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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -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-f4eb214f-m [2019-10-13 20:33:48,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 20:33:48,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 20:33:48,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 20:33:48,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 20:33:48,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 20:33:48,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 20:33:48,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 20:33:48,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 20:33:48,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 20:33:48,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 20:33:48,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 20:33:48,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 20:33:48,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 20:33:48,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 20:33:48,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 20:33:48,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 20:33:48,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 20:33:48,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 20:33:48,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 20:33:48,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 20:33:48,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 20:33:48,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 20:33:48,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 20:33:48,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 20:33:48,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 20:33:48,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 20:33:48,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 20:33:48,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 20:33:48,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 20:33:48,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 20:33:48,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 20:33:48,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 20:33:48,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 20:33:48,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 20:33:48,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 20:33:48,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 20:33:48,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 20:33:48,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 20:33:48,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 20:33:48,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 20:33:48,348 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 [2019-10-13 20:33:48,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 20:33:48,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 20:33:48,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 20:33:48,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 20:33:48,369 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 20:33:48,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 20:33:48,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 20:33:48,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 20:33:48,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 20:33:48,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 20:33:48,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 20:33:48,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 20:33:48,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 20:33:48,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 20:33:48,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 20:33:48,371 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 20:33:48,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 20:33:48,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 20:33:48,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 20:33:48,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 20:33:48,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 20:33:48,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:33:48,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 20:33:48,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 20:33:48,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 20:33:48,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 20:33:48,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 20:33:48,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 20:33:48,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 20:33:48,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 20:33:48,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 20:33:48,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 20:33:48,678 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 20:33:48,679 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 20:33:48,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2019-10-13 20:33:48,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087142eff/f6c3e7b9add74c8082bc49be2c71e0ba/FLAGb770ad8b9 [2019-10-13 20:33:49,480 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 20:33:49,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2019-10-13 20:33:49,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087142eff/f6c3e7b9add74c8082bc49be2c71e0ba/FLAGb770ad8b9 [2019-10-13 20:33:50,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087142eff/f6c3e7b9add74c8082bc49be2c71e0ba [2019-10-13 20:33:50,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 20:33:50,028 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 20:33:50,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 20:33:50,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 20:33:50,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 20:33:50,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:33:50" (1/1) ... [2019-10-13 20:33:50,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef7309e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:50, skipping insertion in model container [2019-10-13 20:33:50,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:33:50" (1/1) ... [2019-10-13 20:33:50,047 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 20:33:50,185 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 20:33:50,841 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2019-10-13 20:33:50,842 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] [2019-10-13 20:33:51,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:33:51,507 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 20:33:51,595 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2019-10-13 20:33:51,596 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] [2019-10-13 20:33:51,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:33:51,883 INFO L192 MainTranslator]: Completed translation [2019-10-13 20:33:51,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51 WrapperNode [2019-10-13 20:33:51,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 20:33:51,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 20:33:51,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 20:33:51,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 20:33:51,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51" (1/1) ... [2019-10-13 20:33:51,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51" (1/1) ... [2019-10-13 20:33:51,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51" (1/1) ... [2019-10-13 20:33:51,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51" (1/1) ... [2019-10-13 20:33:52,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51" (1/1) ... [2019-10-13 20:33:52,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51" (1/1) ... [2019-10-13 20:33:52,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51" (1/1) ... [2019-10-13 20:33:52,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 20:33:52,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 20:33:52,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 20:33:52,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 20:33:52,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:33:52,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 20:33:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 20:33:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 20:33:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-13 20:33:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-13 20:33:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 20:33:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 20:33:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-10-13 20:33:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 20:33:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 20:33:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 20:33:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 20:33:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 20:33:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 20:33:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 20:33:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 20:33:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 20:33:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-10-13 20:33:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2019-10-13 20:33:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-10-13 20:33:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-13 20:33:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-13 20:33:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init_units [2019-10-13 20:33:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2019-10-13 20:33:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2019-10-13 20:33:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2019-10-13 20:33:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2019-10-13 20:33:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2019-10-13 20:33:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2019-10-13 20:33:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2019-10-13 20:33:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2019-10-13 20:33:52,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2019-10-13 20:33:52,227 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2019-10-13 20:33:52,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2019-10-13 20:33:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2019-10-13 20:33:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_detect [2019-10-13 20:33:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_open [2019-10-13 20:33:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_release [2019-10-13 20:33:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2019-10-13 20:33:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_read [2019-10-13 20:33:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init [2019-10-13 20:33:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_exit [2019-10-13 