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-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 09:18:08,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 09:18:08,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 09:18:08,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 09:18:08,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 09:18:08,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 09:18:08,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 09:18:08,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 09:18:08,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 09:18:08,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 09:18:08,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 09:18:08,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 09:18:08,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 09:18:08,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 09:18:08,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 09:18:08,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 09:18:08,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 09:18:08,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 09:18:08,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 09:18:08,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 09:18:08,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 09:18:08,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 09:18:08,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 09:18:08,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 09:18:08,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 09:18:08,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 09:18:08,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 09:18:08,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 09:18:08,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 09:18:08,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 09:18:08,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 09:18:08,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 09:18:08,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 09:18:08,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 09:18:08,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 09:18:08,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 09:18:08,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 09:18:08,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 09:18:08,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 09:18:08,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 09:18:08,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 09:18:08,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 09:18:08,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 09:18:08,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 09:18:08,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 09:18:08,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 09:18:08,291 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 09:18:08,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 09:18:08,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 09:18:08,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 09:18:08,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 09:18:08,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 09:18:08,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 09:18:08,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 09:18:08,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 09:18:08,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 09:18:08,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 09:18:08,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 09:18:08,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 09:18:08,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 09:18:08,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 09:18:08,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 09:18:08,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 09:18:08,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 09:18:08,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 09:18:08,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 09:18:08,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 09:18:08,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 09:18:08,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 09:18:08,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 09:18:08,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 09:18:08,578 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 09:18:08,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 09:18:08,602 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 09:18:08,604 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 09:18:08,604 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 09:18:08,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2019-10-07 09:18:08,676 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa0678052/0bbd0910d2e44eb68fa00ead61afb305/FLAG01eae30b9 [2019-10-07 09:18:09,400 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 09:18:09,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2019-10-07 09:18:09,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa0678052/0bbd0910d2e44eb68fa00ead61afb305/FLAG01eae30b9 [2019-10-07 09:18:09,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa0678052/0bbd0910d2e44eb68fa00ead61afb305 [2019-10-07 09:18:09,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 09:18:09,499 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 09:18:09,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 09:18:09,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 09:18:09,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 09:18:09,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 09:18:09" (1/1) ... [2019-10-07 09:18:09,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf1c4e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:09, skipping insertion in model container [2019-10-07 09:18:09,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 09:18:09" (1/1) ... [2019-10-07 09:18:09,516 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 09:18:09,600 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 09:18:10,216 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2019-10-07 09:18:10,217 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2019-10-07 09:18:10,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 09:18:10,903 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 09:18:11,008 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2019-10-07 09:18:11,009 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2019-10-07 09:18:11,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 09:18:11,244 INFO L192 MainTranslator]: Completed translation [2019-10-07 09:18:11,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11 WrapperNode [2019-10-07 09:18:11,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 09:18:11,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 09:18:11,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 09:18:11,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 09:18:11,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11" (1/1) ... [2019-10-07 09:18:11,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11" (1/1) ... [2019-10-07 09:18:11,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11" (1/1) ... [2019-10-07 09:18:11,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11" (1/1) ... [2019-10-07 09:18:11,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11" (1/1) ... [2019-10-07 09:18:11,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11" (1/1) ... [2019-10-07 09:18:11,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11" (1/1) ... [2019-10-07 09:18:11,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 09:18:11,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 09:18:11,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 09:18:11,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 09:18:11,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11" (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 [2019-10-07 09:18:11,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 09:18:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 09:18:11,626 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 09:18:11,626 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 09:18:11,626 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 09:18:11,626 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 09:18:11,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 09:18:11,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-10-07 09:18:11,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 09:18:11,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 09:18:11,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 09:18:11,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 09:18:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 09:18:11,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 09:18:11,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 09:18:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 09:18:11,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 09:18:11,634 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-10-07 09:18:11,634 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2019-10-07 09:18:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-10-07 09:18:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-07 09:18:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-07 09:18:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init_units [2019-10-07 09:18:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2019-10-07 09:18:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2019-10-07 09:18:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2019-10-07 09:18:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2019-10-07 09:18:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2019-10-07 09:18:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2019-10-07 09:18:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2019-10-07 09:18:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2019-10-07 09:18:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2019-10-07 09:18:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2019-10-07 09:18:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2019-10-07 09:18:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2019-10-07 09:18:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_detect [2019-10-07 09:18:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_open [2019-10-07 09:18:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_release [2019-10-07 09:18:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2019-10-07 09:18:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_read [2019-10-07 09:18:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init [2019-10-07 09:18:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_exit [2019-10-07 09:18:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2019-10-07 09:18:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 09:18:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 09:18:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-07 09:18:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2019-10-07 09:18:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2019-10-07 09:18:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 09:18:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-07 09:18:11,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-07 09:18:11,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-07 09:18:11,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-07 09:18:11,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-07 09:18:11,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-10-07 09:18:11,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-07 09:18:11,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-07 09:18:11,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-07 09:18:11,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2019-10-07 09:18:11,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2019-10-07 09:18:11,645 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-07 09:18:11,645 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-07 09:18:11,645 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-10-07 09:18:11,646 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-10-07 09:18:11,646 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-10-07 09:18:11,646 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-07 09:18:11,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 09:18:11,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 09:18:11,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-07 09:18:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-07 09:18:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-07 09:18:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 09:18:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-07 09:18:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2019-10-07 09:18:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2019-10-07 09:18:11,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2019-10-07 09:18:11,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2019-10-07 09:18:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2019-10-07 09:18:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2019-10-07 09:18:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2019-10-07 09:18:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2019-10-07 09:18:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 09:18:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-10-07 09:18:11,653 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 09:18:11,653 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 09:18:11,653 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 09:18:11,653 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 09:18:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 09:18:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 09:18:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 09:18:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 09:18:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 09:18:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 09:18:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-07 09:18:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 09:18:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 09:18:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-07 09:18:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 09:18:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 09:18:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-07 09:18:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 09:18:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 09:18:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 09:18:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 09:18:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-07 09:18:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-07 09:18:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-10-07 09:18:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 09:18:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 09:18:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 09:18:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 09:18:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 