Analyzing trace with hash 361553450, now seen corresponding path program 1 times [2020-10-13 22:34:50,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 22:34:50,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1571988458] [2020-10-13 22:34:50,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 22:34:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:50,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:51,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:51,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:51,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:51,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:56,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:56,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 175 [2020-10-13 22:34:56,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 22:34:56,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5945 [2020-10-13 22:34:56,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-13 22:34:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:56,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 22:34:58,963 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 682 [2020-10-13 22:34:58,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 22:34:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:34:59,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:34:59,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 382 [2020-10-13 22:34:59,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:34:59,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:34:59,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:34:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:34:59,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 22:34:59,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 22:34:59,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 22:34:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:34:59,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:34:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:34:59,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:34:59,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 22:34:59,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:34:59,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:34:59,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:34:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:34:59,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:34:59,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 22:34:59,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 22:34:59,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:34:59,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 22:34:59,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:34:59,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 22:34:59,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 22:34:59,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 22:34:59,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:34:59,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:34:59,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:34:59,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:34:59,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 22:34:59,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:34:59,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:34:59,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:34:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:34:59,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:34:59,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 22:34:59,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 22:34:59,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:34:59,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 22:34:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:34:59,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:34:59,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 22:34:59,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 22:34:59,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:34:59,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:34:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:34:59,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:34:59,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 22:34:59,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:34:59,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:34:59,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:34:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:34:59,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:34:59,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 22:34:59,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 22:34:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:34:59,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 22:34:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:34:59,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:34:59,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:34:59,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 22:34:59,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 22:34:59,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:34:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:34:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 22:34:59,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:34:59,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:34:59,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:34:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:34:59,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:00,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:35:00,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:00,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 22:35:00,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:00,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:00,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:00,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:00,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:00,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:35:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:00,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:00,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:35:00,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:00,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 22:35:00,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:00,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:00,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 22:35:00,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:00,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:00,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 22:35:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:00,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:00,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 22:35:00,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:00,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 22:35:00,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:00,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:00,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 22:35:00,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:00,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:00,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 22:35:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:00,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:00,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 22:35:00,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 22:35:00,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-13 22:35:00,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:00,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:00,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 22:35:00,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:00,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:00,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:35:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:00,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:00,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:35:00,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:00,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 22:35:00,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:00,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:00,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:00,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:00,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:00,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 22:35:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:00,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:00,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 22:35:00,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 22:35:00,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-13 22:35:00,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:00,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:00,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 22:35:00,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:00,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:00,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:35:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:00,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:00,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:35:00,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:00,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:35:00,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:00,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:00,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:00,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:00,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:00,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 22:35:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:00,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:00,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:35:00,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:00,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 22:35:00,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:00,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:00,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 22:35:00,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:00,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:00,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 22:35:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:00,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:00,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:00,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:35:00,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:00,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 22:35:00,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 22:35:00,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:00,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:00,585 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-10-13 22:35:00,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1571988458] [2020-10-13 22:35:00,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 22:35:00,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 22:35:00,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579858741] [2020-10-13 22:35:00,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 22:35:00,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 22:35:00,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 