/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/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 12:19:45,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 12:19:45,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 12:19:45,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 12:19:45,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 12:19:45,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 12:19:45,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 12:19:45,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 12:19:45,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 12:19:45,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 12:19:45,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 12:19:45,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 12:19:45,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 12:19:45,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 12:19:45,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 12:19:45,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 12:19:45,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 12:19:45,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 12:19:45,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 12:19:45,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 12:19:45,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 12:19:45,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 12:19:45,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 12:19:45,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 12:19:45,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 12:19:45,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 12:19:45,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 12:19:45,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 12:19:45,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 12:19:45,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 12:19:45,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 12:19:45,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 12:19:45,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 12:19:45,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 12:19:45,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 12:19:45,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 12:19:45,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 12:19:45,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 12:19:45,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 12:19:45,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 12:19:45,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 12:19:45,301 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-07 12:19:45,316 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 12:19:45,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 12:19:45,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 12:19:45,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 12:19:45,317 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 12:19:45,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 12:19:45,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 12:19:45,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 12:19:45,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 12:19:45,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 12:19:45,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 12:19:45,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 12:19:45,319 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 12:19:45,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 12:19:45,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 12:19:45,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 12:19:45,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 12:19:45,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 12:19:45,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 12:19:45,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 12:19:45,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 12:19:45,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 12:19:45,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 12:19:45,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 12:19:45,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 12:19:45,322 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 12:19:45,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 12:19:45,322 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-07-07 12:19:45,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 12:19:45,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 12:19:45,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 12:19:45,610 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 12:19:45,611 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 12:19:45,611 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-07-07 12:19:45,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f28aaacdb/abf5ba9e3bb347cc8fb13745e07892ae/FLAG57437edb9 [2020-07-07 12:19:46,377 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 12:19:46,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-07-07 12:19:46,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f28aaacdb/abf5ba9e3bb347cc8fb13745e07892ae/FLAG57437edb9 [2020-07-07 12:19:46,507 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f28aaacdb/abf5ba9e3bb347cc8fb13745e07892ae [2020-07-07 12:19:46,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 12:19:46,518 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 12:19:46,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 12:19:46,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 12:19:46,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 12:19:46,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 12:19:46" (1/1) ... [2020-07-07 12:19:46,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@743423f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:46, skipping insertion in model container [2020-07-07 12:19:46,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 12:19:46" (1/1) ... [2020-07-07 12:19:46,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 12:19:46,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 12:19:47,155 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2020-07-07 12:19:47,156 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2020-07-07 12:19:47,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 12:19:47,531 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 12:19:47,617 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2020-07-07 12:19:47,618 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2020-07-07 12:19:47,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 12:19:47,742 INFO L208 MainTranslator]: Completed translation [2020-07-07 12:19:47,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47 WrapperNode [2020-07-07 12:19:47,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 12:19:47,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 12:19:47,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 12:19:47,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 12:19:47,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47" (1/1) ... [2020-07-07 12:19:47,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47" (1/1) ... [2020-07-07 12:19:47,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47" (1/1) ... [2020-07-07 12:19:47,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47" (1/1) ... [2020-07-07 12:19:47,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47" (1/1) ... [2020-07-07 12:19:47,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47" (1/1) ... [2020-07-07 12:19:47,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47" (1/1) ... [2020-07-07 12:19:47,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 12:19:47,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 12:19:47,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 12:19:47,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 12:19:47,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47" (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 12:19:47,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 12:19:47,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 12:19:47,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-07-07 12:19:47,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-07-07 12:19:47,984 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-07-07 12:19:47,985 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-07-07 12:19:47,985 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-07 12:19:47,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-07-07 12:19:47,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-07-07 12:19:47,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-07-07 12:19:47,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-07-07 12:19:47,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-07-07 12:19:47,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-07-07 