09:18:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-10-07 09:18:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2019-10-07 09:18:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 09:18:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 09:18:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 09:18:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 09:18:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 09:18:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 09:18:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 09:18:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 09:18:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 09:18:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 09:18:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 09:18:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 09:18:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2019-10-07 09:18:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-10-07 09:18:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 09:18:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2019-10-07 09:18:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2019-10-07 09:18:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2019-10-07 09:18:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2019-10-07 09:18:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-10-07 09:18:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2019-10-07 09:18:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-07 09:18:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-07 09:18:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-10-07 09:18:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-10-07 09:18:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-10-07 09:18:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-10-07 09:18:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-10-07 09:18:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-07 09:18:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-07 09:18:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-07 09:18:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-07 09:18:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-07 09:18:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-07 09:18:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2019-10-07 09:18:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2019-10-07 09:18:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2019-10-07 09:18:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2019-10-07 09:18:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2019-10-07 09:18:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2019-10-07 09:18:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2019-10-07 09:18:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2019-10-07 09:18:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure pg_open [2019-10-07 09:18:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure pg_release [2019-10-07 09:18:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure pg_read [2019-10-07 09:18:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2019-10-07 09:18:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure pg_detect [2019-10-07 09:18:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2019-10-07 09:18:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init_units [2019-10-07 09:18:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 09:18:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 09:18:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 09:18:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2019-10-07 09:18:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2019-10-07 09:18:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2019-10-07 09:18:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2019-10-07 09:18:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2019-10-07 09:18:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2019-10-07 09:18:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2019-10-07 09:18:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2019-10-07 09:18:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2019-10-07 09:18:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 09:18:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2019-10-07 09:18:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2019-10-07 09:18:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 09:18:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init [2019-10-07 09:18:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure pg_exit [2019-10-07 09:18:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 09:18:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 09:18:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 09:18:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-07 09:18:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-07 09:18:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-07 09:18:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-07 09:18:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-07 09:18:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-07 09:18:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 09:18:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 09:18:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 09:18:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 09:18:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 09:18:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 09:18:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 09:18:12,903 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 09:18:16,073 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 09:18:16,074 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 09:18:16,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 09:18:16 BoogieIcfgContainer [2019-10-07 09:18:16,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 09:18:16,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 09:18:16,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 09:18:16,080 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 09:18:16,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 09:18:09" (1/3) ... [2019-10-07 09:18:16,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505f3c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 09:18:16, skipping insertion in model container [2019-10-07 09:18:16,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 09:18:11" (2/3) ... [2019-10-07 09:18:16,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505f3c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 09:18:16, skipping insertion in model container [2019-10-07 09:18:16,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 09:18:16" (3/3) ... [2019-10-07 09:18:16,084 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2019-10-07 09:18:16,095 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 09:18:16,107 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 09:18:16,120 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 09:18:16,162 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 09:18:16,163 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 09:18:16,163 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 09:18:16,163 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 09:18:16,163 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 09:18:16,163 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 09:18:16,163 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 09:18:16,164 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 09:18:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states. [2019-10-07 09:18:16,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-07 09:18:16,244 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 09:18:16,245 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 09:18:16,248 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 09:18:16,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 09:18:16,257 INFO L82 PathProgramCache]: Analyzing trace with hash 247185243, now seen corresponding path program 1 times [2019-10-07 09:18:16,268 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 09:18:16,269 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:16,269 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:16,270 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:16,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 09:18:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:17,013 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-07 09:18:17,014 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:17,014 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 09:18:17,014 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 09:18:17,020 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 09:18:17,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 09:18:17,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 09:18:17,037 INFO L87 Difference]: Start difference. First operand 524 states. Second operand 3 states. [2019-10-07 09:18:17,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 09:18:17,346 INFO L93 Difference]: Finished difference Result 1260 states and 1640 transitions. [2019-10-07 09:18:17,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 09:18:17,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2019-10-07 09:18:17,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 09:18:17,384 INFO L225 Difference]: With dead ends: 1260 [2019-10-07 09:18:17,385 INFO L226 Difference]: Without dead ends: 710 [2019-10-07 09:18:17,396 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 09:18:17,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2019-10-07 09:18:17,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 700. [2019-10-07 09:18:17,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2019-10-07 09:18:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 911 transitions. [2019-10-07 09:18:17,563 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 911 transitions. Word has length 113 [2019-10-07 09:18:17,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 09:18:17,568 INFO L462 AbstractCegarLoop]: Abstraction has 700 states and 911 transitions. [2019-10-07 09:18:17,569 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 09:18:17,569 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 911 transitions. [2019-10-07 09:18:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-10-07 09:18:17,592 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 09:18:17,592 INFO L385 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 09:18:17,593 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 09:18:17,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 09:18:17,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1270619481, now seen corresponding path program 1 times [2019-10-07 09:18:17,596 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 09:18:17,596 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:17,596 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:17,596 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:17,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 09:18:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:17,891 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-10-07 09:18:17,892 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:17,892 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 09:18:17,892 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 09:18:17,897 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 09:18:17,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 09:18:17,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 09:18:17,898 INFO L87 Difference]: Start difference. First operand 700 states and 911 transitions. Second operand 3 states. [2019-10-07 09:18:17,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 09:18:17,955 INFO L93 Difference]: Finished difference Result 1381 states and 1809 transitions. [2019-10-07 09:18:17,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 09:18:17,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2019-10-07 09:18:17,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 09:18:17,961 INFO L225 Difference]: With dead ends: 1381 [2019-10-07 09:18:17,961 INFO L226 Difference]: Without dead ends: 706 [2019-10-07 09:18:17,964 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 09:18:17,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2019-10-07 09:18:17,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 702. [2019-10-07 09:18:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 702 states. [2019-10-07 09:18:18,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 913 transitions. [2019-10-07 09:18:18,001 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 913 transitions. Word has length 169 [2019-10-07 09:18:18,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 09:18:18,002 INFO L462 AbstractCegarLoop]: Abstraction has 702 states and 913 transitions. [2019-10-07 09:18:18,002 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 09:18:18,002 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 913 transitions. [2019-10-07 09:18:18,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-10-07 09:18:18,011 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 09:18:18,011 INFO L385 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 09:18:18,012 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 09:18:18,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 09:18:18,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1933714318, now seen corresponding path program 1 times [2019-10-07 09:18:18,012 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 09:18:18,013 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:18,013 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:18,013 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:18,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 09:18:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-07 09:18:18,326 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:18,327 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 09:18:18,327 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 09:18:18,328 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 09:18:18,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 09:18:18,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 09:18:18,328 INFO L87 Difference]: Start difference. First operand 702 states and 913 transitions. Second operand 3 states. [2019-10-07 09:18:18,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 09:18:18,367 INFO L93 Difference]: Finished difference Result 1401 states and 1839 transitions. [2019-10-07 09:18:18,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 09:18:18,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2019-10-07 09:18:18,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 09:18:18,373 INFO L225 Difference]: With dead ends: 1401 [2019-10-07 09:18:18,373 INFO L226 Difference]: Without dead ends: 724 [2019-10-07 09:18:18,376 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 09:18:18,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2019-10-07 09:18:18,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 704. [2019-10-07 09:18:18,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 704 states. [2019-10-07 09:18:18,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 704 states and 915 transitions. [2019-10-07 09:18:18,405 INFO L78 Accepts]: Start