/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 -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 15:12:48,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 15:12:48,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 15:12:48,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 15:12:48,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 15:12:48,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 15:12:48,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 15:12:48,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 15:12:48,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 15:12:48,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 15:12:48,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 15:12:48,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 15:12:48,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 15:12:48,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 15:12:48,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 15:12:48,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 15:12:48,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 15:12:48,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 15:12:48,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 15:12:48,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 15:12:48,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 15:12:48,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 15:12:48,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 15:12:48,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 15:12:48,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 15:12:48,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 15:12:48,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 15:12:48,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 15:12:48,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 15:12:48,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 15:12:48,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 15:12:48,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 15:12:48,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 15:12:48,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 15:12:48,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 15:12:48,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 15:12:48,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 15:12:48,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 15:12:48,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 15:12:48,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 15:12:48,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 15:12:48,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-07 15:12:48,825 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 15:12:48,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 15:12:48,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 15:12:48,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 15:12:48,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 15:12:48,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 15:12:48,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 15:12:48,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 15:12:48,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 15:12:48,828 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 15:12:48,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 15:12:48,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 15:12:48,829 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 15:12:48,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 15:12:48,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 15:12:48,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 15:12:48,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 15:12:48,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 15:12:48,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 15:12:48,830 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-07 15:12:49,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 15:12:49,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 15:12:49,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 15:12:49,110 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 15:12:49,111 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 15:12:49,111 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2020-07-07 15:12:49,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f2eaad9/b43d52624d2240579a00ae2ba1041f21/FLAG379a61052 [2020-07-07 15:12:49,827 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 15:12:49,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2020-07-07 15:12:49,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f2eaad9/b43d52624d2240579a00ae2ba1041f21/FLAG379a61052 [2020-07-07 15:12:50,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f2eaad9/b43d52624d2240579a00ae2ba1041f21 [2020-07-07 15:12:50,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 15:12:50,024 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 15:12:50,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 15:12:50,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 15:12:50,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 15:12:50,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:12:50" (1/1) ... [2020-07-07 15:12:50,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a2e449c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:50, skipping insertion in model container [2020-07-07 15:12:50,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:12:50" (1/1) ... [2020-07-07 15:12:50,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 15:12:50,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 15:12:51,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 15:12:51,101 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 15:12:51,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 15:12:51,292 INFO L208 MainTranslator]: Completed translation [2020-07-07 15:12:51,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51 WrapperNode [2020-07-07 15:12:51,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 15:12:51,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 15:12:51,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 15:12:51,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 15:12:51,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51" (1/1) ... [2020-07-07 15:12:51,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51" (1/1) ... [2020-07-07 15:12:51,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51" (1/1) ... [2020-07-07 15:12:51,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51" (1/1) ... [2020-07-07 15:12:51,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51" (1/1) ... [2020-07-07 15:12:51,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51" (1/1) ... [2020-07-07 15:12:51,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51" (1/1) ... [2020-07-07 15:12:51,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 15:12:51,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 15:12:51,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 15:12:51,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 15:12:51,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-07 15:12:51,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 15:12:51,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 15:12:51,466 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-07-07 15:12:51,466 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-07-07 15:12:51,466 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-07-07 15:12:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-07-07 15:12:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2020-07-07 15:12:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2020-07-07 15:12:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-07 15:12:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-07-07 15:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-07-07 15:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-07-07 15:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-07-07 15:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-07-07 15:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-07-07 15:12:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-07-07 15:12:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-07-07 15:12:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-07-07 15:12:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2020-07-07 15:12:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-07-07 15:12:51,470 INFO L138 BoogieDeclarations]: Found implementation