12:19:47,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-07-07 12:19:47,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-07-07 12:19:47,989 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-07-07 12:19:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2020-07-07 12:19:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_parse [2020-07-07 12:19:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_start [2020-07-07 12:19:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2020-07-07 12:19:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_open [2020-07-07 12:19:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2020-07-07 12:19:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2020-07-07 12:19:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure axff_play [2020-07-07 12:19:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure axff_init [2020-07-07 12:19:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_probe [2020-07-07 12:19:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2020-07-07 12:19:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_driver_init [2020-07-07 12:19:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_driver_exit [2020-07-07 12:19:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hid_driver_1 [2020-07-07 12:19:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 12:19:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-07-07 12:19:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-07-07 12:19:47,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-07-07 12:19:47,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-07-07 12:19:47,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-07-07 12:19:47,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-07-07 12:19:47,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-07-07 12:19:47,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-07-07 12:19:47,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_register_driver [2020-07-07 12:19:47,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_request [2020-07-07 12:19:47,995 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-07-07 12:19:47,995 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-07-07 12:19:47,995 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-07-07 12:19:47,995 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_connect [2020-07-07 12:19:47,995 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_disconnect [2020-07-07 12:19:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_open_report [2020-07-07 12:19:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_unregister_driver [2020-07-07 12:19:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure input_ff_create_memless [2020-07-07 12:19:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-07-07 12:19:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-07-07 12:19:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-07-07 12:19:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-07-07 12:19:47,996 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-07-07 12:19:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-07-07 12:19:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-07-07 12:19:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 12:19:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-07-07 12:19:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-07-07 12:19:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-07-07 12:19:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-07-07 12:19:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-07-07 12:19:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 12:19:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-07-07 12:19:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-07-07 12:19:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-07-07 12:19:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-07-07 12:19:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 12:19:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-07 12:19:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 12:19:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-07-07 12:19:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-07 12:19:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-07 12:19:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-07-07 12:19:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 12:19:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-07-07 12:19:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-07-07 12:19:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-07-07 12:19:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-07-07 12:19:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-07-07 12:19:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-07-07 12:19:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-07-07 12:19:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hid_driver_1 [2020-07-07 12:19:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-07-07 12:19:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-07-07 12:19:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-07-07 12:19:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-07-07 12:19:48,004 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2020-07-07 12:19:48,004 INFO L130 BoogieDeclarations]: Found specification of procedure input_ff_create_memless [2020-07-07 12:19:48,004 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_register_driver [2020-07-07 12:19:48,004 INFO L130 BoogieDeclarations]: Found specification of procedure hid_unregister_driver [2020-07-07 12:19:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_request [2020-07-07 12:19:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure hid_open_report [2020-07-07 12:19:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure hid_connect [2020-07-07 12:19:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure hid_disconnect [2020-07-07 12:19:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure hid_parse [2020-07-07 12:19:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_start [2020-07-07 12:19:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-07-07 12:19:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-07-07 12:19:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2020-07-07 12:19:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_open [2020-07-07 12:19:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2020-07-07 12:19:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2020-07-07 12:19:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure axff_play [2020-07-07 12:19:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 12:19:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 12:19:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 12:19:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 12:19:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure axff_init [2020-07-07 12:19:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure ax_probe [2020-07-07 12:19:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 12:19:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2020-07-07 12:19:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure ax_driver_init [2020-07-07 12:19:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure ax_driver_exit [2020-07-07 12:19:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-07-07 12:19:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-07-07 12:19:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 12:19:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-07-07 12:19:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-07-07 12:19:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-07-07 12:19:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-07-07 12:19:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-07-07 12:19:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-07-07 12:19:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 12:19:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 12:19:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 12:19:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-07-07 12:19:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 12:19:52,468 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-07-07 12:19:52,855 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 12:19:52,855 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-07 12:19:52,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 12:19:52 BoogieIcfgContainer [2020-07-07 12:19:52,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 12:19:52,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 12:19:52,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 12:19:52,864 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 12:19:52,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 12:19:46" (1/3) ... [2020-07-07 12:19:52,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11d05913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 