accepts. Automaton has 704 states and 915 transitions. Word has length 174 [2019-10-07 09:18:18,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 09:18:18,406 INFO L462 AbstractCegarLoop]: Abstraction has 704 states and 915 transitions. [2019-10-07 09:18:18,407 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 09:18:18,407 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 915 transitions. [2019-10-07 09:18:18,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-07 09:18:18,414 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 09:18:18,414 INFO L385 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 09:18:18,414 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 09:18:18,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 09:18:18,415 INFO L82 PathProgramCache]: Analyzing trace with hash -637115385, now seen corresponding path program 1 times [2019-10-07 09:18:18,415 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 09:18:18,415 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:18,415 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:18,415 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:18,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 09:18:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:18,598 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-07 09:18:18,598 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:18,598 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 09:18:18,598 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 09:18:18,599 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 09:18:18,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 09:18:18,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 09:18:18,600 INFO L87 Difference]: Start difference. First operand 704 states and 915 transitions. Second operand 6 states. [2019-10-07 09:18:18,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 09:18:18,686 INFO L93 Difference]: Finished difference Result 1417 states and 1855 transitions. [2019-10-07 09:18:18,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 09:18:18,687 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 178 [2019-10-07 09:18:18,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 09:18:18,692 INFO L225 Difference]: With dead ends: 1417 [2019-10-07 09:18:18,692 INFO L226 Difference]: Without dead ends: 738 [2019-10-07 09:18:18,695 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-07 09:18:18,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2019-10-07 09:18:18,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 738. [2019-10-07 09:18:18,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 738 states. [2019-10-07 09:18:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 738 states and 963 transitions. [2019-10-07 09:18:18,725 INFO L78 Accepts]: Start accepts. Automaton has 738 states and 963 transitions. Word has length 178 [2019-10-07 09:18:18,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 09:18:18,726 INFO L462 AbstractCegarLoop]: Abstraction has 738 states and 963 transitions. [2019-10-07 09:18:18,726 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 09:18:18,726 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 963 transitions. [2019-10-07 09:18:18,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-10-07 09:18:18,731 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 09:18:18,732 INFO L385 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 09:18:18,732 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 09:18:18,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 09:18:18,732 INFO L82 PathProgramCache]: Analyzing trace with hash -1572933706, now seen corresponding path program 1 times [2019-10-07 09:18:18,733 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 09:18:18,733 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:18,733 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:18,733 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:18,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 09:18:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-07 09:18:18,956 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:18,956 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 09:18:18,957 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 09:18:18,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 09:18:18,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 09:18:18,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 09:18:18,958 INFO L87 Difference]: Start difference. First operand 738 states and 963 transitions. Second operand 5 states. [2019-10-07 09:18:19,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 09:18:19,012 INFO L93 Difference]: Finished difference Result 1467 states and 1927 transitions. [2019-10-07 09:18:19,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 09:18:19,013 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 188 [2019-10-07 09:18:19,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 09:18:19,018 INFO L225 Difference]: With dead ends: 1467 [2019-10-07 09:18:19,018 INFO L226 Difference]: Without dead ends: 754 [2019-10-07 09:18:19,021 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 09:18:19,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2019-10-07 09:18:19,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 746. [2019-10-07 09:18:19,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 746 states. [2019-10-07 09:18:19,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 975 transitions. [2019-10-07 09:18:19,051 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 975 transitions. Word has length 188 [2019-10-07 09:18:19,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 09:18:19,052 INFO L462 AbstractCegarLoop]: Abstraction has 746 states and 975 transitions. [2019-10-07 09:18:19,052 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 09:18:19,052 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 975 transitions. [2019-10-07 09:18:19,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-10-07 09:18:19,057 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 09:18:19,058 INFO L385 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 09:18:19,058 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 09:18:19,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 09:18:19,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1738252604, now seen corresponding path program 1 times [2019-10-07 09:18:19,059 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 09:18:19,059 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:19,059 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:19,059 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:19,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 09:18:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:19,287 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-07 09:18:19,288 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:19,288 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 09:18:19,288 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 09:18:19,289 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 09:18:19,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 09:18:19,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 09:18:19,290 INFO L87 Difference]: Start difference. First operand 746 states and 975 transitions. Second operand 5 states. [2019-10-07 09:18:19,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 09:18:19,376 INFO L93 Difference]: Finished difference Result 1527 states and 2019 transitions. [2019-10-07 09:18:19,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 09:18:19,377 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 192 [2019-10-07 09:18:19,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 09:18:19,384 INFO L225 Difference]: With dead ends: 1527 [2019-10-07 09:18:19,384 INFO L226 Difference]: Without dead ends: 806 [2019-10-07 09:18:19,389 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-07 09:18:19,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2019-10-07 09:18:19,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 754. [2019-10-07 09:18:19,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 754 states. [2019-10-07 09:18:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 983 transitions. [2019-10-07 09:18:19,429 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 983 transitions. Word has length 192 [2019-10-07 09:18:19,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 09:18:19,430 INFO L462 AbstractCegarLoop]: Abstraction has 754 states and 983 transitions. [2019-10-07 09:18:19,430 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 09:18:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 983 transitions. [2019-10-07 09:18:19,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-10-07 09:18:19,439 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 09:18:19,439 INFO L385 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 09:18:19,440 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 09:18:19,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 09:18:19,440 INFO L82 PathProgramCache]: Analyzing trace with hash 2120382105, now seen corresponding path program 1 times [2019-10-07 09:18:19,441 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 09:18:19,441 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:19,441 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:19,441 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:19,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 09:18:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:19,822 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2019-10-07 09:18:19,823 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:19,823 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 09:18:19,823 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 09:18:19,824 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 09:18:19,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 09:18:19,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 09:18:19,825 INFO L87 Difference]: Start difference. First operand 754 states and 983 transitions. Second operand 4 states. [2019-10-07 09:18:19,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 09:18:19,923 INFO L93 Difference]: Finished difference Result 1517 states and 2024 transitions. [2019-10-07 09:18:19,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 09:18:19,923 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 277 [2019-10-07 09:18:19,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 09:18:19,938 INFO L225 Difference]: With dead ends: 1517 [2019-10-07 09:18:19,938 INFO L226 Difference]: Without dead ends: 788 [2019-10-07 09:18:19,944 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 09:18:19,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2019-10-07 09:18:19,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 758. [2019-10-07 09:18:19,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2019-10-07 09:18:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 987 transitions. [2019-10-07 09:18:19,979 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 987 transitions. Word has length 277 [2019-10-07 09:18:19,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 09:18:19,981 INFO L462 AbstractCegarLoop]: Abstraction has 758 states and 987 transitions. [2019-10-07 09:18:19,981 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 09:18:19,981 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 987 transitions. [2019-10-07 09:18:19,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-10-07 09:18:19,989 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 09:18:19,989 INFO L385 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 09:18:19,989 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 09:18:19,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 09:18:19,990 INFO L82 PathProgramCache]: Analyzing trace with hash -443066547, now seen corresponding path program 1 times [2019-10-07 09:18:19,990 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 09:18:19,990 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:19,991 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:19,991 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:19,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 09:18:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:20,377 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-10-07 09:18:20,377 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:20,378 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 09:18:20,378 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 09:18:20,382 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 09:18:20,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 09:18:20,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 09:18:20,383 INFO L87 Difference]: Start difference. First operand 758 states and 987 transitions. Second operand 3 states. [2019-10-07 09:18:20,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 09:18:20,462 INFO L93 Difference]: Finished difference Result 1499 states and 1990 transitions. [2019-10-07 09:18:20,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 09:18:20,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 286 [2019-10-07 09:18:20,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 09:18:20,474 INFO L225 Difference]: With dead ends: 1499 [2019-10-07 09:18:20,474 INFO L226 Difference]: Without dead ends: 766 [2019-10-07 09:18:20,479 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 09:18:20,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2019-10-07 09:18:20,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 762. [2019-10-07 09:18:20,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 762 states. [2019-10-07 09:18:20,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 991 transitions. [2019-10-07 09:18:20,516 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 991 transitions. Word has length 286 [2019-10-07 09:18:20,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 09:18:20,517 INFO L462 AbstractCegarLoop]: Abstraction has 762 states and 991 transitions. [2019-10-07 09:18:20,517 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 09:18:20,517 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 991 transitions. [2019-10-07 09:18:20,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-10-07 09:18:20,528 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 09:18:20,528 INFO L385 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 09:18:20,529 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 09:18:20,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 09:18:20,531 INFO L82 PathProgramCache]: Analyzing trace with hash 2144076605, now seen corresponding path program 1 times [2019-10-07 09:18:20,531 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 09:18:20,532 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:20,532 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:20,532 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 09:18:20,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 09:18:20,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:20,827 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2019-10-07 09:18:20,827 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 09:18:20,827 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 09:18:20,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 09:18:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 09:18:21,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 