20:33:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2019-10-13 20:33:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 20:33:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 20:33:52,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-13 20:33:52,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2019-10-13 20:33:52,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2019-10-13 20:33:52,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 20:33:52,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:33:52,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 20:33:52,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 20:33:52,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 20:33:52,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 20:33:52,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-10-13 20:33:52,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 20:33:52,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-13 20:33:52,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-13 20:33:52,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2019-10-13 20:33:52,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2019-10-13 20:33:52,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-13 20:33:52,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-13 20:33:52,233 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-10-13 20:33:52,233 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-10-13 20:33:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-10-13 20:33:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-13 20:33:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 20:33:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 20:33:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 20:33:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-13 20:33:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-13 20:33:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 20:33:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-13 20:33:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2019-10-13 20:33:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2019-10-13 20:33:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2019-10-13 20:33:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2019-10-13 20:33:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2019-10-13 20:33:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2019-10-13 20:33:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2019-10-13 20:33:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2019-10-13 20:33:52,239 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 20:33:52,239 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-10-13 20:33:52,240 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 20:33:52,240 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 20:33:52,240 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 20:33:52,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 20:33:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 20:33:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 20:33:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 20:33:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 20:33:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-13 20:33:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 20:33:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-13 20:33:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-13 20:33:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 20:33:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-13 20:33:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-13 20:33:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 20:33:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-13 20:33:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 20:33:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 20:33:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 20:33:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 20:33:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-13 20:33:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-13 20:33:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-10-13 20:33:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 20:33:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 20:33:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 20:33:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 20:33:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 20:33:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-10-13 20:33:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2019-10-13 20:33:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 20:33:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 20:33:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 20:33:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 20:33:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 20:33:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 20:33:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 20:33:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 20:33:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 20:33:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 20:33:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 20:33:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 20:33:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2019-10-13 20:33:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-10-13 20:33:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 20:33:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2019-10-13 20:33:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2019-10-13 20:33:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2019-10-13 20:33:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2019-10-13 20:33:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-10-13 20:33:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2019-10-13 20:33:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-13 20:33:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 20:33:52,256 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-10-13 20:33:52,256 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-10-13 20:33:52,257 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-10-13 20:33:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-10-13 20:33:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-10-13 20:33:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-13 20:33:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-13 20:33:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-13 20:33:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-13 20:33:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-13 20:33:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-13 20:33:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2019-10-13 20:33:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2019-10-13 20:33:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2019-10-13 20:33:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2019-10-13 20:33:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2019-10-13 20:33:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2019-10-13 20:33:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2019-10-13 20:33:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2019-10-13 20:33:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure pg_open [2019-10-13 20:33:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure pg_release [2019-10-13 20:33:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure pg_read [2019-10-13 20:33:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2019-10-13 20:33:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure pg_detect [2019-10-13 20:33:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2019-10-13 20:33:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init_units [2019-10-13 20:33:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 20:33:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 20:33:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 20:33:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2019-10-13 20:33:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2019-10-13 20:33:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2019-10-13 20:33:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2019-10-13 20:33:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2019-10-13 20:33:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2019-10-13 20:33:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2019-10-13 20:33:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2019-10-13 20:33:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2019-10-13 20:33:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 20:33:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2019-10-13 20:33:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2019-10-13 20:33:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 20:33:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init [2019-10-13 20:33:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure pg_exit [2019-10-13 20:33:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 20:33:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 20:33:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 20:33:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 20:33:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:33:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 20:33:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 20:33:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 20:33:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 20:33:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 20:33:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-13 20:33:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 20:33:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 20:33:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 20:33:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 20:33:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 20:33:52,931 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 20:33:55,033 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 20:33:55,033 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 20:33:55,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:33:55 BoogieIcfgContainer [2019-10-13 20:33:55,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 20:33:55,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 20:33:55,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 20:33:55,041 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 20:33:55,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:33:50" (1/3) ... [2019-10-13 20:33:55,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27fd03e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:33:55, skipping insertion in model container [2019-10-13 20:33:55,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:33:51" (2/3) ... [2019-10-13 