of procedure l440gx_set_vpp [2020-07-07 15:12:51,470 INFO L138 BoogieDeclarations]: Found implementation of procedure init_l440gx [2020-07-07 15:12:51,470 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_l440gx [2020-07-07 15:12:51,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 15:12:51,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-07-07 15:12:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-07-07 15:12:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-07-07 15:12:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-07-07 15:12:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-07-07 15:12:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-07-07 15:12:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-07-07 15:12:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-07-07 15:12:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-07-07 15:12:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-07-07 15:12:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-07-07 15:12:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-07-07 15:12:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-07-07 15:12:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure do_map_probe [2020-07-07 15:12:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2020-07-07 15:12:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2020-07-07 15:12:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-07-07 15:12:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure map_destroy [2020-07-07 15:12:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_device_parse_register [2020-07-07 15:12:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_device_unregister [2020-07-07 15:12:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_assign_resource [2020-07-07 15:12:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-07-07 15:12:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-07-07 15:12:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-07-07 15:12:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2020-07-07 15:12:51,475 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-07-07 15:12:51,475 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2020-07-07 15:12:51,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-07-07 15:12:51,475 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_map_init [2020-07-07 15:12:51,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-07-07 15:12:51,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-07-07 15:12:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-07-07 15:12:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 15:12:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-07-07 15:12:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-07-07 15:12:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-07-07 15:12:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-07-07 15:12:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-07-07 15:12:51,477 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-07-07 15:12:51,477 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2020-07-07 15:12:51,477 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2020-07-07 15:12:51,477 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-07-07 15:12:51,477 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-07-07 15:12:51,477 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2020-07-07 15:12:51,477 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2020-07-07 15:12:51,478 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 15:12:51,478 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-07 15:12:51,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 15:12:51,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-07-07 15:12:51,478 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-07 15:12:51,478 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-07 15:12:51,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-07-07 15:12:51,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 15:12:51,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-07-07 15:12:51,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-07-07 15:12:51,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-07-07 15:12:51,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-07-07 15:12:51,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-07-07 15:12:51,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-07-07 15:12:51,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-07-07 15:12:51,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-07-07 15:12:51,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-07-07 15:12:51,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2020-07-07 15:12:51,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-07-07 15:12:51,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-07-07 15:12:51,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2020-07-07 15:12:51,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-07-07 15:12:51,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-07-07 15:12:51,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 15:12:51,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 15:12:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-07-07 15:12:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2020-07-07 15:12:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-07-07 15:12:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_assign_resource [2020-07-07 15:12:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_device_parse_register [2020-07-07 15:12:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_device_unregister [2020-07-07 15:12:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2020-07-07 15:12:51,483 INFO L130 BoogieDeclarations]: Found specification of procedure map_destroy [2020-07-07 15:12:51,483 INFO L130 BoogieDeclarations]: Found specification of procedure simple_map_init [2020-07-07 15:12:51,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 15:12:51,483 INFO L130 BoogieDeclarations]: Found specification of procedure l440gx_set_vpp [2020-07-07 15:12:51,483 INFO L130 BoogieDeclarations]: Found specification of procedure init_l440gx [2020-07-07 15:12:51,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 15:12:51,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 15:12:51,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 15:12:51,484 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_l440gx [2020-07-07 15:12:51,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-07-07 15:12:51,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-07-07 15:12:51,484 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 15:12:51,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-07-07 15:12:51,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-07-07 15:12:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-07-07 15:12:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-07-07 15:12:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-07-07 15:12:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-07-07 15:12:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-07-07 15:12:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-07-07 15:12:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-07-07 15:12:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-07-07 15:12:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 15:12:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-07-07 15:12:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 15:12:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 15:12:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-07-07 15:12:51,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 15:12:52,032 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-07-07 15:12:52,042 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-07-07 15:12:52,591 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 15:12:52,591 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-07 15:12:52,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 03:12:52 BoogieIcfgContainer [2020-07-07 15:12:52,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 15:12:52,605 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 15:12:52,605 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 15:12:52,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 15:12:52,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 03:12:50" (1/3) ... [2020-07-07 15:12:52,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60febab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 