2979 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-07 09:18:21,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 09:18:22,061 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-07 09:18:22,062 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 09:18:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-07 09:18:22,626 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 09:18:22,626 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 6 [2019-10-07 09:18:22,627 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 09:18:22,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 09:18:22,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 09:18:22,628 INFO L87 Difference]: Start difference. First operand 762 states and 991 transitions. Second operand 3 states. [2019-10-07 09:18:22,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 09:18:22,657 INFO L93 Difference]: Finished difference Result 762 states and 991 transitions. [2019-10-07 09:18:22,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 09:18:22,658 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2019-10-07 09:18:22,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 09:18:22,659 INFO L225 Difference]: With dead ends: 762 [2019-10-07 09:18:22,659 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 09:18:22,662 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 590 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 09:18:22,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 09:18:22,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 09:18:22,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 09:18:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 09:18:22,663 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 295 [2019-10-07 09:18:22,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 09:18:22,663 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 09:18:22,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 09:18:22,664 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 09:18:22,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 09:18:22,882 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 09:18:22,888 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 09:18:24,398 INFO L443 ceAbstractionStarter]: For program point L3360(lines 3360 3369) no Hoare annotation was computed. [2019-10-07 09:18:24,398 INFO L443 ceAbstractionStarter]: For program point L3361-1(line 3361) no Hoare annotation was computed. [2019-10-07 09:18:24,399 INFO L446 ceAbstractionStarter]: At program point L3361(line 3361) the Hoare annotation is: true [2019-10-07 09:18:24,399 INFO L446 ceAbstractionStarter]: At program point L3358(line 3358) the Hoare annotation is: true [2019-10-07 09:18:24,399 INFO L443 ceAbstractionStarter]: For program point L3359(line 3359) no Hoare annotation was computed. [2019-10-07 09:18:24,399 INFO L446 ceAbstractionStarter]: At program point L3358-1(line 3358) the Hoare annotation is: true [2019-10-07 09:18:24,399 INFO L446 ceAbstractionStarter]: At program point copy_from_userENTRY(lines 3349 3372) the Hoare annotation is: true [2019-10-07 09:18:24,401 INFO L443 ceAbstractionStarter]: For program point L3367-1(lines 3360 3369) no Hoare annotation was computed. [2019-10-07 09:18:24,401 INFO L446 ceAbstractionStarter]: At program point L3367(line 3367) the Hoare annotation is: true [2019-10-07 09:18:24,401 INFO L443 ceAbstractionStarter]: For program point L3364(lines 3364 3368) no Hoare annotation was computed. [2019-10-07 09:18:24,401 INFO L443 ceAbstractionStarter]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2019-10-07 09:18:24,401 INFO L446 ceAbstractionStarter]: At program point L3365(line 3365) the Hoare annotation is: true [2019-10-07 09:18:24,402 INFO L443 ceAbstractionStarter]: For program point L3363-1(line 3363) no Hoare annotation was computed. [2019-10-07 09:18:24,402 INFO L446 ceAbstractionStarter]: At program point L3363(line 3363) the Hoare annotation is: true [2019-10-07 09:18:24,402 INFO L443 ceAbstractionStarter]: For program point copy_from_userEXIT(lines 3349 3372) no Hoare annotation was computed. [2019-10-07 09:18:24,402 INFO L443 ceAbstractionStarter]: For program point L4187(lines 4187 4190) no Hoare annotation was computed. [2019-10-07 09:18:24,402 INFO L443 ceAbstractionStarter]: For program point L4187-2(lines 4187 4190) no Hoare annotation was computed. [2019-10-07 09:18:24,402 INFO L439 ceAbstractionStarter]: At program point L4181-1(line 4181) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,403 INFO L439 ceAbstractionStarter]: At program point L4181(line 4181) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,403 INFO L443 ceAbstractionStarter]: For program point pg_exitEXIT(lines 4161 4199) no Hoare annotation was computed. [2019-10-07 09:18:24,403 INFO L443 ceAbstractionStarter]: For program point L4171-1(lines 4171 4174) no Hoare annotation was computed. [2019-10-07 09:18:24,403 INFO L439 ceAbstractionStarter]: At program point pg_exitENTRY(lines 4161 4199) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,403 INFO L443 ceAbstractionStarter]: For program point L4171(lines 4171 4174) no Hoare annotation was computed. [2019-10-07 09:18:24,404 INFO L439 ceAbstractionStarter]: At program point L4192(lines 4166 4198) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2019-10-07 09:18:24,404 INFO L439 ceAbstractionStarter]: At program point L4188(line 4188) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2019-10-07 09:18:24,404 INFO L443 ceAbstractionStarter]: For program point L4188-1(line 4188) no Hoare annotation was computed. [2019-10-07 09:18:24,404 INFO L443 ceAbstractionStarter]: For program point L4182(line 4182) no Hoare annotation was computed. [2019-10-07 09:18:24,404 INFO L439 ceAbstractionStarter]: At program point L4176(lines 4166 4198) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,404 INFO L439 ceAbstractionStarter]: At program point L4172(line 4172) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,404 INFO L446 ceAbstractionStarter]: At program point pi_releaseENTRY(lines 4542 4544) the Hoare annotation is: true [2019-10-07 09:18:24,404 INFO L443 ceAbstractionStarter]: For program point pi_releaseEXIT(lines 4542 4544) no Hoare annotation was computed. [2019-10-07 09:18:24,405 INFO L446 ceAbstractionStarter]: At program point pg_releaseENTRY(lines 3937 3947) the Hoare annotation is: true [2019-10-07 09:18:24,405 INFO L443 ceAbstractionStarter]: For program point pg_releaseEXIT(lines 3937 3947) no Hoare annotation was computed. [2019-10-07 09:18:24,405 INFO L446 ceAbstractionStarter]: At program point L3944(line 3944) the Hoare annotation is: true [2019-10-07 09:18:24,406 INFO L446 ceAbstractionStarter]: At program point L3942(line 3942) the Hoare annotation is: true [2019-10-07 09:18:24,406 INFO L443 ceAbstractionStarter]: For program point L3944-1(line 3944) no Hoare annotation was computed. [2019-10-07 09:18:24,406 INFO L443 ceAbstractionStarter]: For program point L3942-1(line 3942) no Hoare annotation was computed. [2019-10-07 09:18:24,406 INFO L446 ceAbstractionStarter]: At program point L3322(line 3322) the Hoare annotation is: true [2019-10-07 09:18:24,406 INFO L446 ceAbstractionStarter]: At program point register_chrdevENTRY(lines 3317 3325) the Hoare annotation is: true [2019-10-07 09:18:24,406 INFO L443 ceAbstractionStarter]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2019-10-07 09:18:24,406 INFO L443 ceAbstractionStarter]: For program point register_chrdevEXIT(lines 3317 3325) no Hoare annotation was computed. [2019-10-07 09:18:24,407 INFO L443 ceAbstractionStarter]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2019-10-07 09:18:24,407 INFO L446 ceAbstractionStarter]: At program point L3473(line 3473) the Hoare annotation is: true [2019-10-07 09:18:24,407 INFO L446 ceAbstractionStarter]: At program point write_regENTRY(lines 3470 3476) the Hoare annotation is: true [2019-10-07 09:18:24,407 INFO L443 ceAbstractionStarter]: For program point write_regEXIT(lines 3470 3476) no Hoare annotation was computed. [2019-10-07 09:18:24,407 INFO L446 ceAbstractionStarter]: At program point pg_detectENTRY(lines 3826 3890) the Hoare annotation is: true [2019-10-07 09:18:24,407 INFO L443 ceAbstractionStarter]: For program point L3843(lines 3843 3852) no Hoare annotation was computed. [2019-10-07 09:18:24,407 INFO L443 ceAbstractionStarter]: For program point L3864(lines 3864 3873) no Hoare annotation was computed. [2019-10-07 09:18:24,407 INFO L439 ceAbstractionStarter]: At program point L3844(line 3844) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_detect_~k~3 0)) [2019-10-07 09:18:24,408 INFO L446 ceAbstractionStarter]: At program point L3877(lines 3853 3882) the Hoare annotation is: true [2019-10-07 09:18:24,408 INFO L443 ceAbstractionStarter]: For program point L3844-1(line 3844) no Hoare annotation was computed. [2019-10-07 09:18:24,408 INFO L443 ceAbstractionStarter]: For program point L3840(lines 3840 3882) no Hoare annotation was computed. [2019-10-07 09:18:24,408 INFO L443 ceAbstractionStarter]: For program point L3840-1(lines 3836 3889) no Hoare annotation was computed. [2019-10-07 09:18:24,408 INFO L443 ceAbstractionStarter]: For program point L3865-1(line 3865) no Hoare annotation was computed. [2019-10-07 09:18:24,408 INFO L446 ceAbstractionStarter]: At program point L3865(line 3865) the Hoare annotation is: true [2019-10-07 09:18:24,408 INFO L443 ceAbstractionStarter]: For program point L3849-1(line 3849) no Hoare annotation was computed. [2019-10-07 09:18:24,408 INFO L439 ceAbstractionStarter]: At program point L3849(line 3849) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_detect_~k~3 0)) [2019-10-07 09:18:24,409 INFO L443 ceAbstractionStarter]: For program point L3845(lines 3845 3850) no Hoare annotation was computed. [2019-10-07 09:18:24,409 INFO L446 ceAbstractionStarter]: At program point L3874(lines 3853 3882) the Hoare annotation is: true [2019-10-07 09:18:24,409 INFO L443 ceAbstractionStarter]: For program point L3841-1(lines 3841 3842) no Hoare annotation was computed. [2019-10-07 09:18:24,409 INFO L439 ceAbstractionStarter]: At program point L3841(lines 3841 3842) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_detect_~k~3 0)) [2019-10-07 09:18:24,409 INFO L443 ceAbstractionStarter]: For program point pg_detectEXIT(lines 3826 3890) no Hoare annotation was computed. [2019-10-07 09:18:24,409 INFO L446 ceAbstractionStarter]: At program point L3870(line 3870) the Hoare annotation is: true [2019-10-07 09:18:24,409 INFO L443 ceAbstractionStarter]: For program point L3870-1(line 3870) no Hoare annotation was computed. [2019-10-07 09:18:24,409 INFO L443 ceAbstractionStarter]: For program point L3866(lines 3866 3871) no Hoare annotation was computed. [2019-10-07 09:18:24,410 INFO L446 ceAbstractionStarter]: At program point L3862(lines 3862 3863) the Hoare annotation is: true [2019-10-07 09:18:24,410 INFO L443 ceAbstractionStarter]: For program point L3862-1(lines 3862 3863) no Hoare annotation was computed. [2019-10-07 09:18:24,410 INFO L443 ceAbstractionStarter]: For program point L3858(lines 3858 3861) no Hoare annotation was computed. [2019-10-07 09:18:24,410 INFO L443 ceAbstractionStarter]: For program point __register_chrdevEXIT(lines 4474 4476) no Hoare annotation was computed. [2019-10-07 09:18:24,410 INFO L446 ceAbstractionStarter]: At program point __register_chrdevENTRY(lines 4474 4476) the Hoare annotation is: true [2019-10-07 09:18:24,410 INFO L446 ceAbstractionStarter]: At program point pi_disconnectENTRY(lines 4528 4530) the Hoare annotation is: true [2019-10-07 09:18:24,410 INFO L443 ceAbstractionStarter]: For program point pi_disconnectEXIT(lines 4528 4530) no Hoare annotation was computed. [2019-10-07 09:18:24,410 INFO L443 ceAbstractionStarter]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2019-10-07 09:18:24,410 INFO L443 ceAbstractionStarter]: For program point status_regEXIT(lines 3454 3461) no Hoare annotation was computed. [2019-10-07 09:18:24,411 INFO L446 ceAbstractionStarter]: At program point status_regENTRY(lines 3454 3461) the Hoare annotation is: true [2019-10-07 09:18:24,411 INFO L446 ceAbstractionStarter]: At program point L3458(line 3458) the Hoare annotation is: true [2019-10-07 09:18:24,411 INFO L446 ceAbstractionStarter]: At program point L3180(line 3180) the Hoare annotation is: true [2019-10-07 09:18:24,411 INFO L446 ceAbstractionStarter]: At program point __kmallocENTRY(lines 3178 3181) the Hoare annotation is: true [2019-10-07 09:18:24,411 INFO L443 ceAbstractionStarter]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2019-10-07 09:18:24,411 INFO L443 ceAbstractionStarter]: For program point __kmallocEXIT(lines 3178 3181) no Hoare annotation was computed. [2019-10-07 09:18:24,411 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intENTRY(lines 3236 3243) no Hoare annotation was computed. [2019-10-07 09:18:24,411 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intEXIT(lines 3236 3243) no Hoare annotation was computed. [2019-10-07 09:18:24,412 INFO L443 ceAbstractionStarter]: For program point L4321(line 4321) no Hoare annotation was computed. [2019-10-07 09:18:24,412 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 4216 4360) no Hoare annotation was computed. [2019-10-07 09:18:24,413 INFO L446 ceAbstractionStarter]: At program point L4338(lines 4237 4359) the Hoare annotation is: true [2019-10-07 09:18:24,413 INFO L443 ceAbstractionStarter]: For program point L4272-1(line 4272) no Hoare annotation was computed. [2019-10-07 09:18:24,413 INFO L446 ceAbstractionStarter]: At program point L4272(line 4272) the Hoare annotation is: true [2019-10-07 09:18:24,413 INFO L443 ceAbstractionStarter]: For program point L4330(lines 4330 4342) no Hoare annotation was computed. [2019-10-07 09:18:24,413 INFO L443 ceAbstractionStarter]: For program point L4264(lines 4264 4312) no Hoare annotation was computed. [2019-10-07 09:18:24,414 INFO L443 ceAbstractionStarter]: For program point L4322(lines 4322 4327) no Hoare annotation was computed. [2019-10-07 09:18:24,414 INFO L446 ceAbstractionStarter]: At program point L4331(line 4331) the Hoare annotation is: true [2019-10-07 09:18:24,414 INFO L443 ceAbstractionStarter]: For program point L4331-1(line 4331) no Hoare annotation was computed. [2019-10-07 09:18:24,414 INFO L443 ceAbstractionStarter]: For program point L4265(line 4265) no Hoare annotation was computed. [2019-10-07 09:18:24,414 INFO L446 ceAbstractionStarter]: At program point L4323(line 4323) the Hoare annotation is: true [2019-10-07 09:18:24,414 INFO L443 ceAbstractionStarter]: For program point L4323-1(line 4323) no Hoare annotation was computed. [2019-10-07 09:18:24,414 INFO L443 ceAbstractionStarter]: For program point L4299(line 4299) no Hoare annotation was computed. [2019-10-07 09:18:24,414 INFO L443 ceAbstractionStarter]: For program point L4266(lines 4266 4270) no Hoare annotation was computed. [2019-10-07 09:18:24,415 INFO L443 ceAbstractionStarter]: For program point L4332-2(lines 4330 4341) no Hoare annotation was computed. [2019-10-07 09:18:24,415 INFO L443 ceAbstractionStarter]: For program point L4266-2(lines 4264 4312) no Hoare annotation was computed. [2019-10-07 09:18:24,415 INFO L443 ceAbstractionStarter]: For program point L4357(line 4357) no Hoare annotation was computed. [2019-10-07 09:18:24,415 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 4216 4360) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,415 INFO L439 ceAbstractionStarter]: At program point L4250(line 