20:33:55,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27fd03e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:33:55, skipping insertion in model container [2019-10-13 20:33:55,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:33:55" (3/3) ... [2019-10-13 20:33:55,046 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 [2019-10-13 20:33:55,059 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 20:33:55,070 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 20:33:55,086 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 20:33:55,191 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 20:33:55,191 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 20:33:55,191 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 20:33:55,191 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 20:33:55,192 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 20:33:55,192 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 20:33:55,192 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 20:33:55,192 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 20:33:55,246 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states. [2019-10-13 20:33:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-10-13 20:33:55,292 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:33:55,293 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:33:55,296 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:33:55,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:33:55,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1608218712, now seen corresponding path program 1 times [2019-10-13 20:33:55,319 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:33:55,320 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313700144] [2019-10-13 20:33:55,320 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:55,320 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:55,321 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:33:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:33:56,046 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-13 20:33:56,047 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313700144] [2019-10-13 20:33:56,048 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:33:56,048 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:33:56,049 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030433638] [2019-10-13 20:33:56,055 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:33:56,057 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:33:56,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:33:56,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:33:56,075 INFO L87 Difference]: Start difference. First operand 627 states. Second operand 3 states. [2019-10-13 20:33:56,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:33:56,333 INFO L93 Difference]: Finished difference Result 1509 states and 1945 transitions. [2019-10-13 20:33:56,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:33:56,335 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2019-10-13 20:33:56,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:33:56,376 INFO L225 Difference]: With dead ends: 1509 [2019-10-13 20:33:56,377 INFO L226 Difference]: Without dead ends: 851 [2019-10-13 20:33:56,389 INFO L600 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 [2019-10-13 20:33:56,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2019-10-13 20:33:56,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 839. [2019-10-13 20:33:56,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 839 states. [2019-10-13 20:33:56,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 839 states and 1084 transitions. [2019-10-13 20:33:56,569 INFO L78 Accepts]: Start accepts. Automaton has 839 states and 1084 transitions. Word has length 125 [2019-10-13 20:33:56,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:33:56,571 INFO L462 AbstractCegarLoop]: Abstraction has 839 states and 1084 transitions. [2019-10-13 20:33:56,576 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:33:56,576 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1084 transitions. [2019-10-13 20:33:56,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-10-13 20:33:56,593 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:33:56,595 INFO L380 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] [2019-10-13 20:33:56,595 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:33:56,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:33:56,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1604958363, now seen corresponding path program 1 times [2019-10-13 20:33:56,597 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:33:56,597 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945807101] [2019-10-13 20:33:56,598 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:56,598 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:56,598 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:33:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:33:56,928 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-10-13 20:33:56,928 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945807101] [2019-10-13 20:33:56,929 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:33:56,929 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:33:56,929 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506080201] [2019-10-13 20:33:56,931 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:33:56,931 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:33:56,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:33:56,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:33:56,932 INFO L87 Difference]: Start difference. First operand 839 states and 1084 transitions. Second operand 3 states. [2019-10-13 20:33:57,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:33:57,002 INFO L93 Difference]: Finished difference Result 1663 states and 2161 transitions. [2019-10-13 20:33:57,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:33:57,002 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 189 [2019-10-13 20:33:57,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:33:57,012 INFO L225 Difference]: With dead ends: 1663 [2019-10-13 20:33:57,012 INFO L226 Difference]: Without dead ends: 851 [2019-10-13 20:33:57,016 INFO L600 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 [2019-10-13 20:33:57,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2019-10-13 20:33:57,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 841. [2019-10-13 20:33:57,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 841 states. [2019-10-13 20:33:57,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 841 states and 1086 transitions. [2019-10-13 20:33:57,087 INFO L78 Accepts]: Start accepts. Automaton has 841 states and 1086 transitions. Word has length 189 [2019-10-13 20:33:57,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:33:57,088 INFO L462 AbstractCegarLoop]: Abstraction has 841 states and 1086 transitions. [2019-10-13 20:33:57,088 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:33:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1086 transitions. [2019-10-13 20:33:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-10-13 20:33:57,093 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:33:57,093 INFO L380 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, 1, 1, 1, 1, 1, 1] [2019-10-13 20:33:57,094 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:33:57,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:33:57,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1635052164, now seen corresponding path program 1 times [2019-10-13 20:33:57,094 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:33:57,095 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590837589] [2019-10-13 20:33:57,095 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:57,095 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:57,095 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:33:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:33:57,323 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-13 20:33:57,324 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590837589] [2019-10-13 20:33:57,324 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:33:57,324 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:33:57,324 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031204979] [2019-10-13 20:33:57,326 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:33:57,326 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:33:57,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:33:57,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:33:57,327 INFO L87 Difference]: Start difference. First operand 841 states and 1086 transitions. Second operand 3 states. [2019-10-13 20:33:57,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:33:57,388 INFO L93 Difference]: Finished difference Result 1679 states and 2185 transitions. [2019-10-13 20:33:57,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:33:57,389 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2019-10-13 20:33:57,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:33:57,399 INFO L225 Difference]: With dead ends: 1679 [2019-10-13 20:33:57,399 INFO L226 Difference]: Without dead ends: 865 [2019-10-13 20:33:57,403 INFO L600 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 [2019-10-13 20:33:57,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2019-10-13 20:33:57,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 843. [2019-10-13 20:33:57,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 843 states. [2019-10-13 20:33:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1088 transitions. [2019-10-13 20:33:57,444 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1088 transitions. Word has length 198 [2019-10-13 20:33:57,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:33:57,445 INFO L462 AbstractCegarLoop]: Abstraction has 843 states and 1088 transitions. [2019-10-13 20:33:57,445 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:33:57,445 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1088 transitions. [2019-10-13 20:33:57,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-10-13 20:33:57,451 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:33:57,451 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:33:57,451 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:33:57,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:33:57,452 INFO L82 PathProgramCache]: Analyzing trace with hash -2029176782, now seen corresponding path program 1 times [2019-10-13 20:33:57,452 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:33:57,453 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999664398] [2019-10-13 20:33:57,453 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:57,453 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:57,453 