12:19:52, skipping insertion in model container [2020-07-07 12:19:52,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:19:47" (2/3) ... [2020-07-07 12:19:52,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11d05913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 12:19:52, skipping insertion in model container [2020-07-07 12:19:52,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 12:19:52" (3/3) ... [2020-07-07 12:19:52,868 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-07-07 12:19:52,877 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 12:19:52,885 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 12:19:52,898 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 12:19:52,921 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 12:19:52,922 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 12:19:52,922 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 12:19:52,922 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 12:19:52,922 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 12:19:52,922 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 12:19:52,922 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 12:19:52,923 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 12:19:52,946 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states. [2020-07-07 12:19:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-07-07 12:19:52,958 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 12:19:52,959 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] [2020-07-07 12:19:52,959 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 12:19:52,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 12:19:52,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1545756631, now seen corresponding path program 1 times [2020-07-07 12:19:52,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 12:19:52,976 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76160041] [2020-07-07 12:19:52,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 12:19:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,747 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-07-07 12:19:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:53,916 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 12:19:53,917 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76160041] [2020-07-07 12:19:53,918 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 12:19:53,918 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 12:19:53,919 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751986979] [2020-07-07 12:19:53,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 12:19:53,925 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 12:19:53,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 12:19:53,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-07 12:19:53,943 INFO L87 Difference]: Start difference. First operand 250 states. Second operand 5 states. [2020-07-07 12:19:54,229 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-07-07 12:19:54,534 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-07-07 12:19:54,779 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-07-07 12:19:56,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 12:19:56,594 INFO L93 Difference]: Finished difference Result 564 states and 711 transitions. [2020-07-07 12:19:56,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 12:19:56,596 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2020-07-07 12:19:56,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 12:19:56,612 INFO L225 Difference]: With dead ends: 564 [2020-07-07 12:19:56,612 INFO L226 Difference]: Without dead ends: 286 [2020-07-07 12:19:56,618 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-07-07 12:19:56,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-07-07 12:19:56,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 214. [2020-07-07 12:19:56,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-07-07 12:19:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 249 transitions. [2020-07-07 12:19:56,728 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 249 transitions. Word has length 71 [2020-07-07 12:19:56,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 12:19:56,729 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 249 transitions. [2020-07-07 12:19:56,729 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 12:19:56,729 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 249 transitions. [2020-07-07 12:19:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-07-07 12:19:56,734 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 12:19:56,735 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-07 12:19:56,735 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 12:19:56,735 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 12:19:56,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 12:19:56,736 INFO L82 PathProgramCache]: Analyzing trace with hash 345320668, now seen corresponding path program 1 times [2020-07-07 12:19:56,736 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 12:19:56,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58298795] [2020-07-07 12:19:56,736 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 12:19:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 12:19:56,931 ERROR L253 erpolLogProxyWrapper]: Interpolant 32 not inductive [2020-07-07 12:19:56,933 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 12:19:56,934 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: generated interpolants did not pass sanity check at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:222) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:884) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:332) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:332) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:337) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:239) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) 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 12:19:56,943 INFO L168 Benchmark]: Toolchain (without parser) took 10420.90 ms. Allocated memory was 145.2 MB in the beginning and 444.6 MB in the end (delta: 299.4 MB). Free memory was 98.6 MB in the beginning and 111.4 MB in the end (delta: -12.8 MB). Peak memory consumption was 286.5 MB. Max. memory is 7.1 GB. [2020-07-07 12:19:56,944 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory is still 121.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-07 12:19:56,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1223.90 ms. Allocated memory was 145.2 MB in the beginning and 204.5 MB in the end (delta: 59.2 MB). Free memory was 98.2 MB in the beginning and 135.1 MB in the end (delta: -36.9 MB). Peak memory consumption was 30.1 MB. Max. memory is 7.1 GB. [2020-07-07 12:19:56,949 INFO L168 Benchmark]: Boogie Preprocessor took 174.35 ms. Allocated memory is still 204.5 MB. Free memory was 135.1 MB in the beginning and 127.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2020-07-07 12:19:56,949 INFO L168 Benchmark]: RCFGBuilder took 4942.40 ms. Allocated memory was 204.5 MB in the beginning and 372.2 MB in the end (delta: 167.8 MB). Free memory was 127.8 MB in the beginning and 138.4 MB in the end (delta: -10.6 MB). Peak memory consumption was 209.0 MB. Max. memory is 7.1 GB. [2020-07-07 12:19:56,951 INFO L168 Benchmark]: TraceAbstraction took 4076.01 ms. Allocated memory was 372.2 MB in the beginning and 444.6 MB in the end (delta: 72.4 MB). Free memory was 138.4 MB in the beginning and 111.4 MB in the end (delta: 27.0 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. [2020-07-07 12:19:56,958 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory is still 121.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1223.90 ms. Allocated memory was 145.2 MB in the beginning and 204.5 MB in the end (delta: 59.2 MB). Free memory was 98.2 MB in the beginning and 135.1 MB in the end (delta: -36.9 MB). Peak memory consumption was 30.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 174.35 ms. Allocated memory is still 204.5 MB. Free memory was 135.1 MB in the beginning and 127.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4942.40 ms. Allocated memory was 204.5 MB in the beginning and 372.2 MB in the end (delta: 167.8 MB). Free memory was 127.8 MB in the beginning and 138.4 MB in the end (delta: -10.6 MB). Peak memory consumption was 209.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4076.01 ms. Allocated memory was 372.2 MB in the beginning and 444.6 MB in the end (delta: 72.4 MB). Free memory was 138.4 MB in the beginning and 111.4 MB in the end (delta: 27.0 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: generated interpolants did not pass sanity check de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: generated interpolants did not pass sanity check: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:222) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...