4250) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,415 INFO L443 ceAbstractionStarter]: For program point L4250-1(line 4250) no Hoare annotation was computed. [2019-10-07 09:18:24,415 INFO L446 ceAbstractionStarter]: At program point L4267(line 4267) the Hoare annotation is: true [2019-10-07 09:18:24,415 INFO L443 ceAbstractionStarter]: For program point L4267-1(line 4267) no Hoare annotation was computed. [2019-10-07 09:18:24,416 INFO L443 ceAbstractionStarter]: For program point L4300(lines 4300 4308) no Hoare annotation was computed. [2019-10-07 09:18:24,416 INFO L443 ceAbstractionStarter]: For program point L4292(line 4292) no Hoare annotation was computed. [2019-10-07 09:18:24,416 INFO L443 ceAbstractionStarter]: For program point L4317(line 4317) no Hoare annotation was computed. [2019-10-07 09:18:24,416 INFO L446 ceAbstractionStarter]: At program point L4301(line 4301) the Hoare annotation is: true [2019-10-07 09:18:24,416 INFO L443 ceAbstractionStarter]: For program point L4301-1(line 4301) no Hoare annotation was computed. [2019-10-07 09:18:24,416 INFO L443 ceAbstractionStarter]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2019-10-07 09:18:24,416 INFO L443 ceAbstractionStarter]: For program point L4260(lines 4260 4353) no Hoare annotation was computed. [2019-10-07 09:18:24,416 INFO L443 ceAbstractionStarter]: For program point L4351(line 4351) no Hoare annotation was computed. [2019-10-07 09:18:24,417 INFO L443 ceAbstractionStarter]: For program point L4318(lines 4318 4349) no Hoare annotation was computed. [2019-10-07 09:18:24,417 INFO L443 ceAbstractionStarter]: For program point L4252-1(line 4252) no Hoare annotation was computed. [2019-10-07 09:18:24,417 INFO L443 ceAbstractionStarter]: For program point L4285(line 4285) no Hoare annotation was computed. [2019-10-07 09:18:24,417 INFO L439 ceAbstractionStarter]: At program point L4252(line 4252) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,417 INFO L443 ceAbstractionStarter]: For program point L4310(line 4310) no Hoare annotation was computed. [2019-10-07 09:18:24,417 INFO L443 ceAbstractionStarter]: For program point L4244-1(line 4244) no Hoare annotation was computed. [2019-10-07 09:18:24,417 INFO L443 ceAbstractionStarter]: For program point L4277(line 4277) no Hoare annotation was computed. [2019-10-07 09:18:24,418 INFO L439 ceAbstractionStarter]: At program point L4244(line 4244) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,418 INFO L446 ceAbstractionStarter]: At program point L4294(line 4294) the Hoare annotation is: true [2019-10-07 09:18:24,418 INFO L443 ceAbstractionStarter]: For program point L4261(line 4261) no Hoare annotation was computed. [2019-10-07 09:18:24,418 INFO L443 ceAbstractionStarter]: For program point L4294-1(line 4294) no Hoare annotation was computed. [2019-10-07 09:18:24,419 INFO L443 ceAbstractionStarter]: For program point L4286(lines 4286 4290) no Hoare annotation was computed. [2019-10-07 09:18:24,419 INFO L446 ceAbstractionStarter]: At program point L4352(line 4352) the Hoare annotation is: true [2019-10-07 09:18:24,419 INFO L446 ceAbstractionStarter]: At program point L4311(line 4311) the Hoare annotation is: true [2019-10-07 09:18:24,419 INFO L443 ceAbstractionStarter]: For program point L4278(lines 4278 4283) no Hoare annotation was computed. [2019-10-07 09:18:24,419 INFO L443 ceAbstractionStarter]: For program point L4344(line 4344) no Hoare annotation was computed. [2019-10-07 09:18:24,419 INFO L443 ceAbstractionStarter]: For program point L4262(lines 4262 4315) no Hoare annotation was computed. [2019-10-07 09:18:24,419 INFO L446 ceAbstractionStarter]: At program point L4287(line 4287) the Hoare annotation is: true [2019-10-07 09:18:24,419 INFO L439 ceAbstractionStarter]: At program point L4254(line 4254) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,419 INFO L443 ceAbstractionStarter]: For program point L4287-1(line 4287) no Hoare annotation was computed. [2019-10-07 09:18:24,419 INFO L443 ceAbstractionStarter]: For program point L4320(lines 4320 4346) no Hoare annotation was computed. [2019-10-07 09:18:24,420 INFO L443 ceAbstractionStarter]: For program point L4254-1(line 4254) no Hoare annotation was computed. [2019-10-07 09:18:24,420 INFO L446 ceAbstractionStarter]: At program point L4279(line 4279) the Hoare annotation is: true [2019-10-07 09:18:24,420 INFO L443 ceAbstractionStarter]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2019-10-07 09:18:24,420 INFO L446 ceAbstractionStarter]: At program point L4345(line 4345) the Hoare annotation is: true [2019-10-07 09:18:24,420 INFO L439 ceAbstractionStarter]: At program point L4238(line 4238) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,420 INFO L443 ceAbstractionStarter]: For program point L4238-1(line 4238) no Hoare annotation was computed. [2019-10-07 09:18:24,420 INFO L443 ceAbstractionStarter]: For program point L4329(line 4329) no Hoare annotation was computed. [2019-10-07 09:18:24,420 INFO L446 ceAbstractionStarter]: At program point L4354(lines 4237 4359) the Hoare annotation is: true [2019-10-07 09:18:24,421 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrEXIT(lines 3244 3251) no Hoare annotation was computed. [2019-10-07 09:18:24,421 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrENTRY(lines 3244 3251) no Hoare annotation was computed. [2019-10-07 09:18:24,421 INFO L443 ceAbstractionStarter]: For program point __const_udelayEXIT(lines 4464 4466) no Hoare annotation was computed. [2019-10-07 09:18:24,421 INFO L446 ceAbstractionStarter]: At program point __const_udelayENTRY(lines 4464 4466) the Hoare annotation is: true [2019-10-07 09:18:24,421 INFO L443 ceAbstractionStarter]: For program point DRIVEEXIT(lines 3477 3482) no Hoare annotation was computed. [2019-10-07 09:18:24,421 INFO L446 ceAbstractionStarter]: At program point DRIVEENTRY(lines 3477 3482) the Hoare annotation is: true [2019-10-07 09:18:24,421 INFO L443 ceAbstractionStarter]: For program point pg_writeEXIT(lines 3948 4022) no Hoare annotation was computed. [2019-10-07 09:18:24,421 INFO L446 ceAbstractionStarter]: At program point L4004(line 4004) the Hoare annotation is: true [2019-10-07 09:18:24,421 INFO L443 ceAbstractionStarter]: For program point L4004-1(line 4004) no Hoare annotation was computed. [2019-10-07 09:18:24,421 INFO L443 ceAbstractionStarter]: For program point pg_writeFINAL(lines 3948 4022) no Hoare annotation was computed. [2019-10-07 09:18:24,421 INFO L446 ceAbstractionStarter]: At program point pg_writeENTRY(lines 3948 4022) the Hoare annotation is: true [2019-10-07 09:18:24,421 INFO L443 ceAbstractionStarter]: For program point L4005(lines 4005 4012) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L446 ceAbstractionStarter]: At program point L3968(line 3968) the Hoare annotation is: true [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3968-1(line 3968) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3964(lines 3964 3967) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3960(lines 3960 3963) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3985(lines 3985 3997) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L446 ceAbstractionStarter]: At program point L4014(lines 4014 4015) the Hoare annotation is: true [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3981(lines 3981 3984) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L4014-1(lines 4014 4015) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3977-2(lines 3977 3980) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3973(lines 3973 3976) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3969(lines 3969 3972) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2019-10-07 09:18:24,422 INFO L446 ceAbstractionStarter]: At program point L3990(line 3990) the Hoare annotation is: true [2019-10-07 09:18:24,422 INFO L443 ceAbstractionStarter]: For program point L3990-1(line 3990) no Hoare annotation was computed. [2019-10-07 09:18:24,423 INFO L443 ceAbstractionStarter]: For program point L3986(lines 3986 3989) no Hoare annotation was computed. [2019-10-07 09:18:24,423 INFO L443 ceAbstractionStarter]: For program point _copy_to_userEXIT(lines 4485 4487) no Hoare annotation was computed. [2019-10-07 09:18:24,423 INFO L446 ceAbstractionStarter]: At program point _copy_to_userENTRY(lines 4485 4487) the Hoare annotation is: true [2019-10-07 09:18:24,423 INFO L443 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 3267 3273) no Hoare annotation was computed. [2019-10-07 09:18:24,423 INFO L446 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 3267 3273) the Hoare annotation is: true [2019-10-07 09:18:24,423 INFO L443 ceAbstractionStarter]: For program point unregister_chrdevFINAL(lines 3328 3334) no Hoare annotation was computed. [2019-10-07 09:18:24,423 INFO L443 ceAbstractionStarter]: For program point unregister_chrdevEXIT(lines 3328 3334) no Hoare annotation was computed. [2019-10-07 09:18:24,423 INFO L446 ceAbstractionStarter]: At program point unregister_chrdevENTRY(lines 3328 3334) the Hoare annotation is: true [2019-10-07 09:18:24,423 INFO L446 ceAbstractionStarter]: At program point L3331(line 3331) the Hoare annotation is: true [2019-10-07 09:18:24,423 INFO L446 ceAbstractionStarter]: At program point ldv_initializeFINAL(lines 4505 4507) the Hoare annotation is: true [2019-10-07 09:18:24,423 INFO L443 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 4505 4507) no Hoare annotation was computed. [2019-10-07 09:18:24,423 INFO L446 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2019-10-07 09:18:24,423 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2019-10-07 09:18:24,424 INFO L443 ceAbstractionStarter]: For program point external_allocEXIT(lines 4560 4562) no Hoare annotation was computed. [2019-10-07 09:18:24,424 INFO L446 ceAbstractionStarter]: At program point external_allocENTRY(lines 4560 4562) the Hoare annotation is: true [2019-10-07 09:18:24,424 INFO L446 ceAbstractionStarter]: At program point pi_read_blockENTRY(lines 4535 4537) the Hoare annotation is: true [2019-10-07 09:18:24,424 INFO L443 ceAbstractionStarter]: For program point pi_read_blockEXIT(lines 4535 4537) no Hoare annotation was computed. [2019-10-07 09:18:24,424 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_nonatomicEXIT(lines 4423 4432) no Hoare annotation was computed. [2019-10-07 09:18:24,424 INFO L443 ceAbstractionStarter]: For program point L4428-1(lines 4423 4432) no Hoare annotation was computed. [2019-10-07 09:18:24,424 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_nonatomicENTRY(lines 4423 4432) no Hoare annotation was computed. [2019-10-07 09:18:24,424 INFO L443 ceAbstractionStarter]: For program point L4428(line 4428) no Hoare annotation was computed. [2019-10-07 09:18:24,425 INFO L443 ceAbstractionStarter]: For program point read_regEXIT(lines 3462 3469) no Hoare annotation was computed. [2019-10-07 09:18:24,425 INFO L446 ceAbstractionStarter]: At program point L3466(line 3466) the Hoare annotation is: true [2019-10-07 09:18:24,425 INFO L443 ceAbstractionStarter]: For program point L3466-1(line 3466) no Hoare annotation was computed. [2019-10-07 09:18:24,425 INFO L446 ceAbstractionStarter]: At program point read_regENTRY(lines 3462 3469) the Hoare annotation is: true [2019-10-07 09:18:24,425 INFO L443 ceAbstractionStarter]: For program point ldv_kmem_cache_alloc_16EXIT(lines 4369 4376) no Hoare annotation was computed. [2019-10-07 09:18:24,425 INFO L443 ceAbstractionStarter]: For program point ldv_kmem_cache_alloc_16ENTRY(lines 4369 4376) no Hoare annotation was computed. [2019-10-07 09:18:24,425 INFO L443 ceAbstractionStarter]: For program point L4372-1(line 4372) no Hoare annotation was computed. [2019-10-07 09:18:24,425 INFO L443 ceAbstractionStarter]: For program point L4373(line 4373) no Hoare annotation was computed. [2019-10-07 09:18:24,426 INFO L443 ceAbstractionStarter]: For program point L4372(line 4372) no Hoare annotation was computed. [2019-10-07 09:18:24,426 INFO L446 ceAbstractionStarter]: At program point L4462(line 4462) the Hoare annotation is: true [2019-10-07 09:18:24,426 INFO L443 ceAbstractionStarter]: For program point __class_createEXIT(lines 4461 4463) no Hoare annotation was computed. [2019-10-07 09:18:24,426 INFO L443 ceAbstractionStarter]: For program point L4462-1(line 4462) no Hoare annotation was computed. [2019-10-07 09:18:24,426 INFO L446 ceAbstractionStarter]: At program point __class_createENTRY(lines 4461 4463) the Hoare annotation is: true [2019-10-07 09:18:24,426 INFO L443 ceAbstractionStarter]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2019-10-07 09:18:24,426 INFO L439 ceAbstractionStarter]: At program point L4393(line 4393) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,426 INFO L443 ceAbstractionStarter]: For program point L4393-1(line 4393) no Hoare annotation was computed. [2019-10-07 09:18:24,427 INFO L439 ceAbstractionStarter]: At program point ldv_unregister_chrdev_20ENTRY(lines 4390 4397) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,427 INFO L443 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 3159 3164) no Hoare annotation was computed. [2019-10-07 09:18:24,427 INFO L446 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 3159 3164) the Hoare annotation is: true [2019-10-07 09:18:24,427 INFO L443 ceAbstractionStarter]: For program point ldv_spin_unlockENTRY(lines 4440 4446) no Hoare annotation was computed. [2019-10-07 09:18:24,427 INFO L443 ceAbstractionStarter]: For program point ldv_spin_unlockEXIT(lines 4440 4446) no Hoare annotation was computed. [2019-10-07 09:18:24,427 INFO L443 ceAbstractionStarter]: For program point ldv_spin_lockEXIT(lines 4433 4439) no Hoare annotation was computed. [2019-10-07 09:18:24,427 INFO L443 ceAbstractionStarter]: For program point ldv_spin_lockENTRY(lines 4433 4439) no Hoare annotation was computed. [2019-10-07 09:18:24,428 INFO L446 ceAbstractionStarter]: At program point L3681(lines 3648 3709) the Hoare annotation is: true [2019-10-07 09:18:24,428 INFO L446 ceAbstractionStarter]: At program point L3669(lines 3648 3709) the Hoare annotation is: true [2019-10-07 09:18:24,428 INFO L446 ceAbstractionStarter]: At program point L3657(line 3657) the Hoare annotation is: true [2019-10-07 09:18:24,428 INFO L443 ceAbstractionStarter]: For program point L3707-1(line 3707) no Hoare annotation was computed. [2019-10-07 09:18:24,428 INFO L446 ceAbstractionStarter]: At program point L3707(line 3707) the Hoare annotation is: true [2019-10-07 09:18:24,428 INFO L443 ceAbstractionStarter]: For program point L3666(lines 3666 3674) no Hoare annotation was computed. [2019-10-07 09:18:24,428 INFO L446 ceAbstractionStarter]: At program point L3662(lines 3648 3709) the Hoare annotation is: true [2019-10-07 09:18:24,429 INFO L446 ceAbstractionStarter]: At program point L3695(lines 3688 3705) the Hoare annotation is: true [2019-10-07 09:18:24,429 INFO L443 ceAbstractionStarter]: For program point L3658(line 3658) no Hoare annotation was computed. [2019-10-07 09:18:24,429 INFO L446 ceAbstractionStarter]: At program point L3654(line 3654) the Hoare annotation is: true [2019-10-07 09:18:24,429 INFO L443 ceAbstractionStarter]: For program point L3654-1(line 3654) no Hoare annotation was computed. [2019-10-07 09:18:24,429 INFO L446 ceAbstractionStarter]: At program point L3683(lines 3648 3709) the Hoare annotation is: true [2019-10-07 09:18:24,429 INFO L443 ceAbstractionStarter]: For program point L3679(line 3679) no Hoare annotation was computed. [2019-10-07 09:18:24,429 INFO L446 ceAbstractionStarter]: At program