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:33:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:33:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-13 20:33:57,739 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999664398] [2019-10-13 20:33:57,740 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:33:57,740 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:33:57,740 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475125136] [2019-10-13 20:33:57,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:33:57,741 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:33:57,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:33:57,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:33:57,742 INFO L87 Difference]: Start difference. First operand 843 states and 1088 transitions. Second operand 3 states. [2019-10-13 20:33:57,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:33:57,816 INFO L93 Difference]: Finished difference Result 1689 states and 2197 transitions. [2019-10-13 20:33:57,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:33:57,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 203 [2019-10-13 20:33:57,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:33:57,828 INFO L225 Difference]: With dead ends: 1689 [2019-10-13 20:33:57,828 INFO L226 Difference]: Without dead ends: 873 [2019-10-13 20:33:57,831 INFO L600 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 [2019-10-13 20:33:57,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2019-10-13 20:33:57,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 869. [2019-10-13 20:33:57,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 869 states. [2019-10-13 20:33:57,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1128 transitions. [2019-10-13 20:33:57,875 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1128 transitions. Word has length 203 [2019-10-13 20:33:57,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:33:57,876 INFO L462 AbstractCegarLoop]: Abstraction has 869 states and 1128 transitions. [2019-10-13 20:33:57,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:33:57,876 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1128 transitions. [2019-10-13 20:33:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-10-13 20:33:57,883 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:33:57,883 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:33:57,884 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:33:57,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:33:57,884 INFO L82 PathProgramCache]: Analyzing trace with hash 327251217, now seen corresponding path program 1 times [2019-10-13 20:33:57,885 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:33:57,887 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967631352] [2019-10-13 20:33:57,887 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:57,887 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:57,887 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:33:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:33:58,096 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-13 20:33:58,097 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967631352] [2019-10-13 20:33:58,097 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:33:58,097 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:33:58,098 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312233096] [2019-10-13 20:33:58,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:33:58,101 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:33:58,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:33:58,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:33:58,104 INFO L87 Difference]: Start difference. First operand 869 states and 1128 transitions. Second operand 5 states. [2019-10-13 20:33:58,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:33:58,178 INFO L93 Difference]: Finished difference Result 1725 states and 2245 transitions. [2019-10-13 20:33:58,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 20:33:58,178 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 203 [2019-10-13 20:33:58,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:33:58,196 INFO L225 Difference]: With dead ends: 1725 [2019-10-13 20:33:58,197 INFO L226 Difference]: Without dead ends: 883 [2019-10-13 20:33:58,202 INFO L600 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 [2019-10-13 20:33:58,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2019-10-13 20:33:58,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 883. [2019-10-13 20:33:58,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 883 states. [2019-10-13 20:33:58,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1142 transitions. [2019-10-13 20:33:58,348 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1142 transitions. Word has length 203 [2019-10-13 20:33:58,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:33:58,351 INFO L462 AbstractCegarLoop]: Abstraction has 883 states and 1142 transitions. [2019-10-13 20:33:58,351 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:33:58,351 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1142 transitions. [2019-10-13 20:33:58,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-10-13 20:33:58,360 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:33:58,361 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:33:58,361 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:33:58,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:33:58,362 INFO L82 PathProgramCache]: Analyzing trace with hash 836900385, now seen corresponding path program 1 times [2019-10-13 20:33:58,362 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:33:58,362 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124999517] [2019-10-13 20:33:58,363 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:58,363 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:58,363 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:33:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:33:58,621 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-13 20:33:58,622 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124999517] [2019-10-13 20:33:58,622 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:33:58,622 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:33:58,623 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495590824] [2019-10-13 20:33:58,623 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:33:58,624 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:33:58,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:33:58,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:33:58,624 INFO L87 Difference]: Start difference. First operand 883 states and 1142 transitions. Second operand 5 states. [2019-10-13 20:33:58,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:33:58,683 INFO L93 Difference]: Finished difference Result 1757 states and 2289 transitions. [2019-10-13 20:33:58,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 20:33:58,683 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 213 [2019-10-13 20:33:58,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:33:58,689 INFO L225 Difference]: With dead ends: 1757 [2019-10-13 20:33:58,689 INFO L226 Difference]: Without dead ends: 901 [2019-10-13 20:33:58,693 INFO L600 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 [2019-10-13 20:33:58,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 901 states. [2019-10-13 20:33:58,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 901 to 891. [2019-10-13 20:33:58,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 891 states. [2019-10-13 20:33:58,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 891 states and 1154 transitions. [2019-10-13 20:33:58,728 INFO L78 Accepts]: Start accepts. Automaton has 891 states and 1154 transitions. Word has length 213 [2019-10-13 20:33:58,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:33:58,728 INFO L462 AbstractCegarLoop]: Abstraction has 891 states and 1154 transitions. [2019-10-13 20:33:58,728 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:33:58,729 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1154 transitions. [2019-10-13 20:33:58,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-10-13 20:33:58,734 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:33:58,735 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:33:58,735 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:33:58,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:33:58,736 INFO L82 PathProgramCache]: Analyzing trace with hash -360885397, now seen corresponding path program 1 times [2019-10-13 20:33:58,736 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:33:58,736 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452310389] [2019-10-13 20:33:58,736 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:58,736 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:58,736 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:33:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:33:58,903 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-13 20:33:58,904 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452310389] [2019-10-13 20:33:58,904 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:33:58,904 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:33:58,904 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752187678] [2019-10-13 20:33:58,905 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:33:58,905 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:33:58,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:33:58,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:33:58,906 INFO L87 Difference]: Start difference. First operand 891 states and 1154 transitions. Second operand 5 states. [2019-10-13 20:33:58,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:33:58,996 INFO L93 Difference]: Finished difference Result 1823 states and 2389 transitions. [2019-10-13 20:33:58,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 20:33:58,998 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 218 [2019-10-13 20:33:58,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:33:59,004 INFO L225 Difference]: With dead ends: 1823 [2019-10-13 20:33:59,005 INFO L226 Difference]: Without dead ends: 959 [2019-10-13 20:33:59,010 INFO L600 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 [2019-10-13 20:33:59,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2019-10-13 20:33:59,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 899. [2019-10-13 20:33:59,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 899 states. [2019-10-13 20:33:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 899 states and 1162 transitions. [2019-10-13 20:33:59,106 INFO L78 Accepts]: Start accepts. Automaton has 899 states and 1162 transitions. Word has length 218 [2019-10-13 20:33:59,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:33:59,108 INFO L462 AbstractCegarLoop]: Abstraction has 899 states and 1162 transitions. [2019-10-13 20:33:59,108 