03:12:52, skipping insertion in model container [2020-07-07 15:12:52,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:12:51" (2/3) ... [2020-07-07 15:12:52,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60febab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 03:12:52, skipping insertion in model container [2020-07-07 15:12:52,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 03:12:52" (3/3) ... [2020-07-07 15:12:52,614 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2020-07-07 15:12:52,625 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-07 15:12:52,634 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 15:12:52,651 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 15:12:52,675 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 15:12:52,676 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 15:12:52,676 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-07 15:12:52,676 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 15:12:52,676 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 15:12:52,676 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 15:12:52,677 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 15:12:52,677 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 15:12:52,702 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states. [2020-07-07 15:12:52,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-07 15:12:52,720 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 15:12:52,722 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 15:12:52,722 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 15:12:52,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 15:12:52,730 INFO L82 PathProgramCache]: Analyzing trace with hash 474074520, now seen corresponding path program 1 times [2020-07-07 15:12:52,740 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 15:12:52,741 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [868745546] [2020-07-07 15:12:52,741 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 15:12:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:12:53,349 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-07 15:12:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:12:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:12:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:12:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:12:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:12:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:12:53,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 15:12:53,496 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 15:12:53,498 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [868745546] [2020-07-07 15:12:53,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 15:12:53,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 15:12:53,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247418633] [2020-07-07 15:12:53,506 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 15:12:53,506 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 15:12:53,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 15:12:53,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-07 15:12:53,523 INFO L87 Difference]: Start difference. First operand 506 states. Second operand 4 states. [2020-07-07 15:12:53,901 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-07-07 15:12:55,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 15:12:55,258 INFO L93 Difference]: Finished difference Result 968 states and 1060 transitions. [2020-07-07 15:12:55,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-07 15:12:55,260 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2020-07-07 15:12:55,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 15:12:55,295 INFO L225 Difference]: With dead ends: 968 [2020-07-07 15:12:55,295 INFO L226 Difference]: Without dead ends: 523 [2020-07-07 15:12:55,306 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-07 15:12:55,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2020-07-07 15:12:55,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 508. [2020-07-07 15:12:55,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2020-07-07 15:12:55,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 541 transitions. [2020-07-07 15:12:55,501 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 541 transitions. Word has length 104 [2020-07-07 15:12:55,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 15:12:55,503 INFO L479 AbstractCegarLoop]: Abstraction has 508 states and 541 transitions. [2020-07-07 15:12:55,503 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 15:12:55,503 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 541 transitions. [2020-07-07 15:12:55,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-07 15:12:55,520 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 15:12:55,520 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 15:12:55,521 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 15:12:55,521 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 15:12:55,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 15:12:55,522 INFO L82 PathProgramCache]: Analyzing trace with hash -791829181, now seen corresponding path program 1 times [2020-07-07 15:12:55,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 15:12:55,523 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [778446433] [2020-07-07 15:12:55,524 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 15:12:55,578 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 15:12:55,579 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.generateMetaTrace(AcceleratedInterpolation.java:442) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.acceleratedInterpolationCore(AcceleratedInterpolation.java:277) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:184) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:144) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-07 15:12:55,585 INFO L168 Benchmark]: Toolchain (without parser) took 5560.06 ms. Allocated memory was 138.9 MB in the beginning and 313.5 MB in the end (delta: 174.6 MB). Free memory was 95.6 MB in the beginning and 145.6 MB in the end (delta: -50.0 MB). Peak memory consumption was 124.6 MB. Max. memory is 7.1 GB. [2020-07-07 15:12:55,587 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-07 15:12:55,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1268.36 ms. Allocated memory was 138.9 MB in the beginning and 211.3 MB in the end (delta: 72.4 MB). Free memory was 95.4 MB in the beginning and 151.5 MB in the end (delta: -56.2 MB). Peak memory consumption was 48.7 MB. Max. memory is 7.1 GB. [2020-07-07 15:12:55,591 INFO L168 Benchmark]: Boogie Preprocessor took 105.45 ms. Allocated memory is still 211.3 MB. Free memory was 151.5 MB in the beginning and 146.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2020-07-07 15:12:55,597 INFO L168 Benchmark]: RCFGBuilder took 1203.68 ms. Allocated memory was 211.3 MB in the beginning and 240.1 MB in the end (delta: 28.8 MB). Free memory was 146.2 MB in the beginning and 140.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 68.2 MB. Max. memory is 7.1 GB. [2020-07-07 15:12:55,599 INFO L168 Benchmark]: TraceAbstraction took 2977.27 ms. Allocated memory was 240.1 MB in the beginning and 313.5 MB in the end (delta: 73.4 MB). Free memory was 140.8 MB in the beginning and 145.6 MB in the end (delta: -4.8 MB). Peak memory consumption was 68.6 MB. Max. memory is 7.1 GB. [2020-07-07 15:12:55,609 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1268.36 ms. Allocated memory was 138.9 MB in the beginning and 211.3 MB in the end (delta: 72.4 MB). Free memory was 95.4 MB in the beginning and 151.5 MB in the end (delta: -56.2 MB). Peak memory consumption was 48.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.45 ms. Allocated memory is still 211.3 MB. Free memory was 151.5 MB in the beginning and 146.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1203.68 ms. Allocated memory was 211.3 MB in the beginning and 240.1 MB in the end (delta: 28.8 MB). Free memory was 146.2 MB in the beginning and 140.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 68.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2977.27 ms. Allocated memory was 240.1 MB in the beginning and 313.5 MB in the end (delta: 73.4 MB). Free memory was 140.8 MB in the beginning and 145.6 MB in the end (delta: -4.8 MB). Peak memory consumption was 68.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.generateMetaTrace(AcceleratedInterpolation.java:442) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...