point L3675(lines 3648 3709) the Hoare annotation is: true [2019-10-07 09:18:24,429 INFO L443 ceAbstractionStarter]: For program point L3667-1(line 3667) no Hoare annotation was computed. [2019-10-07 09:18:24,430 INFO L446 ceAbstractionStarter]: At program point L3667(line 3667) the Hoare annotation is: true [2019-10-07 09:18:24,430 INFO L446 ceAbstractionStarter]: At program point pg_resetENTRY(lines 3637 3710) the Hoare annotation is: true [2019-10-07 09:18:24,430 INFO L443 ceAbstractionStarter]: For program point L3688(lines 3688 3706) no Hoare annotation was computed. [2019-10-07 09:18:24,430 INFO L443 ceAbstractionStarter]: For program point L3655-1(line 3655) no Hoare annotation was computed. [2019-10-07 09:18:24,430 INFO L443 ceAbstractionStarter]: For program point L3688-2(lines 3688 3706) no Hoare annotation was computed. [2019-10-07 09:18:24,430 INFO L446 ceAbstractionStarter]: At program point L3655(line 3655) the Hoare annotation is: true [2019-10-07 09:18:24,430 INFO L443 ceAbstractionStarter]: For program point pg_resetEXIT(lines 3637 3710) no Hoare annotation was computed. [2019-10-07 09:18:24,430 INFO L443 ceAbstractionStarter]: For program point L3668(lines 3668 3672) no Hoare annotation was computed. [2019-10-07 09:18:24,431 INFO L446 ceAbstractionStarter]: At program point L3656(line 3656) the Hoare annotation is: true [2019-10-07 09:18:24,431 INFO L446 ceAbstractionStarter]: At program point L3656-1(line 3656) the Hoare annotation is: true [2019-10-07 09:18:24,431 INFO L446 ceAbstractionStarter]: At program point L4156(lines 4095 4159) the Hoare annotation is: true [2019-10-07 09:18:24,431 INFO L446 ceAbstractionStarter]: At program point L4148(lines 4095 4159) the Hoare annotation is: true [2019-10-07 09:18:24,431 INFO L443 ceAbstractionStarter]: For program point L4115(lines 4115 4118) no Hoare annotation was computed. [2019-10-07 09:18:24,431 INFO L443 ceAbstractionStarter]: For program point L4115-2(lines 4115 4118) no Hoare annotation was computed. [2019-10-07 09:18:24,431 INFO L439 ceAbstractionStarter]: At program point pg_initENTRY(lines 4084 4160) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,431 INFO L443 ceAbstractionStarter]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2019-10-07 09:18:24,432 INFO L443 ceAbstractionStarter]: For program point L4132(lines 4132 4137) no Hoare annotation was computed. [2019-10-07 09:18:24,432 INFO L446 ceAbstractionStarter]: At program point L4120(lines 4109 4126) the Hoare annotation is: true [2019-10-07 09:18:24,432 INFO L446 ceAbstractionStarter]: At program point L4116(line 4116) the Hoare annotation is: true [2019-10-07 09:18:24,432 INFO L443 ceAbstractionStarter]: For program point L4116-1(line 4116) no Hoare annotation was computed. [2019-10-07 09:18:24,432 INFO L446 ceAbstractionStarter]: At program point L4108(line 4108) the Hoare annotation is: true [2019-10-07 09:18:24,432 INFO L443 ceAbstractionStarter]: For program point L4108-1(line 4108) no Hoare annotation was computed. [2019-10-07 09:18:24,432 INFO L443 ceAbstractionStarter]: For program point L4133-1(line 4133) no Hoare annotation was computed. [2019-10-07 09:18:24,433 INFO L446 ceAbstractionStarter]: At program point L4133(line 4133) the Hoare annotation is: true [2019-10-07 09:18:24,433 INFO L443 ceAbstractionStarter]: For program point L4096(lines 4096 4100) no Hoare annotation was computed. [2019-10-07 09:18:24,433 INFO L443 ceAbstractionStarter]: For program point L4129-1(line 4129) no Hoare annotation was computed. [2019-10-07 09:18:24,433 INFO L446 ceAbstractionStarter]: At program point L4129(line 4129) the Hoare annotation is: true [2019-10-07 09:18:24,433 INFO L443 ceAbstractionStarter]: For program point L4109(lines 4109 4127) no Hoare annotation was computed. [2019-10-07 09:18:24,433 INFO L443 ceAbstractionStarter]: For program point pg_initEXIT(lines 4084 4160) no Hoare annotation was computed. [2019-10-07 09:18:24,433 INFO L439 ceAbstractionStarter]: At program point L4101-1(line 4101) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,433 INFO L439 ceAbstractionStarter]: At program point L4101(line 4101) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-07 09:18:24,434 INFO L443 ceAbstractionStarter]: For program point L4102(line 4102) no Hoare annotation was computed. [2019-10-07 09:18:24,434 INFO L446 ceAbstractionStarter]: At program point L4135(lines 4095 4159) the Hoare annotation is: true [2019-10-07 09:18:24,434 INFO L443 ceAbstractionStarter]: For program point L4131-1(line 4131) no Hoare annotation was computed. [2019-10-07 09:18:24,434 INFO L446 ceAbstractionStarter]: At program point L4131(line 4131) the Hoare annotation is: true [2019-10-07 09:18:24,434 INFO L446 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 3202 3218) the Hoare annotation is: true [2019-10-07 09:18:24,434 INFO L443 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 3202 3218) no Hoare annotation was computed. [2019-10-07 09:18:24,434 INFO L443 ceAbstractionStarter]: For program point iminorEXIT(lines 3308 3313) no Hoare annotation was computed. [2019-10-07 09:18:24,434 INFO L446 ceAbstractionStarter]: At program point iminorENTRY(lines 3308 3313) the Hoare annotation is: true [2019-10-07 09:18:24,435 INFO L443 ceAbstractionStarter]: For program point pg_readFINAL(lines 4023 4083) no Hoare annotation was computed. [2019-10-07 09:18:24,435 INFO L443 ceAbstractionStarter]: For program point L4045(lines 4045 4051) no Hoare annotation was computed. [2019-10-07 09:18:24,435 INFO L446 ceAbstractionStarter]: At program point L4045-2(lines 4045 4051) the Hoare annotation is: true [2019-10-07 09:18:24,435 INFO L443 ceAbstractionStarter]: For program point L4072(lines 4072 4080) no Hoare annotation was computed. [2019-10-07 09:18:24,435 INFO L443 ceAbstractionStarter]: For program point pg_readEXIT(lines 4023 4083) no Hoare annotation was computed. [2019-10-07 09:18:24,435 INFO L443 ceAbstractionStarter]: For program point L4072-2(lines 4072 4080) no Hoare annotation was computed. [2019-10-07 09:18:24,435 INFO L443 ceAbstractionStarter]: For program point L4039(lines 4039 4042) no Hoare annotation was computed. [2019-10-07 09:18:24,436 INFO L443 ceAbstractionStarter]: For program point L4068(lines 4068 4071) no Hoare annotation was computed. [2019-10-07 09:18:24,436 INFO L446 ceAbstractionStarter]: At program point pg_readENTRY(lines 4023 4083) the Hoare annotation is: true [2019-10-07 09:18:24,436 INFO L443 ceAbstractionStarter]: For program point L4035(lines 4035 4038) no Hoare annotation was computed. [2019-10-07 09:18:24,436 INFO L443 ceAbstractionStarter]: For program point L4052(line 4052) no Hoare annotation was computed. [2019-10-07 09:18:24,436 INFO L443 ceAbstractionStarter]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2019-10-07 09:18:24,436 INFO L446 ceAbstractionStarter]: At program point L4044(line 4044) the Hoare annotation is: true [2019-10-07 09:18:24,436 INFO L443 ceAbstractionStarter]: For program point L4044-1(line 4044) no Hoare annotation was computed. [2019-10-07 09:18:24,436 INFO L443 ceAbstractionStarter]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2019-10-07 09:18:24,437 INFO L443 ceAbstractionStarter]: For program point L4073-1(lines 4073 4074) no Hoare annotation was computed. [2019-10-07 09:18:24,437 INFO L446 ceAbstractionStarter]: At program point L4073(lines 4073 4074) the Hoare annotation is: true [2019-10-07 09:18:24,437 INFO L443 ceAbstractionStarter]: For program point L4067-1(line 4067) no Hoare annotation was computed. [2019-10-07 09:18:24,437 INFO L446 ceAbstractionStarter]: At program point L4067(line 4067) the Hoare annotation is: true [2019-10-07 09:18:24,437 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flagsEXIT(lines 4400 4409) no Hoare annotation was computed. [2019-10-07 09:18:24,437 INFO L446 ceAbstractionStarter]: At program point ldv_check_alloc_flagsENTRY(lines 4400 4409) the Hoare annotation is: true [2019-10-07 09:18:24,437 INFO L443 ceAbstractionStarter]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2019-10-07 09:18:24,437 INFO L439 ceAbstractionStarter]: At program point L4405(line 4405) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2019-10-07 09:18:24,438 INFO L443 ceAbstractionStarter]: For program point L4405-1(lines 4400 4409) no Hoare annotation was computed. [2019-10-07 09:18:24,438 INFO L443 ceAbstractionStarter]: For program point L3777-1(line 3777) no Hoare annotation was computed. [2019-10-07 09:18:24,438 INFO L446 ceAbstractionStarter]: At program point L3777(line 3777) the Hoare annotation is: true [2019-10-07 09:18:24,438 INFO L446 ceAbstractionStarter]: At program point L3772(line 3772) the Hoare annotation is: true [2019-10-07 09:18:24,438 INFO L443 ceAbstractionStarter]: For program point L3773(lines 3773 3776) no Hoare annotation was computed. [2019-10-07 09:18:24,438 INFO L443 ceAbstractionStarter]: For program point L3772-1(line 3772) no Hoare annotation was computed. [2019-10-07 09:18:24,438 INFO L443 ceAbstractionStarter]: For program point pg_identifyEXIT(lines 3749 3791) no Hoare annotation was computed. [2019-10-07 09:18:24,438 INFO L446 ceAbstractionStarter]: At program point pg_identifyENTRY(lines 3749 3791) the Hoare annotation is: true [2019-10-07 09:18:24,438 INFO L443 ceAbstractionStarter]: For program point L3784(line 3784) no Hoare annotation was computed. [2019-10-07 09:18:24,439 INFO L443 ceAbstractionStarter]: For program point L3782(lines 3782 3788) no Hoare annotation was computed. [2019-10-07 09:18:24,439 INFO L446 ceAbstractionStarter]: At program point L3783-1(line 3783) the Hoare annotation is: true [2019-10-07 09:18:24,439 INFO L446 ceAbstractionStarter]: At program point L3783(line 3783) the Hoare annotation is: true [2019-10-07 09:18:24,439 INFO L443 ceAbstractionStarter]: For program point L3782-2(lines 3782 3788) no Hoare annotation was computed. [2019-10-07 09:18:24,439 INFO L443 ceAbstractionStarter]: For program point pg_identifyFINAL(lines 3749 3791) no Hoare annotation was computed. [2019-10-07 09:18:24,439 INFO L443 ceAbstractionStarter]: For program point L3778(lines 3778 3781) no Hoare annotation was computed. [2019-10-07 09:18:24,439 INFO L443 ceAbstractionStarter]: For program point pi_write_blockEXIT(lines 4545 4547) no Hoare annotation was computed. [2019-10-07 09:18:24,439 INFO L446 ceAbstractionStarter]: At program point pi_write_blockENTRY(lines 4545 4547) the Hoare annotation is: true [2019-10-07 09:18:24,439 INFO L443 ceAbstractionStarter]: For program point kfreeEXIT(lines 4564 4566) no Hoare annotation was computed. [2019-10-07 09:18:24,440 INFO L446 ceAbstractionStarter]: At program point kfreeENTRY(lines 4564 4566) the Hoare annotation is: true [2019-10-07 09:18:24,440 INFO L446 ceAbstractionStarter]: At program point __unregister_chrdevENTRY(lines 4477 4479) the Hoare annotation is: true [2019-10-07 09:18:24,440 INFO L443 ceAbstractionStarter]: For program point __unregister_chrdevEXIT(lines 4477 4479) no Hoare annotation was computed. [2019-10-07 09:18:24,440 INFO L443 ceAbstractionStarter]: For program point pi_initEXIT(lines 4532 4534) no Hoare annotation was computed. [2019-10-07 09:18:24,440 INFO L446 ceAbstractionStarter]: At program point pi_initENTRY(lines 4532 4534) the Hoare annotation is: true [2019-10-07 09:18:24,440 INFO L446 ceAbstractionStarter]: At program point L3486(line 3486) the Hoare annotation is: true [2019-10-07 09:18:24,440 INFO L443 ceAbstractionStarter]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2019-10-07 09:18:24,440 INFO L443 ceAbstractionStarter]: For program point pg_sleepEXIT(lines 3483 3489) no Hoare annotation was computed. [2019-10-07 09:18:24,440 INFO L446 ceAbstractionStarter]: At program point pg_sleepENTRY(lines 3483 3489) the Hoare annotation is: true [2019-10-07 09:18:24,441 INFO L446 ceAbstractionStarter]: At program point might_faultFINAL(lines 4512 4514) the Hoare annotation is: true [2019-10-07 09:18:24,441 INFO L443 ceAbstractionStarter]: For program point might_faultEXIT(lines 4512 4514) no Hoare annotation was computed. [2019-10-07 09:18:24,441 INFO L446 ceAbstractionStarter]: At program point pi_read_regrENTRY(lines 4539 4541) the Hoare annotation is: true [2019-10-07 09:18:24,441 INFO L443 ceAbstractionStarter]: For program point pi_read_regrEXIT(lines 4539 4541) no Hoare annotation was computed. [2019-10-07 09:18:24,441 INFO L443 ceAbstractionStarter]: For program point printkENTRY(lines 4552 4554) no Hoare annotation was computed. [2019-10-07 09:18:24,441 INFO L443 ceAbstractionStarter]: For program point printkEXIT(lines 4552 4554) no Hoare annotation was computed. [2019-10-07 09:18:24,441 INFO L446 ceAbstractionStarter]: At program point L4209(line 4209) the Hoare annotation is: true [2019-10-07 09:18:24,441 INFO L443 ceAbstractionStarter]: For program point L4209-1(line 4209) no Hoare annotation was computed. [2019-10-07 09:18:24,441 INFO L443 ceAbstractionStarter]: For program point ldv_file_operations_1EXIT(lines 4204 4215) no Hoare annotation was computed. [2019-10-07 09:18:24,442 INFO L446 ceAbstractionStarter]: At program point L4211(line 4211) the Hoare annotation is: true [2019-10-07 09:18:24,442 INFO L443 ceAbstractionStarter]: For program point L4211-1(line 4211) no Hoare annotation was computed. [2019-10-07 09:18:24,442 INFO L446 ceAbstractionStarter]: At program point ldv_file_operations_1ENTRY(lines 4204 4215) the Hoare annotation is: true [2019-10-07 09:18:24,442 INFO L443 ceAbstractionStarter]: For program point ldv_spin_trylockENTRY(lines 4447 4459) no Hoare annotation was computed. [2019-10-07 09:18:24,442 INFO L443 ceAbstractionStarter]: For program point L4451(line 4451) no Hoare annotation was computed. [2019-10-07 09:18:24,442 INFO L443 ceAbstractionStarter]: For program point L4451-1(line 4451) no Hoare annotation was computed. [2019-10-07 09:18:24,442 INFO L443 ceAbstractionStarter]: For program point ldv_spin_trylockEXIT(lines 4447 4459) no Hoare annotation was computed. [2019-10-07 09:18:24,442 INFO L443 ceAbstractionStarter]: For program point L3805-1(line 3805) no Hoare annotation was computed. [2019-10-07 09:18:24,443 INFO L443 ceAbstractionStarter]: For program point pg_probeEXIT(lines 3792 3825) no Hoare annotation was computed. [2019-10-07 09:18:24,443 INFO L446 ceAbstractionStarter]: At program point L3805(line 3805) the Hoare annotation is: true [2019-10-07 09:18:24,443 INFO L443 ceAbstractionStarter]: For program point L3803(line 3803) no Hoare annotation was computed. [2019-10-07 09:18:24,443 INFO L443 ceAbstractionStarter]: For program point L3799(lines 3799 3822) no Hoare annotation was computed. [2019-10-07 09:18:24,443 INFO L443 ceAbstractionStarter]: For program point L3799-2(lines 3799 3822) no Hoare annotation was computed. [2019-10-07 09:18:24,443 INFO L446 ceAbstractionStarter]: At program point L3818(line 3818) the Hoare annotation is: true [2019-10-07 09:18:24,443 INFO L446 ceAbstractionStarter]: At program point L3816(line 3816) the Hoare annotation is: true [2019-10-07 09:18:24,443 INFO L443 ceAbstractionStarter]: For program point L3818-1(line 3818) no Hoare annotation was computed. [2019-10-07 09:18:24,444 INFO L443 ceAbstractionStarter]: For program point L3816-1(line 3816) no Hoare annotation was computed. [2019-10-07 09:18:24,444 INFO L446 ceAbstractionStarter]: At program point L3812(lines 3799 3815) the Hoare annotation is: true [2019-10-07 09:18:24,444 INFO L446 ceAbstractionStarter]: At program point L3810(lines 3799 3815) the Hoare annotation is: true [2019-10-07 09:18:24,444 INFO