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:33:59,108 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1162 transitions. [2019-10-13 20:33:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2019-10-13 20:33:59,117 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:33:59,118 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:33:59,118 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:33:59,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:33:59,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1238057040, now seen corresponding path program 1 times [2019-10-13 20:33:59,119 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:33:59,119 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260328760] [2019-10-13 20:33:59,119 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:59,119 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:59,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:33:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:33:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2019-10-13 20:33:59,401 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260328760] [2019-10-13 20:33:59,401 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:33:59,402 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 20:33:59,402 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597982915] [2019-10-13 20:33:59,403 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 20:33:59,403 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:33:59,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 20:33:59,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 20:33:59,404 INFO L87 Difference]: Start difference. First operand 899 states and 1162 transitions. Second operand 4 states. [2019-10-13 20:33:59,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:33:59,482 INFO L93 Difference]: Finished difference Result 1817 states and 2396 transitions. [2019-10-13 20:33:59,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-13 20:33:59,483 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 323 [2019-10-13 20:33:59,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:33:59,491 INFO L225 Difference]: With dead ends: 1817 [2019-10-13 20:33:59,491 INFO L226 Difference]: Without dead ends: 945 [2019-10-13 20:33:59,497 INFO L600 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 [2019-10-13 20:33:59,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2019-10-13 20:33:59,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 903. [2019-10-13 20:33:59,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 903 states. [2019-10-13 20:33:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1166 transitions. [2019-10-13 20:33:59,537 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1166 transitions. Word has length 323 [2019-10-13 20:33:59,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:33:59,538 INFO L462 AbstractCegarLoop]: Abstraction has 903 states and 1166 transitions. [2019-10-13 20:33:59,538 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 20:33:59,538 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1166 transitions. [2019-10-13 20:33:59,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2019-10-13 20:33:59,547 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:33:59,547 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:33:59,548 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:33:59,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:33:59,548 INFO L82 PathProgramCache]: Analyzing trace with hash 2020237410, now seen corresponding path program 1 times [2019-10-13 20:33:59,549 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:33:59,549 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733150258] [2019-10-13 20:33:59,549 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:59,549 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:33:59,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:33:59,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:33:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2019-10-13 20:33:59,944 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733150258] [2019-10-13 20:33:59,944 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:33:59,944 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:33:59,944 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585366671] [2019-10-13 20:33:59,946 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:33:59,946 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:33:59,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:33:59,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:33:59,947 INFO L87 Difference]: Start difference. First operand 903 states and 1166 transitions. Second operand 3 states. [2019-10-13 20:34:00,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:00,020 INFO L93 Difference]: Finished difference Result 1789 states and 2348 transitions. [2019-10-13 20:34:00,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:34:00,020 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 334 [2019-10-13 20:34:00,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:00,026 INFO L225 Difference]: With dead ends: 1789 [2019-10-13 20:34:00,026 INFO L226 Difference]: Without dead ends: 913 [2019-10-13 20:34:00,030 INFO L600 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 [2019-10-13 20:34:00,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2019-10-13 20:34:00,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 907. [2019-10-13 20:34:00,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 907 states. [2019-10-13 20:34:00,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1170 transitions. [2019-10-13 20:34:00,062 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1170 transitions. Word has length 334 [2019-10-13 20:34:00,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:00,063 INFO L462 AbstractCegarLoop]: Abstraction has 907 states and 1170 transitions. [2019-10-13 20:34:00,063 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:34:00,063 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1170 transitions. [2019-10-13 20:34:00,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-10-13 20:34:00,074 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:00,075 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:34:00,075 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:00,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:00,075 INFO L82 PathProgramCache]: Analyzing trace with hash 2130139071, now seen corresponding path program 1 times [2019-10-13 20:34:00,076 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:00,076 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282257894] [2019-10-13 20:34:00,076 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:00,076 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:00,076 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:00,409 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2019-10-13 20:34:00,410 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282257894] [2019-10-13 20:34:00,410 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:34:00,410 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 20:34:00,411 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670977920] [2019-10-13 20:34:00,411 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 20:34:00,412 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:34:00,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 20:34:00,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 20:34:00,413 INFO L87 Difference]: Start difference. First operand 907 states and 1170 transitions. Second operand 7 states. [2019-10-13 20:34:00,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:00,518 INFO L93 Difference]: Finished difference Result 1821 states and 2392 transitions. [2019-10-13 20:34:00,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:34:00,518 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 343 [2019-10-13 20:34:00,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:00,524 INFO L225 Difference]: With dead ends: 1821 [2019-10-13 20:34:00,524 INFO L226 Difference]: Without dead ends: 941 [2019-10-13 20:34:00,528 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-13 20:34:00,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2019-10-13 20:34:00,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 935. [2019-10-13 20:34:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 935 states. [2019-10-13 20:34:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1208 transitions. [2019-10-13 20:34:00,559 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1208 transitions. Word has length 343 [2019-10-13 20:34:00,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:00,560 INFO L462 AbstractCegarLoop]: Abstraction has 935 states and 1208 transitions. [2019-10-13 20:34:00,560 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 20:34:00,560 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1208 transitions. [2019-10-13 20:34:00,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-10-13 20:34:00,568 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:00,568 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:34:00,569 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:00,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:00,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1561186979, now seen corresponding path program 1 times [2019-10-13 20:34:00,569 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:00,570 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625353569] [2019-10-13 20:34:00,570 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:00,570 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:00,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:00,869 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2019-10-13 20:34:00,870 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625353569] [2019-10-13 20:34:00,870 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:34:00,870 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 20:34:00,871 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174228300] [2019-10-13 20:34:00,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 20:34:00,872 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:34:00,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 20:34:00,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 20:34:00,873 INFO L87 Difference]: Start difference. First operand 935 states and 1208 transitions. Second operand 7 states. [2019-10-13 20:34:01,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:01,013 INFO L93 Difference]: Finished difference Result 1863 states and 2433 transitions. [2019-10-13 20:34:01,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 20:34:01,014 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 345 [2019-10-13 20:34:01,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:01,020 INFO L225 Difference]: With dead ends: 1863 [2019-10-13 20:34:01,020 INFO L226 