22:35:00,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 22:35:00,619 INFO L87 Difference]: Start difference. First operand 1645 states. Second operand 6 states. [2020-10-13 22:35:02,764 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 691 [2020-10-13 22:35:49,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 22:35:49,676 INFO L93 Difference]: Finished difference Result 3647 states and 5092 transitions. [2020-10-13 22:35:49,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 22:35:49,677 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 123 [2020-10-13 22:35:49,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 22:35:49,717 INFO L225 Difference]: With dead ends: 3647 [2020-10-13 22:35:49,717 INFO L226 Difference]: Without dead ends: 2024 [2020-10-13 22:35:49,731 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-13 22:35:49,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states. [2020-10-13 22:35:50,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 1564. [2020-10-13 22:35:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1564 states. [2020-10-13 22:35:50,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 2082 transitions. [2020-10-13 22:35:50,483 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 2082 transitions. Word has length 123 [2020-10-13 22:35:50,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 22:35:50,483 INFO L479 AbstractCegarLoop]: Abstraction has 1564 states and 2082 transitions. [2020-10-13 22:35:50,483 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 22:35:50,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 2082 transitions. [2020-10-13 22:35:50,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-13 22:35:50,490 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 22:35:50,490 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 22:35:50,491 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 22:35:50,491 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 22:35:50,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 22:35:50,491 INFO L82 PathProgramCache]: Analyzing trace with hash -788308730, now seen corresponding path program 1 times [2020-10-13 22:35:50,491 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 22:35:50,492 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [360728080] [2020-10-13 22:35:50,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 22:35:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:50,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:51,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:51,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:51,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:57,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:57,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-13 22:35:57,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 22:35:57,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6353 [2020-10-13 22:35:57,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:57,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 22:35:57,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-13 22:35:57,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 22:35:57,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:59,155 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 682 [2020-10-13 22:35:59,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 22:35:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:35:59,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 349 [2020-10-13 22:35:59,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:59,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:35:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:35:59,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 22:35:59,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:59,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:35:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:35:59,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:35:59,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:59,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:35:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:35:59,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:35:59,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:59,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 22:35:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:35:59,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 22:35:59,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:59,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:35:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:35:59,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 22:35:59,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:59,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:35:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:35:59,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:35:59,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:59,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 22:35:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:35:59,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 22:35:59,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:59,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:35:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:35:59,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 22:35:59,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:35:59,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:35:59,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:35:59,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 22:35:59,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:35:59,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:35:59,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:35:59,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:35:59,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 22:35:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:35:59,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:35:59,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:35:59,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:35:59,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:35:59,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 22:35:59,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:35:59,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:36:00,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:36:00,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:36:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:36:00,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:36:00,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:36:00,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:36:00,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:36:00,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:36:00,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:36:00,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:36:00,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:36:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:36:00,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:36:00,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:36:00,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:36:00,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 22:36:00,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:36:00,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:36:00,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:36:00,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 22:36:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:36:00,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:36:00,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 22:36:00,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:36:00,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 22:36:00,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:36:00,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:36:00,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:36:00,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 22:36:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:36:00,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:36:00,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 22:36:00,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 22:36:00,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 22:36:00,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:36:00,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:36:00,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:36:00,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:36:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:36:00,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:36:00,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:36:00,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:36:00,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 22:36:00,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:36:00,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:36:00,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:36:00,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 22:36:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:36:00,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:36:00,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 22:36:00,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 22:36:00,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-13 22:36:00,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:36:00,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:36:00,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 22:36:00,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:36:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:36:00,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:36:00,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:36:00,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:36:00,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 22:36:00,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:36:00,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:36:00,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:36:00,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 22:36:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:36:00,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:36:00,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:36:00,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:36:00,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:36:00,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:36:00,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 22:36:00,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:36:00,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 22:36:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:36:00,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:36:00,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:36:00,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:36:00,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:36:00,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 22:36:00,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:36:00,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:36:00,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 22:36:00,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:36:00,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:36:00,394 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-10-13 22:36:00,394 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [360728080] [2020-10-13 22:36:00,395 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 22:36:00,395 