L443 ceAbstractionStarter]: For program point pg_probeFINAL(lines 3792 3825) no Hoare annotation was computed. [2019-10-07 09:18:24,444 INFO L443 ceAbstractionStarter]: For program point L3804(lines 3804 3808) no Hoare annotation was computed. [2019-10-07 09:18:24,444 INFO L446 ceAbstractionStarter]: At program point pg_probeENTRY(lines 3792 3825) the Hoare annotation is: true [2019-10-07 09:18:24,444 INFO L443 ceAbstractionStarter]: For program point L3817(lines 3817 3821) no Hoare annotation was computed. [2019-10-07 09:18:24,444 INFO L443 ceAbstractionStarter]: For program point L3811(lines 3811 3814) no Hoare annotation was computed. [2019-10-07 09:18:24,445 INFO L443 ceAbstractionStarter]: For program point L3615-1(lines 3600 3635) no Hoare annotation was computed. [2019-10-07 09:18:24,445 INFO L443 ceAbstractionStarter]: For program point L3611(lines 3611 3614) no Hoare annotation was computed. [2019-10-07 09:18:24,445 INFO L443 ceAbstractionStarter]: For program point L3611-2(lines 3600 3635) no Hoare annotation was computed. [2019-10-07 09:18:24,445 INFO L443 ceAbstractionStarter]: For program point L3628(line 3628) no Hoare annotation was computed. [2019-10-07 09:18:24,445 INFO L446 ceAbstractionStarter]: At program point L3616(line 3616) the Hoare annotation is: true [2019-10-07 09:18:24,445 INFO L443 ceAbstractionStarter]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2019-10-07 09:18:24,445 INFO L446 ceAbstractionStarter]: At program point L3612(line 3612) the Hoare annotation is: true [2019-10-07 09:18:24,445 INFO L443 ceAbstractionStarter]: For program point L3612-1(line 3612) no Hoare annotation was computed. [2019-10-07 09:18:24,445 INFO L443 ceAbstractionStarter]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2019-10-07 09:18:24,446 INFO L446 ceAbstractionStarter]: At program point L3633(line 3633) the Hoare annotation is: true [2019-10-07 09:18:24,446 INFO L443 ceAbstractionStarter]: For program point L3629(lines 3629 3632) no Hoare annotation was computed. [2019-10-07 09:18:24,446 INFO L443 ceAbstractionStarter]: For program point L3609-1(line 3609) no Hoare annotation was computed. [2019-10-07 09:18:24,446 INFO L446 ceAbstractionStarter]: At program point L3609(line 3609) the Hoare annotation is: true [2019-10-07 09:18:24,446 INFO L443 ceAbstractionStarter]: For program point L3605(line 3605) no Hoare annotation was computed. [2019-10-07 09:18:24,446 INFO L443 ceAbstractionStarter]: For program point L3601-1(line 3601) no Hoare annotation was computed. [2019-10-07 09:18:24,446 INFO L446 ceAbstractionStarter]: At program point L3601(line 3601) the Hoare annotation is: true [2019-10-07 09:18:24,446 INFO L446 ceAbstractionStarter]: At program point L3630(lines 3600 3635) the Hoare annotation is: true [2019-10-07 09:18:24,446 INFO L446 ceAbstractionStarter]: At program point L3626(line 3626) the Hoare annotation is: true [2019-10-07 09:18:24,447 INFO L443 ceAbstractionStarter]: For program point L3626-1(line 3626) no Hoare annotation was computed. [2019-10-07 09:18:24,447 INFO L446 ceAbstractionStarter]: At program point L3606(line 3606) the Hoare annotation is: true [2019-10-07 09:18:24,447 INFO L443 ceAbstractionStarter]: For program point L3606-1(line 3606) no Hoare annotation was computed. [2019-10-07 09:18:24,447 INFO L443 ceAbstractionStarter]: For program point pg_completionEXIT(lines 3590 3636) no Hoare annotation was computed. [2019-10-07 09:18:24,447 INFO L446 ceAbstractionStarter]: At program point pg_completionENTRY(lines 3590 3636) the Hoare annotation is: true [2019-10-07 09:18:24,447 INFO L446 ceAbstractionStarter]: At program point L3627(lines 3600 3635) the Hoare annotation is: true [2019-10-07 09:18:24,447 INFO L443 ceAbstractionStarter]: For program point kmem_cache_allocEXIT(lines 4499 4501) no Hoare annotation was computed. [2019-10-07 09:18:24,447 INFO L443 ceAbstractionStarter]: For program point kmem_cache_allocENTRY(lines 4499 4501) no Hoare annotation was computed. [2019-10-07 09:18:24,447 INFO L443 ceAbstractionStarter]: For program point L4500-1(line 4500) no Hoare annotation was computed. [2019-10-07 09:18:24,447 INFO L443 ceAbstractionStarter]: For program point L4500(line 4500) no Hoare annotation was computed. [2019-10-07 09:18:24,448 INFO L443 ceAbstractionStarter]: For program point class_destroyEXIT(lines 4488 4490) no Hoare annotation was computed. [2019-10-07 09:18:24,448 INFO L446 ceAbstractionStarter]: At program point class_destroyENTRY(lines 4488 4490) the Hoare annotation is: true [2019-10-07 09:18:24,448 INFO L446 ceAbstractionStarter]: At program point mutex_unlockENTRY(lines 4518 4520) the Hoare annotation is: true [2019-10-07 09:18:24,448 INFO L443 ceAbstractionStarter]: For program point mutex_unlockEXIT(lines 4518 4520) no Hoare annotation was computed. [2019-10-07 09:18:24,448 INFO L443 ceAbstractionStarter]: For program point copy_to_userEXIT(lines 3373 3396) no Hoare annotation was computed. [2019-10-07 09:18:24,448 INFO L446 ceAbstractionStarter]: At program point copy_to_userENTRY(lines 3373 3396) the Hoare annotation is: true [2019-10-07 09:18:24,448 INFO L443 ceAbstractionStarter]: For program point L3391-1(lines 3384 3393) no Hoare annotation was computed. [2019-10-07 09:18:24,448 INFO L446 ceAbstractionStarter]: At program point L3391(line 3391) the Hoare annotation is: true [2019-10-07 09:18:24,448 INFO L443 ceAbstractionStarter]: For program point L3388(lines 3388 3392) no Hoare annotation was computed. [2019-10-07 09:18:24,449 INFO L443 ceAbstractionStarter]: For program point L3389-1(line 3389) no Hoare annotation was computed. [2019-10-07 09:18:24,449 INFO L446 ceAbstractionStarter]: At program point L3389(line 3389) the Hoare annotation is: true [2019-10-07 09:18:24,449 INFO L443 ceAbstractionStarter]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2019-10-07 09:18:24,449 INFO L446 ceAbstractionStarter]: At program point L3387(line 3387) the Hoare annotation is: true [2019-10-07 09:18:24,449 INFO L443 ceAbstractionStarter]: For program point L3384(lines 3384 3393) no Hoare annotation was computed. [2019-10-07 09:18:24,449 INFO L443 ceAbstractionStarter]: For program point L3385-1(line 3385) no Hoare annotation was computed. [2019-10-07 09:18:24,449 INFO L446 ceAbstractionStarter]: At program point L3385(line 3385) the Hoare annotation is: true [2019-10-07 09:18:24,449 INFO L446 ceAbstractionStarter]: At program point L3382(line 3382) the Hoare annotation is: true [2019-10-07 09:18:24,449 INFO L443 ceAbstractionStarter]: For program point L3383(line 3383) no Hoare annotation was computed. [2019-10-07 09:18:24,450 INFO L446 ceAbstractionStarter]: At program point L3382-1(line 3382) the Hoare annotation is: true [2019-10-07 09:18:24,450 INFO L446 ceAbstractionStarter]: At program point L3520(line 3520) the Hoare annotation is: true [2019-10-07 09:18:24,450 INFO L443 ceAbstractionStarter]: For program point L3518(lines 3518 3534) no Hoare annotation was computed. [2019-10-07 09:18:24,450 INFO L443 ceAbstractionStarter]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2019-10-07 09:18:24,450 INFO L443 ceAbstractionStarter]: For program point pg_waitFINAL(lines 3490 3537) no Hoare annotation was computed. [2019-10-07 09:18:24,450 INFO L443 ceAbstractionStarter]: For program point L3512(line 3512) no Hoare annotation was computed. [2019-10-07 09:18:24,450 INFO L443 ceAbstractionStarter]: For program point L3506(lines 3506 3510) no Hoare annotation was computed. [2019-10-07 09:18:24,450 INFO L446 ceAbstractionStarter]: At program point pg_waitENTRY(lines 3490 3537) the Hoare annotation is: true [2019-10-07 09:18:24,450 INFO L443 ceAbstractionStarter]: For program point pg_waitEXIT(lines 3490 3537) no Hoare annotation was computed. [2019-10-07 09:18:24,450 INFO L443 ceAbstractionStarter]: For program point L3521-1(line 3521) no Hoare annotation was computed. [2019-10-07 09:18:24,451 INFO L446 ceAbstractionStarter]: At program point L3521(line 3521) the Hoare annotation is: true [2019-10-07 09:18:24,451 INFO L443 ceAbstractionStarter]: For program point L3519-1(line 3519) no Hoare annotation was computed. [2019-10-07 09:18:24,451 INFO L446 ceAbstractionStarter]: At program point L3519(line 3519) the Hoare annotation is: true [2019-10-07 09:18:24,451 INFO L446 ceAbstractionStarter]: At program point L3513(lines 3513 3516) the Hoare annotation is: true [2019-10-07 09:18:24,451 INFO L446 ceAbstractionStarter]: At program point L3509-1(lines 3499 3536) the Hoare annotation is: true [2019-10-07 09:18:24,451 INFO L446 ceAbstractionStarter]: At program point L3509(line 3509) the Hoare annotation is: true [2019-10-07 09:18:24,451 INFO L446 ceAbstractionStarter]: At program point L3507(line 3507) the Hoare annotation is: true [2019-10-07 09:18:24,451 INFO L446 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 3260 3266) the Hoare annotation is: true [2019-10-07 09:18:24,452 INFO L443 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3264) no Hoare annotation was computed. [2019-10-07 09:18:24,452 INFO L443 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 3260 3266) no Hoare annotation was computed. [2019-10-07 09:18:24,452 INFO L446 ceAbstractionStarter]: At program point pi_connectENTRY(lines 4525 4527) the Hoare annotation is: true [2019-10-07 09:18:24,452 INFO L443 ceAbstractionStarter]: For program point pi_connectEXIT(lines 4525 4527) no Hoare annotation was computed. [2019-10-07 09:18:24,452 INFO L446 ceAbstractionStarter]: At program point kmallocENTRY(lines 4361 4368) the Hoare annotation is: true [2019-10-07 09:18:24,452 INFO L446 ceAbstractionStarter]: At program point L4364-1(line 4364) the Hoare annotation is: true [2019-10-07 09:18:24,452 INFO L443 ceAbstractionStarter]: For program point L4365(line 4365) no Hoare annotation was computed. [2019-10-07 09:18:24,452 INFO L446 ceAbstractionStarter]: At program point L4364(line 4364) the Hoare annotation is: true [2019-10-07 09:18:24,452 INFO L443 ceAbstractionStarter]: For program point kmallocEXIT(lines 4361 4368) no Hoare annotation was computed. [2019-10-07 09:18:24,453 INFO L446 ceAbstractionStarter]: At program point noop_llseekENTRY(lines 4522 4524) the Hoare annotation is: true [2019-10-07 09:18:24,453 INFO L443 ceAbstractionStarter]: For program point noop_llseekEXIT(lines 4522 4524) no Hoare annotation was computed. [2019-10-07 09:18:24,453 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongENTRY(lines 3252 3259) no Hoare annotation was computed. [2019-10-07 09:18:24,453 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongEXIT(lines 3252 3259) no Hoare annotation was computed. [2019-10-07 09:18:24,453 INFO L443 ceAbstractionStarter]: For program point device_destroyEXIT(lines 4495 4497) no Hoare annotation was computed. [2019-10-07 09:18:24,453 INFO L446 ceAbstractionStarter]: At program point device_destroyENTRY(lines 4495 4497) the Hoare annotation is: true [2019-10-07 09:18:24,453 INFO L443 ceAbstractionStarter]: For program point L3586-1(line 3586) no Hoare annotation was computed. [2019-10-07 09:18:24,453 INFO L443 ceAbstractionStarter]: For program point L3549(line 3549) no Hoare annotation was computed. [2019-10-07 09:18:24,453 INFO L443 ceAbstractionStarter]: For program point L3547-1(line 3547) no Hoare annotation was computed. [2019-10-07 09:18:24,453 INFO L446 ceAbstractionStarter]: At program point L3547(line 3547) the Hoare annotation is: true [2019-10-07 09:18:24,454 INFO L446 ceAbstractionStarter]: At program point L3576(lines 3569 3582) the Hoare annotation is: true [2019-10-07 09:18:24,454 INFO L443 ceAbstractionStarter]: For program point pg_commandEXIT(lines 3538 3589) no Hoare annotation was computed. [2019-10-07 09:18:24,454 INFO L446 ceAbstractionStarter]: At program point L3568(line 3568) the Hoare annotation is: true [2019-10-07 09:18:24,454 INFO L443 ceAbstractionStarter]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2019-10-07 09:18:24,454 INFO L446 ceAbstractionStarter]: At program point L3562(line 3562) the Hoare annotation is: true [2019-10-07 09:18:24,454 INFO L443 ceAbstractionStarter]: For program point L3562-1(line 3562) no Hoare annotation was computed. [2019-10-07 09:18:24,454 INFO L443 ceAbstractionStarter]: For program point L3558(lines 3558 3561) no Hoare annotation was computed. [2019-10-07 09:18:24,454 INFO L446 ceAbstractionStarter]: At program point L3556(line 3556) the Hoare annotation is: true [2019-10-07 09:18:24,454 INFO L446 ceAbstractionStarter]: At program point L3554(line 3554) the Hoare annotation is: true [2019-10-07 09:18:24,455 INFO L446 ceAbstractionStarter]: At program point L3554-1(line 3554) the Hoare annotation is: true [2019-10-07 09:18:24,455 INFO L443 ceAbstractionStarter]: For program point L3550(lines 3550 3553) no Hoare annotation was computed. [2019-10-07 09:18:24,455 INFO L446 ceAbstractionStarter]: At program point L3548(line 3548) the Hoare annotation is: true [2019-10-07 09:18:24,455 INFO L446 ceAbstractionStarter]: At program point L3546(line 3546) the Hoare annotation is: true [2019-10-07 09:18:24,455 INFO L443 ceAbstractionStarter]: For program point pg_commandFINAL(lines 3538 3589) no Hoare annotation was computed. [2019-10-07 09:18:24,455 INFO L446 ceAbstractionStarter]: At program point L3548-1(line 3548) the Hoare annotation is: true [2019-10-07 09:18:24,455 INFO L443 ceAbstractionStarter]: For program point L3546-1(line 3546) no Hoare annotation was computed. [2019-10-07 09:18:24,455 INFO L443 ceAbstractionStarter]: For program point L3569(lines 3569 3583) no Hoare annotation was computed. [2019-10-07 09:18:24,455 INFO L443 ceAbstractionStarter]: For program point L3569-2(lines 3569 3583) no Hoare annotation was computed. [2019-10-07 09:18:24,456 INFO L446 ceAbstractionStarter]: At program point L3565(lines 3545 3588) the Hoare annotation is: true [2019-10-07 09:18:24,456 INFO L446 ceAbstractionStarter]: At program point pg_commandENTRY(lines 3538 3589) the Hoare annotation is: true [2019-10-07 09:18:24,456 INFO L443 ceAbstractionStarter]: For program point L3563(lines 3563 3567) no Hoare annotation was computed. [2019-10-07 09:18:24,456 INFO L443 ceAbstractionStarter]: For program point L3557(line 3557) no Hoare annotation was computed. [2019-10-07 09:18:24,456 INFO L446 ceAbstractionStarter]: At program point L3586(line 3586) the Hoare annotation is: true [2019-10-07 09:18:24,456 INFO L446 ceAbstractionStarter]: At program point L3555(line 3555) the Hoare annotation is: true [2019-10-07 09:18:24,456 INFO L443 ceAbstractionStarter]: For program point __copy_to_user_overflowEXIT(lines 4470 4472) no Hoare annotation was computed. [2019-10-07 09:18:24,456 INFO L446 ceAbstractionStarter]: At program point __copy_to_user_overflowFINAL(lines 4470 4472) the Hoare annotation is: true [2019-10-07 09:18:24,456 INFO L446 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 3274 3279) the Hoare annotation is: true [2019-10-07 09:18:24,456 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 3274 3279) no Hoare annotation was computed. [2019-10-07 09:18:24,457 INFO L446 ceAbstractionStarter]: At program point clear_bitENTRY(lines 3138 3144) the Hoare annotation is: true [2019-10-07 09:18:24,457 INFO L443 ceAbstractionStarter]: For program point clear_bitEXIT(lines 3138 3144) no Hoare annotation was computed. [2019-10-07 09:18:24,457 INFO L446 ceAbstractionStarter]: At program point mutex_lock_nestedENTRY(lines 4515 4517) the Hoare annotation is: true [2019-10-07 09:18:24,457 INFO L443 ceAbstractionStarter]: For program point mutex_lock_nestedEXIT(lines 4515 4517) no