Difference]: Without dead ends: 955 [2019-10-13 20:34:01,025 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-13 20:34:01,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2019-10-13 20:34:01,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 939. [2019-10-13 20:34:01,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 939 states. [2019-10-13 20:34:01,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1212 transitions. [2019-10-13 20:34:01,057 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1212 transitions. Word has length 345 [2019-10-13 20:34:01,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:01,058 INFO L462 AbstractCegarLoop]: Abstraction has 939 states and 1212 transitions. [2019-10-13 20:34:01,058 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 20:34:01,058 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1212 transitions. [2019-10-13 20:34:01,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-10-13 20:34:01,067 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:01,067 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:34:01,067 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:01,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:01,068 INFO L82 PathProgramCache]: Analyzing trace with hash 2012860895, now seen corresponding path program 1 times [2019-10-13 20:34:01,068 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:01,068 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559614722] [2019-10-13 20:34:01,069 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:01,069 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:01,069 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:01,355 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2019-10-13 20:34:01,355 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559614722] [2019-10-13 20:34:01,355 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [351712046] [2019-10-13 20:34:01,356 INFO L94 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 [2019-10-13 20:34:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:02,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 3038 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-13 20:34:02,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 20:34:02,247 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-10-13 20:34:02,247 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 20:34:02,930 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2019-10-13 20:34:02,930 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 20:34:02,931 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 6 [2019-10-13 20:34:02,932 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010767668] [2019-10-13 20:34:02,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:34:02,935 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:34:02,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:34:02,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 20:34:02,936 INFO L87 Difference]: Start difference. First operand 939 states and 1212 transitions. Second operand 3 states. [2019-10-13 20:34:02,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:02,977 INFO L93 Difference]: Finished difference Result 1852 states and 2396 transitions. [2019-10-13 20:34:02,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:34:02,977 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 345 [2019-10-13 20:34:02,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:02,984 INFO L225 Difference]: With dead ends: 1852 [2019-10-13 20:34:02,984 INFO L226 Difference]: Without dead ends: 940 [2019-10-13 20:34:02,988 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 690 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 20:34:02,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2019-10-13 20:34:03,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 940. [2019-10-13 20:34:03,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 940 states. [2019-10-13 20:34:03,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1213 transitions. [2019-10-13 20:34:03,024 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1213 transitions. Word has length 345 [2019-10-13 20:34:03,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:03,025 INFO L462 AbstractCegarLoop]: Abstraction has 940 states and 1213 transitions. [2019-10-13 20:34:03,025 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:34:03,025 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1213 transitions. [2019-10-13 20:34:03,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-10-13 20:34:03,031 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:03,031 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:34:03,248 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 20:34:03,248 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:03,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:03,249 INFO L82 PathProgramCache]: Analyzing trace with hash -373648611, now seen corresponding path program 1 times [2019-10-13 20:34:03,249 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:03,249 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677606429] [2019-10-13 20:34:03,250 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:03,250 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:03,250 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:03,578 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2019-10-13 20:34:03,579 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677606429] [2019-10-13 20:34:03,579 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130096594] [2019-10-13 20:34:03,579 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 20:34:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:04,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 3041 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-13 20:34:04,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 20:34:04,365 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2019-10-13 20:34:04,366 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 20:34:04,913 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2019-10-13 20:34:04,914 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 20:34:04,915 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 6 [2019-10-13 20:34:04,915 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192666623] [2019-10-13 20:34:04,916 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:34:04,916 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:34:04,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:34:04,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 20:34:04,920 INFO L87 Difference]: Start difference. First operand 940 states and 1213 transitions. Second operand 3 states. [2019-10-13 20:34:04,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:04,951 INFO L93 Difference]: Finished difference Result 940 states and 1213 transitions. [2019-10-13 20:34:04,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:34:04,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 345 [2019-10-13 20:34:04,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:04,953 INFO L225 Difference]: With dead ends: 940 [2019-10-13 20:34:04,953 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 20:34:04,957 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 690 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 20:34:04,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 20:34:04,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 20:34:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 20:34:04,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 20:34:04,958 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 345 [2019-10-13 20:34:04,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:04,959 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 20:34:04,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:34:04,959 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 20:34:04,959 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 20:34:05,167 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 20:34:05,172 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 20:34:05,628 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-13 20:34:07,557 INFO L443 ceAbstractionStarter]: For program point L3360(lines 3360 3369) no Hoare annotation was computed. [2019-10-13 20:34:07,557 INFO L443 ceAbstractionStarter]: For program point L3361-1(line 3361) no Hoare annotation was computed. [2019-10-13 20:34:07,558 INFO L446 ceAbstractionStarter]: At program point L3361(line 3361) the Hoare annotation is: true [2019-10-13 20:34:07,558 INFO L446 ceAbstractionStarter]: At program point L3358(line 3358) the Hoare annotation is: true [2019-10-13 20:34:07,558 INFO L443 ceAbstractionStarter]: For program point L3359(line 3359) no Hoare annotation was computed. [2019-10-13 20:34:07,558 INFO L446 ceAbstractionStarter]: At program point L3358-1(line 3358) the Hoare annotation is: true [2019-10-13 20:34:07,558 INFO L443 ceAbstractionStarter]: For program point copy_from_userFINAL(lines 3349 3372) no Hoare annotation was computed. [2019-10-13 20:34:07,558 INFO L446 ceAbstractionStarter]: At program point copy_from_userENTRY(lines 3349 3372) the Hoare annotation is: true [2019-10-13 20:34:07,559 INFO L443 ceAbstractionStarter]: For program point L3367-1(lines 3360 3369) no Hoare annotation was computed. [2019-10-13 20:34:07,559 INFO L446 ceAbstractionStarter]: At program point L3367(line 3367) the Hoare annotation is: true [2019-10-13 20:34:07,559 INFO L443 ceAbstractionStarter]: For program point L3364(lines 3364 3368) no Hoare annotation was computed. [2019-10-13 20:34:07,559 INFO L443 ceAbstractionStarter]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2019-10-13 20:34:07,559 INFO L446 ceAbstractionStarter]: At program point L3365(line 3365) the Hoare annotation is: true [2019-10-13 20:34:07,559 INFO L443 ceAbstractionStarter]: For program point L3363-1(line 3363) no Hoare annotation was computed. [2019-10-13 20:34:07,559 INFO L446 ceAbstractionStarter]: At program point L3363(line 3363) the Hoare annotation is: true [2019-10-13 20:34:07,559 INFO L443 ceAbstractionStarter]: For program point copy_from_userEXIT(lines 3349 3372) no Hoare annotation was computed. [2019-10-13 20:34:07,560 INFO L443 ceAbstractionStarter]: For program point L4187(lines 4187 4190) no Hoare annotation was computed. [2019-10-13 20:34:07,560 INFO L443 ceAbstractionStarter]: For program point L4187-2(lines 4187 4190) no Hoare annotation was computed. [2019-10-13 20:34:07,560 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)|))) [2019-10-13 20:34:07,560 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)|))) [2019-10-13 20:34:07,560 INFO L443 ceAbstractionStarter]: For program point pg_exitEXIT(lines 4161 4199) no Hoare annotation was computed. [2019-10-13 20:34:07,560 INFO L443 ceAbstractionStarter]: For program point L4171-1(lines 4171 4174) no Hoare annotation was computed. [2019-10-13 20:34:07,560 