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 22:36:00,396 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486158528] [2020-10-13 22:36:00,397 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 22:36:00,398 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 22:36:00,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 22:36:00,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 22:36:00,399 INFO L87 Difference]: Start difference. First operand 1564 states and 2082 transitions. Second operand 7 states. [2020-10-13 22:36:02,409 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 691 [2020-10-13 22:36:07,376 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 693 [2020-10-13 22:36:11,064 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 684 [2020-10-13 22:37:23,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 22:37:23,916 INFO L93 Difference]: Finished difference Result 4961 states and 6890 transitions. [2020-10-13 22:37:23,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 22:37:23,917 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 125 [2020-10-13 22:37:23,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 22:37:23,941 INFO L225 Difference]: With dead ends: 4961 [2020-10-13 22:37:23,941 INFO L226 Difference]: Without dead ends: 3423 [2020-10-13 22:37:23,949 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-13 22:37:23,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3423 states. [2020-10-13 22:37:24,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3423 to 2602. [2020-10-13 22:37:24,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2602 states. [2020-10-13 22:37:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 2602 states and 3451 transitions. [2020-10-13 22:37:24,987 INFO L78 Accepts]: Start accepts. Automaton has 2602 states and 3451 transitions. Word has length 125 [2020-10-13 22:37:24,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 22:37:24,992 INFO L479 AbstractCegarLoop]: Abstraction has 2602 states and 3451 transitions. [2020-10-13 22:37:24,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 22:37:24,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 3451 transitions. [2020-10-13 22:37:25,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-13 22:37:25,002 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 22:37:25,003 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 22:37:25,003 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 22:37:25,003 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 22:37:25,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 22:37:25,003 INFO L82 PathProgramCache]: Analyzing trace with hash -1207175145, now seen corresponding path program 1 times [2020-10-13 22:37:25,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 22:37:25,004 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [76334255] [2020-10-13 22:37:25,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 22:37:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:25,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:27,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:27,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:31,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:31,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-13 22:37:31,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 22:37:31,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6181 [2020-10-13 22:37:31,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:31,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 22:37:31,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-13 22:37:31,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 22:37:31,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:33,934 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification that was a NOOP. DAG size: 682 [2020-10-13 22:37:33,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 22:37:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:33,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:34,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 367 [2020-10-13 22:37:34,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:37:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:37:34,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 22:37:34,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:37:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:34,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 22:37:34,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:37:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:37:34,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 22:37:34,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 22:37:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:37:34,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 22:37:34,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:37:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:34,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:37:34,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:37:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:37:34,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 22:37:34,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 22:37:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:37:34,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 22:37:34,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:37:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:34,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 22:37:34,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:37:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:37:34,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:37:34,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 22:37:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 22:37:34,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 22:37:34,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:37:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:34,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 22:37:34,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 22:37:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:37:34,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 22:37:34,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 22:37:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 22:37:34,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 22:37:34,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:34,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:34,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:34,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 22:37:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:34,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:34,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 22:37:34,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:34,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 22:37:34,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:34,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 22:37:34,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 22:37:34,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 22:37:34,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:34,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:37:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:34,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:37:35,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-13 22:37:35,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 22:37:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 22:37:35,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 22:37:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 22:37:35,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 22:37:35,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-13 22:37:35,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 22:37:35,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:37:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 22:37:35,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:37:35,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 22:37:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:35,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 22:37:35,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 22:37:35,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-13 22:37:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:35,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 22:37:35,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 22:37:35,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 22:37:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 22:37:35,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 22:37:35,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-13 22:37:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:37:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:35,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 22:37:35,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 22:37:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 22:37:35,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 22:37:35,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:35,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 22:37:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:35,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 22:37:35,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 22:37:35,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 22:37:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:35,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 22:37:35,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 22:37:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 22:37:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 22:37:35,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 22:37:35,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 22:37:35,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 22:37:35,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 22:37:35,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 22:37:35,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 22:37:35,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 22:37:35,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 22:37:35,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 22:37:35,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 22:37:35,517 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2020-10-13 22:37:35,518 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [76334255] [2020-10-13 22:37:35,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 22:37:35,518 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-13 22:37:35,518 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788889030] [2020-10-13 22:37:35,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 22:37:35,522 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 22:37:35,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 22:37:35,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-13 22:37:35,523 INFO L87 Difference]: Start difference. First operand 2602 states and 3451 transitions. Second operand 11 states. [2020-10-13 22:37:37,504 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 691 [2020-10-13 22:37:42,356 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 707 [2020-10-13 22:37:44,358 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 694 [2020-10-13 22:37:46,407 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 696 [2020-10-13 22:37:48,677 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 711 [2020-10-13 22:37:50,955 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 698