Hoare annotation was computed. [2019-10-07 09:18:24,457 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2019-10-07 09:18:24,457 INFO L446 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2019-10-07 09:18:24,457 INFO L446 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2019-10-07 09:18:24,457 INFO L443 ceAbstractionStarter]: For program point L4415(lines 4415 4418) no Hoare annotation was computed. [2019-10-07 09:18:24,458 INFO L443 ceAbstractionStarter]: For program point L4417(line 4417) no Hoare annotation was computed. [2019-10-07 09:18:24,458 INFO L443 ceAbstractionStarter]: For program point L4417-1(lines 4415 4418) no Hoare annotation was computed. [2019-10-07 09:18:24,458 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flags_and_return_some_pageENTRY(lines 4411 4422) no Hoare annotation was computed. [2019-10-07 09:18:24,458 INFO L443 ceAbstractionStarter]: For program point L4419(line 4419) no Hoare annotation was computed. [2019-10-07 09:18:24,458 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flags_and_return_some_pageEXIT(lines 4411 4422) no Hoare annotation was computed. [2019-10-07 09:18:24,458 INFO L446 ceAbstractionStarter]: At program point pi_write_regrENTRY(lines 4548 4550) the Hoare annotation is: true [2019-10-07 09:18:24,458 INFO L443 ceAbstractionStarter]: For program point pi_write_regrEXIT(lines 4548 4550) no Hoare annotation was computed. [2019-10-07 09:18:24,458 INFO L446 ceAbstractionStarter]: At program point pg_init_unitsENTRY(lines 3422 3453) the Hoare annotation is: true [2019-10-07 09:18:24,458 INFO L446 ceAbstractionStarter]: At program point L3446(lines 3427 3452) the Hoare annotation is: true [2019-10-07 09:18:24,458 INFO L443 ceAbstractionStarter]: For program point pg_init_unitsEXIT(lines 3422 3453) no Hoare annotation was computed. [2019-10-07 09:18:24,459 INFO L443 ceAbstractionStarter]: For program point L3435-1(line 3435) no Hoare annotation was computed. [2019-10-07 09:18:24,459 INFO L446 ceAbstractionStarter]: At program point L3435(line 3435) the Hoare annotation is: true [2019-10-07 09:18:24,459 INFO L446 ceAbstractionStarter]: At program point __copy_from_user_overflowFINAL(lines 4467 4469) the Hoare annotation is: true [2019-10-07 09:18:24,459 INFO L443 ceAbstractionStarter]: For program point __copy_from_user_overflowEXIT(lines 4467 4469) no Hoare annotation was computed. [2019-10-07 09:18:24,459 INFO L443 ceAbstractionStarter]: For program point ldv_kmalloc_12EXIT(lines 3184 3191) no Hoare annotation was computed. [2019-10-07 09:18:24,459 INFO L446 ceAbstractionStarter]: At program point L3188(line 3188) the Hoare annotation is: true [2019-10-07 09:18:24,459 INFO L446 ceAbstractionStarter]: At program point ldv_kmalloc_12ENTRY(lines 3184 3191) the Hoare annotation is: true [2019-10-07 09:18:24,459 INFO L443 ceAbstractionStarter]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2019-10-07 09:18:24,460 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapENTRY(lines 3280 3286) no Hoare annotation was computed. [2019-10-07 09:18:24,460 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapEXIT(lines 3280 3286) no Hoare annotation was computed. [2019-10-07 09:18:24,460 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapFINAL(lines 3280 3286) no Hoare annotation was computed. [2019-10-07 09:18:24,460 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-07 09:18:24,460 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 09:18:24,460 INFO L446 ceAbstractionStarter]: At program point schedule_timeout_interruptibleENTRY(lines 4556 4558) the Hoare annotation is: true [2019-10-07 09:18:24,460 INFO L443 ceAbstractionStarter]: For program point schedule_timeout_interruptibleEXIT(lines 4556 4558) no Hoare annotation was computed. [2019-10-07 09:18:24,460 INFO L443 ceAbstractionStarter]: For program point device_createEXIT(lines 4492 4494) no Hoare annotation was computed. [2019-10-07 09:18:24,460 INFO L443 ceAbstractionStarter]: For program point L4493(line 4493) no Hoare annotation was computed. [2019-10-07 09:18:24,461 INFO L443 ceAbstractionStarter]: For program point device_createENTRY(lines 4492 4494) no Hoare annotation was computed. [2019-10-07 09:18:24,461 INFO L443 ceAbstractionStarter]: For program point L4493-1(line 4493) no Hoare annotation was computed. [2019-10-07 09:18:24,461 INFO L446 ceAbstractionStarter]: At program point ldv_check_final_stateFINAL(lines 4502 4504) the Hoare annotation is: true [2019-10-07 09:18:24,461 INFO L443 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 4502 4504) no Hoare annotation was computed. [2019-10-07 09:18:24,461 INFO L443 ceAbstractionStarter]: For program point test_and_set_bitEXIT(lines 3145 3153) no Hoare annotation was computed. [2019-10-07 09:18:24,461 INFO L446 ceAbstractionStarter]: At program point test_and_set_bitENTRY(lines 3145 3153) the Hoare annotation is: true [2019-10-07 09:18:24,461 INFO L443 ceAbstractionStarter]: For program point L3229-1(line 3229) no Hoare annotation was computed. [2019-10-07 09:18:24,461 INFO L446 ceAbstractionStarter]: At program point L3229(line 3229) the Hoare annotation is: true [2019-10-07 09:18:24,461 INFO L443 ceAbstractionStarter]: For program point L3226(lines 3226 3233) no Hoare annotation was computed. [2019-10-07 09:18:24,461 INFO L443 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 3219 3235) no Hoare annotation was computed. [2019-10-07 09:18:24,462 INFO L446 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 3219 3235) the Hoare annotation is: true [2019-10-07 09:18:24,462 INFO L443 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 3219 3235) no Hoare annotation was computed. [2019-10-07 09:18:24,462 INFO L443 ceAbstractionStarter]: For program point _copy_from_userEXIT(lines 4481 4483) no Hoare annotation was computed. [2019-10-07 09:18:24,462 INFO L446 ceAbstractionStarter]: At program point _copy_from_userENTRY(lines 4481 4483) the Hoare annotation is: true [2019-10-07 09:18:24,462 INFO L446 ceAbstractionStarter]: At program point L3904(line 3904) the Hoare annotation is: true [2019-10-07 09:18:24,462 INFO L446 ceAbstractionStarter]: At program point pg_openENTRY(lines 3891 3936) the Hoare annotation is: true [2019-10-07 09:18:24,462 INFO L443 ceAbstractionStarter]: For program point L3904-1(line 3904) no Hoare annotation was computed. [2019-10-07 09:18:24,462 INFO L446 ceAbstractionStarter]: At program point L3900(line 3900) the Hoare annotation is: true [2019-10-07 09:18:24,462 INFO L443 ceAbstractionStarter]: For program point L3933(line 3933) no Hoare annotation was computed. [2019-10-07 09:18:24,463 INFO L443 ceAbstractionStarter]: For program point L3900-1(line 3900) no Hoare annotation was computed. [2019-10-07 09:18:24,463 INFO L443 ceAbstractionStarter]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2019-10-07 09:18:24,463 INFO L446 ceAbstractionStarter]: At program point L3925(line 3925) the Hoare annotation is: true [2019-10-07 09:18:24,463 INFO L443 ceAbstractionStarter]: For program point L3921(line 3921) no Hoare annotation was computed. [2019-10-07 09:18:24,463 INFO L443 ceAbstractionStarter]: For program point L3917-1(line 3917) no Hoare annotation was computed. [2019-10-07 09:18:24,463 INFO L446 ceAbstractionStarter]: At program point L3917(line 3917) the Hoare annotation is: true [2019-10-07 09:18:24,463 INFO L443 ceAbstractionStarter]: For program point L3911(lines 3911 3915) no Hoare annotation was computed. [2019-10-07 09:18:24,463 INFO L443 ceAbstractionStarter]: For program point L3905-2(lines 3905 3909) no Hoare annotation was computed. [2019-10-07 09:18:24,463 INFO L446 ceAbstractionStarter]: At program point L3932(lines 3899 3935) the Hoare annotation is: true [2019-10-07 09:18:24,463 INFO L443 ceAbstractionStarter]: For program point L3924(lines 3924 3930) no Hoare annotation was computed. [2019-10-07 09:18:24,464 INFO L446 ceAbstractionStarter]: At program point L3922(line 3922) the Hoare annotation is: true [2019-10-07 09:18:24,464 INFO L443 ceAbstractionStarter]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2019-10-07 09:18:24,464 INFO L443 ceAbstractionStarter]: For program point L3916(lines 3916 3920) no Hoare annotation was computed. [2019-10-07 09:18:24,464 INFO L446 ceAbstractionStarter]: At program point L3916-2(lines 3916 3920) the Hoare annotation is: true [2019-10-07 09:18:24,464 INFO L446 ceAbstractionStarter]: At program point L3910(line 3910) the Hoare annotation is: true [2019-10-07 09:18:24,464 INFO L443 ceAbstractionStarter]: For program point L3910-1(line 3910) no Hoare annotation was computed. [2019-10-07 09:18:24,464 INFO L443 ceAbstractionStarter]: For program point pg_openEXIT(lines 3891 3936) no Hoare annotation was computed. [2019-10-07 09:18:24,464 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 09:18:24,464 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2019-10-07 09:18:24,465 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 09:18:24,465 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 09:18:24,465 INFO L443 ceAbstractionStarter]: For program point xsEXIT(lines 3711 3748) no Hoare annotation was computed. [2019-10-07 09:18:24,465 INFO L446 ceAbstractionStarter]: At program point L3736(lines 3719 3747) the Hoare annotation is: true [2019-10-07 09:18:24,465 INFO L446 ceAbstractionStarter]: At program point xsENTRY(lines 3711 3748) the Hoare annotation is: true [2019-10-07 09:18:24,465 INFO L446 ceAbstractionStarter]: At program point L4383(line 4383) the Hoare annotation is: true [2019-10-07 09:18:24,465 INFO L443 ceAbstractionStarter]: For program point L4383-1(line 4383) no Hoare annotation was computed. [2019-10-07 09:18:24,465 INFO L446 ceAbstractionStarter]: At program point ldv_register_chrdev_19ENTRY(lines 4377 4389) the Hoare annotation is: true [2019-10-07 09:18:24,466 INFO L443 ceAbstractionStarter]: For program point L4386-1(line 4386) no Hoare annotation was computed. [2019-10-07 09:18:24,466 INFO L443 ceAbstractionStarter]: For program point ldv_register_chrdev_19EXIT(lines 4377 4389) no Hoare annotation was computed. [2019-10-07 09:18:24,466 INFO L446 ceAbstractionStarter]: At program point L4386(line 4386) the Hoare annotation is: true [2019-10-07 09:18:24,466 INFO L443 ceAbstractionStarter]: For program point L4510(line 4510) no Hoare annotation was computed. [2019-10-07 09:18:24,466 INFO L443 ceAbstractionStarter]: For program point ldv_some_pageEXIT(lines 4509 4511) no Hoare annotation was computed. [2019-10-07 09:18:24,466 INFO L443 ceAbstractionStarter]: For program point ldv_some_pageENTRY(lines 4509 4511) no Hoare annotation was computed. [2019-10-07 09:18:24,466 INFO L443 ceAbstractionStarter]: For program point L3169-1(line 3169) no Hoare annotation was computed. [2019-10-07 09:18:24,466 INFO L446 ceAbstractionStarter]: At program point L3169(line 3169) the Hoare annotation is: true [2019-10-07 09:18:24,467 INFO L446 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 3165 3172) the Hoare annotation is: true [2019-10-07 09:18:24,467 INFO L443 ceAbstractionStarter]: For program point IS_ERREXIT(lines 3165 3172) no Hoare annotation was computed. [2019-10-07 09:18:24,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 09:18:24 BoogieIcfgContainer [2019-10-07 09:18:24,482 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 09:18:24,489 INFO L168 Benchmark]: Toolchain (without parser) took 14984.32 ms. Allocated memory was 138.4 MB in the beginning and 536.3 MB in the end (delta: 397.9 MB). Free memory was 96.0 MB in the beginning and 245.7 MB in the end (delta: -149.7 MB). Peak memory consumption was 442.5 MB. Max. memory is 7.1 GB. [2019-10-07 09:18:24,490 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-07 09:18:24,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1744.75 ms. Allocated memory was 138.4 MB in the beginning and 207.1 MB in the end (delta: 68.7 MB). Free memory was 95.6 MB in the beginning and 113.7 MB in the end (delta: -18.1 MB). Peak memory consumption was 55.9 MB. Max. memory is 7.1 GB. [2019-10-07 09:18:24,492 INFO L168 Benchmark]: Boogie Preprocessor took 284.74 ms. Allocated memory is still 207.1 MB. Free memory was 113.7 MB in the beginning and 103.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-10-07 09:18:24,493 INFO L168 Benchmark]: RCFGBuilder took 4544.89 ms. Allocated memory was 207.1 MB in the beginning and 259.0 MB in the end (delta: 51.9 MB). Free memory was 103.2 MB in the beginning and 114.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 71.1 MB. Max. memory is 7.1 GB. [2019-10-07 09:18:24,496 INFO L168 Benchmark]: TraceAbstraction took 8405.02 ms. Allocated memory was 259.0 MB in the beginning and 536.3 MB in the end (delta: 277.3 MB). Free memory was 114.8 MB in the beginning and 245.7 MB in the end (delta: -130.9 MB). Peak memory consumption was 340.7 MB. Max. memory is 7.1 GB. [2019-10-07 09:18:24,505 INFO L335 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 138.4 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1744.75 ms. Allocated memory was 138.4 MB in the beginning and 207.1 MB in the end (delta: 68.7 MB). Free memory was 95.6 MB in the beginning and 113.7 MB in the end (delta: -18.1 MB). Peak memory consumption was 55.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 284.74 ms. Allocated memory is still 207.1 MB. Free memory was 113.7 MB in the beginning and 103.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4544.89 ms. Allocated memory was 207.1 MB in the beginning and 259.0 MB in the end (delta: 51.9 MB). Free memory was 103.2 MB in the beginning and 114.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 71.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8405.02 ms. Allocated memory was 259.0 MB in the beginning and 536.3 MB in the end (delta: 277.3 MB). Free memory was 114.8 MB in the beginning and 245.7 MB in the end (delta: -130.9 MB). Peak memory consumption was 340.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3264]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3545]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4237]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3513]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4166]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 || !(0 == \old(ldv_state_variable_1)) - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4237]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3719]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4166]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 87 procedures, 551 locations, 1 error locations. Result: SAFE, OverallTime: 8.3s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, HoareTripleCheckerStatistics: 5704 SDtfs, 828 SDslu, 9746 SDs, 0 SdLazy, 106 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 628 GetRequests, 606 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=762occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 128 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 221 LocationsWithAnnotation, 5007 PreInvPairs, 5153 NumberOfFragments, 403 HoareAnnotationTreeSize, 5007 FomulaSimplifications, 867 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 221 FomulaSimplificationsInter, 3240 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2167 NumberOfCodeBlocks, 2167 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2451 ConstructedInterpolants, 0 QuantifiedInterpolants, 806015 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2979 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 1145/1158 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...