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)|))) [2019-10-13 20:34:07,561 INFO L443 ceAbstractionStarter]: For program point L4171(lines 4171 4174) no Hoare annotation was computed. [2019-10-13 20:34:07,561 INFO L439 ceAbstractionStarter]: At program point L4194(lines 4166 4198) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2019-10-13 20:34:07,562 INFO L439 ceAbstractionStarter]: At program point L4192(lines 4166 4198) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2019-10-13 20:34:07,562 INFO L439 ceAbstractionStarter]: At program point L4188(line 4188) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2019-10-13 20:34:07,563 INFO L443 ceAbstractionStarter]: For program point L4188-1(line 4188) no Hoare annotation was computed. [2019-10-13 20:34:07,563 INFO L443 ceAbstractionStarter]: For program point L4182(line 4182) no Hoare annotation was computed. [2019-10-13 20:34:07,563 INFO L439 ceAbstractionStarter]: At program point L4178(lines 4166 4198) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2019-10-13 20:34:07,563 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)|))) [2019-10-13 20:34:07,564 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)|))) [2019-10-13 20:34:07,565 INFO L443 ceAbstractionStarter]: For program point pg_exitFINAL(lines 4161 4199) no Hoare annotation was computed. [2019-10-13 20:34:07,565 INFO L446 ceAbstractionStarter]: At program point pi_releaseENTRY(lines 4542 4544) the Hoare annotation is: true [2019-10-13 20:34:07,565 INFO L443 ceAbstractionStarter]: For program point pi_releaseFINAL(lines 4542 4544) no Hoare annotation was computed. [2019-10-13 20:34:07,565 INFO L443 ceAbstractionStarter]: For program point pi_releaseEXIT(lines 4542 4544) no Hoare annotation was computed. [2019-10-13 20:34:07,565 INFO L446 ceAbstractionStarter]: At program point pg_releaseENTRY(lines 3937 3947) the Hoare annotation is: true [2019-10-13 20:34:07,565 INFO L443 ceAbstractionStarter]: For program point pg_releaseEXIT(lines 3937 3947) no Hoare annotation was computed. [2019-10-13 20:34:07,565 INFO L446 ceAbstractionStarter]: At program point L3944(line 3944) the Hoare annotation is: true [2019-10-13 20:34:07,565 INFO L443 ceAbstractionStarter]: For program point pg_releaseFINAL(lines 3937 3947) no Hoare annotation was computed. [2019-10-13 20:34:07,565 INFO L446 ceAbstractionStarter]: At program point L3942(line 3942) the Hoare annotation is: true [2019-10-13 20:34:07,566 INFO L443 ceAbstractionStarter]: For program point L3944-1(line 3944) no Hoare annotation was computed. [2019-10-13 20:34:07,566 INFO L443 ceAbstractionStarter]: For program point L3942-1(line 3942) no Hoare annotation was computed. [2019-10-13 20:34:07,566 INFO L443 ceAbstractionStarter]: For program point register_chrdevFINAL(lines 3317 3325) no Hoare annotation was computed. [2019-10-13 20:34:07,566 INFO L446 ceAbstractionStarter]: At program point L3322(line 3322) the Hoare annotation is: true [2019-10-13 20:34:07,566 INFO L446 ceAbstractionStarter]: At program point register_chrdevENTRY(lines 3317 3325) the Hoare annotation is: true [2019-10-13 20:34:07,566 INFO L443 ceAbstractionStarter]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2019-10-13 20:34:07,566 INFO L443 ceAbstractionStarter]: For program point register_chrdevEXIT(lines 3317 3325) no Hoare annotation was computed. [2019-10-13 20:34:07,566 INFO L443 ceAbstractionStarter]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2019-10-13 20:34:07,566 INFO L446 ceAbstractionStarter]: At program point L3473(line 3473) the Hoare annotation is: true [2019-10-13 20:34:07,567 INFO L443 ceAbstractionStarter]: For program point write_regFINAL(lines 3470 3476) no Hoare annotation was computed. [2019-10-13 20:34:07,567 INFO L446 ceAbstractionStarter]: At program point write_regENTRY(lines 3470 3476) the Hoare annotation is: true [2019-10-13 20:34:07,567 INFO L443 ceAbstractionStarter]: For program point write_regEXIT(lines 3470 3476) no Hoare annotation was computed. [2019-10-13 20:34:07,567 INFO L446 ceAbstractionStarter]: At program point pg_detectENTRY(lines 3826 3890) the Hoare annotation is: true [2019-10-13 20:34:07,567 INFO L443 ceAbstractionStarter]: For program point pg_detectFINAL(lines 3826 3890) no Hoare annotation was computed. [2019-10-13 20:34:07,567 INFO L443 ceAbstractionStarter]: For program point L3843(lines 3843 3852) no Hoare annotation was computed. [2019-10-13 20:34:07,567 INFO L443 ceAbstractionStarter]: For program point L3864(lines 3864 3873) no Hoare annotation was computed. [2019-10-13 20:34:07,569 INFO L439 ceAbstractionStarter]: At program point L3844(line 3844) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_detect_~k~3 0)) [2019-10-13 20:34:07,569 INFO L446 ceAbstractionStarter]: At program point L3877(lines 3853 3882) the Hoare annotation is: true [2019-10-13 20:34:07,569 INFO L443 ceAbstractionStarter]: For program point L3844-1(line 3844) no Hoare annotation was computed. [2019-10-13 20:34:07,570 INFO L443 ceAbstractionStarter]: For program point L3840(lines 3840 3882) no Hoare annotation was computed. [2019-10-13 20:34:07,570 INFO L443 ceAbstractionStarter]: For program point L3840-1(lines 3836 3889) no Hoare annotation was computed. [2019-10-13 20:34:07,570 INFO L443 ceAbstractionStarter]: For program point L3865-1(line 3865) no Hoare annotation was computed. [2019-10-13 20:34:07,570 INFO L446 ceAbstractionStarter]: At program point L3865(line 3865) the Hoare annotation is: true [2019-10-13 20:34:07,570 INFO L443 ceAbstractionStarter]: For program point L3849-1(line 3849) no Hoare annotation was computed. [2019-10-13 20:34:07,570 INFO L439 ceAbstractionStarter]: At program point L3849(line 3849) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_detect_~k~3 0)) [2019-10-13 20:34:07,570 INFO L443 ceAbstractionStarter]: For program point L3845(lines 3845 3850) no Hoare annotation was computed. [2019-10-13 20:34:07,570 INFO L446 ceAbstractionStarter]: At program point L3874(lines 3853 3882) the Hoare annotation is: true [2019-10-13 20:34:07,571 INFO L443 ceAbstractionStarter]: For program point L3841-1(lines 3841 3842) no Hoare annotation was computed. [2019-10-13 20:34:07,571 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)) [2019-10-13 20:34:07,571 INFO L443 ceAbstractionStarter]: For program point pg_detectEXIT(lines 3826 3890) no Hoare annotation was computed. [2019-10-13 20:34:07,571 INFO L446 ceAbstractionStarter]: At program point L3870(line 3870) the Hoare annotation is: true [2019-10-13 20:34:07,571 INFO L443 ceAbstractionStarter]: For program point L3870-1(line 3870) no Hoare annotation was computed. [2019-10-13 20:34:07,571 INFO L443 ceAbstractionStarter]: For program point L3866(lines 3866 3871) no Hoare annotation was computed. [2019-10-13 20:34:07,571 INFO L446 ceAbstractionStarter]: At program point L3862(lines 3862 3863) the Hoare annotation is: true [2019-10-13 20:34:07,571 INFO L443 ceAbstractionStarter]: For program point L3862-1(lines 3862 3863) no Hoare annotation was computed. [2019-10-13 20:34:07,571 INFO L443 ceAbstractionStarter]: For program point L3858(lines 3858 3861) no Hoare annotation was computed. [2019-10-13 20:34:07,572 INFO L446 ceAbstractionStarter]: At program point L3879(lines 3853 3882) the Hoare annotation is: true [2019-10-13 20:34:07,572 INFO L443 ceAbstractionStarter]: For program point __register_chrdevEXIT(lines 4474 4476) no Hoare annotation was computed. [2019-10-13 20:34:07,572 INFO L446 ceAbstractionStarter]: At program point __register_chrdevENTRY(lines 4474 4476) the Hoare annotation is: true [2019-10-13 20:34:07,572 INFO L443 ceAbstractionStarter]: For program point __register_chrdevFINAL(lines 4474 4476) no Hoare annotation was computed. [2019-10-13 20:34:07,572 INFO L446 ceAbstractionStarter]: At program point pi_disconnectENTRY(lines 4528 4530) the Hoare annotation is: true [2019-10-13 20:34:07,572 INFO L443 ceAbstractionStarter]: For program point pi_disconnectFINAL(lines 4528 4530) no Hoare annotation was computed. [2019-10-13 20:34:07,572 INFO L443 ceAbstractionStarter]: For program point pi_disconnectEXIT(lines 4528 4530) no Hoare annotation was computed. [2019-10-13 20:34:07,572 INFO L443 ceAbstractionStarter]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2019-10-13 20:34:07,573 INFO L443 ceAbstractionStarter]: For program point status_regEXIT(lines 3454 3461) no Hoare annotation was computed. [2019-10-13 20:34:07,573 INFO L446 ceAbstractionStarter]: At program point status_regENTRY(lines 3454 3461) the Hoare annotation is: true [2019-10-13 20:34:07,573 INFO L443 ceAbstractionStarter]: For program point status_regFINAL(lines 3454 3461) no Hoare annotation was computed. [2019-10-13 20:34:07,573 INFO L446 ceAbstractionStarter]: At program point L3458(line 3458) the Hoare annotation is: true [2019-10-13 20:34:07,573 INFO L446 ceAbstractionStarter]: At program point L3180(line 3180) the Hoare annotation is: true [2019-10-13 20:34:07,573 INFO L446 ceAbstractionStarter]: At program point __kmallocENTRY(lines 3178 3181) the Hoare annotation is: true [2019-10-13 20:34:07,573 INFO L443 ceAbstractionStarter]: For program point __kmallocFINAL(lines 3178 3181) no Hoare annotation was computed. [2019-10-13 20:34:07,573 INFO L443 ceAbstractionStarter]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2019-10-13 20:34:07,573 INFO L443 ceAbstractionStarter]: For program point __kmallocEXIT(lines 3178 3181) no Hoare annotation was computed. [2019-10-13 20:34:07,574 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intENTRY(lines 3236 3243) no Hoare annotation was computed. [2019-10-13 20:34:07,574 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intFINAL(lines 3236 3243) no Hoare annotation was computed. [2019-10-13 20:34:07,574 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intEXIT(lines 3236 3243) no Hoare annotation was computed. [2019-10-13 20:34:07,574 INFO L443 ceAbstractionStarter]: For program point L4321(line 4321) no Hoare annotation was computed. [2019-10-13 20:34:07,574 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 4216 4360) no Hoare annotation was computed. [2019-10-13 20:34:07,574 INFO L446 ceAbstractionStarter]: At program point L4338(lines 4237 4359) the Hoare annotation is: true [2019-10-13 20:34:07,574 INFO L443 ceAbstractionStarter]: For program point L4272-1(line 4272) no Hoare annotation was computed. [2019-10-13 20:34:07,574 INFO L446 ceAbstractionStarter]: At program point L4272(line 4272) the Hoare annotation is: true [2019-10-13 20:34:07,574 INFO L443 ceAbstractionStarter]: For program point L4330(lines 4330 4342) no Hoare annotation was computed. [2019-10-13 20:34:07,575 INFO L443 ceAbstractionStarter]: For program point L4264(lines 4264 4312) no Hoare annotation was computed. [2019-10-13 20:34:07,575 INFO L443 ceAbstractionStarter]: For program point L4322(lines 4322 4327) no Hoare annotation was computed. [2019-10-13 20:34:07,575 INFO L446 ceAbstractionStarter]: At program point L4331(line 4331) the Hoare annotation is: true [2019-10-13 20:34:07,575 INFO L443 ceAbstractionStarter]: For program point L4331-1(line 4331) no Hoare annotation was computed. [2019-10-13 20:34:07,575 INFO L443 ceAbstractionStarter]: For program point L4265(line 4265) no Hoare annotation was computed. [2019-10-13 20:34:07,575 INFO L446 ceAbstractionStarter]: At program point L4323(line 4323) the Hoare annotation is: true [2019-10-13 20:34:07,575 INFO L443 ceAbstractionStarter]: For program point L4323-1(line 4323) no Hoare annotation was computed. [2019-10-13 20:34:07,575 INFO L443 ceAbstractionStarter]: For program point L4299(line 4299) no Hoare annotation was computed. [2019-10-13 20:34:07,575 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 4216 4360) no Hoare annotation was computed. [2019-10-13 20:34:07,576 INFO L443 ceAbstractionStarter]: For program point L4266(lines 4266 4270) no Hoare annotation was computed. [2019-10-13 20:34:07,576 INFO L443 ceAbstractionStarter]: For program point L4332-2(lines 4330 4341) no Hoare annotation was computed. [2019-10-13 20:34:07,576 INFO L443 ceAbstractionStarter]: For program point L4332(lines 4332 4335) no Hoare annotation was computed. [2019-10-13 20:34:07,576 INFO L443 ceAbstractionStarter]: For program point L4266-2(lines 4264 4312) no Hoare annotation was computed. [2019-10-13 20:34:07,576 INFO L443 ceAbstractionStarter]: For program point L4357(line 4357) no Hoare annotation was computed. [2019-10-13 20:34:07,576 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)|))) [2019-10-13 20:34:07,576 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)|))) [2019-10-13 20:34:07,576 INFO L443 ceAbstractionStarter]: For program point L4250-1(line 4250) no Hoare annotation was computed. [2019-10-13 20:34:07,576 INFO L446 ceAbstractionStarter]: At program point L4267(line 4267) the Hoare annotation is: true [2019-10-13 20:34:07,577 INFO L443 ceAbstractionStarter]: For program point L4267-1(line 4267) no Hoare annotation was computed. [2019-10-13 20:34:07,577 INFO L443 ceAbstractionStarter]: For program point L4300(lines 4300 4308) no Hoare annotation was computed. [2019-10-13 20:34:07,577 INFO L443 ceAbstractionStarter]: For program point L4292(line 4292) no Hoare annotation was computed. [2019-10-13 20:34:07,578 INFO L443 ceAbstractionStarter]: For program point L4317(line 4317) no Hoare annotation was computed. [2019-10-13 20:34:07,578 INFO L446 ceAbstractionStarter]: At program point L4301(line 4301) the Hoare annotation is: true [2019-10-13 20:34:07,578 INFO L443 ceAbstractionStarter]: For program point L4301-1(line 4301) no Hoare annotation was computed. [2019-10-13 20:34:07,578 INFO L443 ceAbstractionStarter]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2019-10-13 20:34:07,578 INFO L443 ceAbstractionStarter]: For program point L4260(lines 4260 4353) no Hoare annotation was computed. [2019-10-13 20:34:07,578 INFO L443 ceAbstractionStarter]: For program point L4351(line 4351) no Hoare annotation was computed. [2019-10-13 20:34:07,578 INFO L443 ceAbstractionStarter]: For program point L4318(lines 4318 4349) no Hoare annotation was computed. [2019-10-13 20:34:07,578 INFO L443 ceAbstractionStarter]: For program point L4252-1(line 4252) no Hoare annotation was computed. [2019-10-13 20:34:07,578 INFO L443 ceAbstractionStarter]: For program point L4285(line 4285) no Hoare annotation was computed. [2019-10-13 20:34:07,579 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)|))) [2019-10-13 20:34:07,579 INFO L443 ceAbstractionStarter]: For program point L4310(line 4310) no Hoare annotation was computed. [2019-10-13 20:34:07,579 INFO L443 ceAbstractionStarter]: For program point L4244-1(line 4244) no Hoare annotation was computed. [2019-10-13 20:34:07,579 INFO L443 ceAbstractionStarter]: For program point L4277(line 4277) no Hoare annotation was computed. [2019-10-13 20:34:07,579 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)|))) [2019-10-13 20:34:07,579 INFO L443 ceAbstractionStarter]: For program point L4302(lines 4302 4306) no Hoare annotation was computed. [2019-10-13 20:34:07,579 INFO L446 ceAbstractionStarter]: At program point L4294(line 4294) the Hoare annotation is: true [2019-10-13 20:34:07,579 INFO L443 ceAbstractionStarter]: For program point L4261(line 4261) no Hoare annotation was computed. [2019-10-13 20:34:07,580 INFO L443 ceAbstractionStarter]: For program point L4294-1(line 4294) no Hoare annotation was computed. [2019-10-13 20:34:07,580 INFO L443 ceAbstractionStarter]: For program point L4286(lines 4286 4290) no Hoare annotation was computed. [2019-10-13 20:34:07,580 INFO L446 ceAbstractionStarter]: At program point L4352(line 4352) the Hoare annotation is: true [2019-10-13 20:34:07,580 INFO L446 ceAbstractionStarter]: At program point L4311(line 4311) the Hoare annotation is: true [2019-10-13 20:34:07,580 INFO L443 ceAbstractionStarter]: For program point L4278(lines 4278 4283) no Hoare annotation was computed. [2019-10-13 20:34:07,580 INFO L443 ceAbstractionStarter]: For program point L4344(line 4344) no Hoare annotation was computed. [2019-10-13 20:34:07,580 INFO L443 ceAbstractionStarter]: For program point L4262(lines 4262 4315) no Hoare annotation was computed. [2019-10-13 20:34:07,580 INFO L446 ceAbstractionStarter]: At program point L4287(line 4287) the Hoare annotation is: true [2019-10-13 20:34:07,580 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)|))) [2019-10-13 20:34:07,580 INFO L443 ceAbstractionStarter]: For program point L4287-1(line 4287) no Hoare annotation was computed. [2019-10-13 20:34:07,581 INFO L443 ceAbstractionStarter]: For program point L4320(lines 4320 4346) no Hoare annotation was computed. [2019-10-13 20:34:07,581 INFO L443 ceAbstractionStarter]: For program point L4254-1(line 4254) no Hoare annotation was computed. [2019-10-13 20:34:07,581 INFO L446 ceAbstractionStarter]: At program point L4279(line 4279) the Hoare annotation is: true [2019-10-13 20:34:07,581 INFO L443 ceAbstractionStarter]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2019-10-13 20:34:07,581 INFO L446 ceAbstractionStarter]: At program point L4345(line 4345) the Hoare annotation is: true [2019-10-13 20:34:07,581 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)|))) [2019-10-13 20:34:07,581 INFO L443 ceAbstractionStarter]: For program point L4238-1(line 4238) no Hoare annotation was computed. [2019-10-13 20:34:07,581 INFO L443 ceAbstractionStarter]: For program point L4329(line 4329) no Hoare annotation was computed. [2019-10-13 20:34:07,581 INFO L446 ceAbstractionStarter]: At program point L4354(lines 4237 4359) the Hoare annotation is: true [2019-10-13 20:34:07,582 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrFINAL(lines 3244 3251) no Hoare annotation was computed. [2019-10-13 20:34:07,582 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrEXIT(lines 3244 3251) no Hoare annotation was computed. [2019-10-13 20:34:07,582 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrENTRY(lines 3244 3251) no Hoare annotation was computed. [2019-10-13 20:34:07,582 INFO L443 ceAbstractionStarter]: For program point __const_udelayFINAL(lines 4464 4466) no Hoare annotation was computed. [2019-10-13 20:34:07,583 INFO L443 ceAbstractionStarter]: For program point __const_udelayEXIT(lines 4464 4466) no Hoare annotation was computed. [2019-10-13 20:34:07,583 INFO L446 ceAbstractionStarter]: At program point __const_udelayENTRY(lines 4464 4466) the Hoare annotation is: true [2019-10-13 20:34:07,583 INFO L443 ceAbstractionStarter]: For program point DRIVEFINAL(lines 3477 3482) no Hoare annotation was computed. [2019-10-13 20:34:07,584 INFO L443 ceAbstractionStarter]: For program point DRIVEEXIT(lines 3477 3482) no Hoare annotation was computed. [2019-10-13 20:34:07,584 INFO L446 ceAbstractionStarter]: At program point DRIVEENTRY(lines 3477 3482) the Hoare annotation is: true [2019-10-13 20:34:07,584 INFO L443 ceAbstractionStarter]: For program point pg_writeEXIT(lines 3948 4022) no Hoare annotation was computed. [2019-10-13 20:34:07,584 INFO L443 ceAbstractionStarter]: For program point L3991(lines 3991 3994) no Hoare annotation was computed. [2019-10-13 20:34:07,584 INFO L443 ceAbstractionStarter]: For program point L4016(lines 4016 4019) no Hoare annotation was computed. [2019-10-13 20:34:07,584 INFO L446 ceAbstractionStarter]: At program point L4004(line 4004) the Hoare annotation is: true [2019-10-13 20:34:07,584 INFO L443 ceAbstractionStarter]: For program point L4004-1(line 4004) no Hoare annotation was computed. [2019-10-13 20:34:07,584 INFO L443 ceAbstractionStarter]: For program point pg_writeFINAL(lines 3948 4022) no Hoare annotation was computed. [2019-10-13 20:34:07,584 INFO L446 ceAbstractionStarter]: At program point pg_writeENTRY(lines 3948 4022) the Hoare annotation is: true [2019-10-13 20:34:07,585 INFO L443 ceAbstractionStarter]: For program point L4005(lines 4005 4012) no Hoare annotation was computed. [2019-10-13 20:34:07,585 INFO L446 ceAbstractionStarter]: At program point L3968(line 3968) the Hoare annotation is: true [2019-10-13 20:34:07,585 INFO L443 ceAbstractionStarter]: For program point L3968-1(line 3968) no Hoare annotation was computed. [2019-10-13 20:34:07,585 INFO L443 ceAbstractionStarter]: For program point L3964(lines 3964 3967) no Hoare annotation was computed. [2019-10-13 20:34:07,585 INFO L443 ceAbstractionStarter]: For program point L3960(lines 3960 3963) no Hoare annotation was computed. [2019-10-13 20:34:07,585 INFO L443 ceAbstractionStarter]: For program point L3985(lines 3985 3997) no Hoare annotation was computed. [2019-10-13 20:34:07,585 INFO L446 ceAbstractionStarter]: At program point L4014(lines 4014 4015) the Hoare annotation is: true [2019-10-13 20:34:07,585 INFO L443 ceAbstractionStarter]: For program point L3981(lines 3981 3984) no Hoare annotation was computed. [2019-10-13 20:34:07,585 INFO L443 ceAbstractionStarter]: For program point L4014-1(lines 4014 4015) no Hoare annotation was computed. [2019-10-13 20:34:07,585 INFO L443 ceAbstractionStarter]: For program point L3977(line 3977) no Hoare annotation was computed. [2019-10-13 20:34:07,586 INFO L443 ceAbstractionStarter]: For program point L4006(lines 4006 4009) no Hoare annotation was computed. [2019-10-13 20:34:07,586 INFO L443 ceAbstractionStarter]: For program point L3977-2(lines 3977 3980) no Hoare annotation was computed. [2019-10-13 20:34:07,586 INFO L443 ceAbstractionStarter]: For program point L3973(lines 3973 3976) no Hoare annotation was computed. [2019-10-13 20:34:07,586 INFO L443 ceAbstractionStarter]: For program point L3969(lines 3969 3972) no Hoare annotation was computed. [2019-10-13 20:34:07,586 INFO L443 ceAbstractionStarter]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2019-10-13 20:34:07,586 INFO L446 ceAbstractionStarter]: At program point L3990(line 3990) the Hoare annotation is: true [2019-10-13 20:34:07,586 INFO L443 ceAbstractionStarter]: For program point L3990-1(line 3990) no Hoare annotation was computed. [2019-10-13 20:34:07,586 INFO L443 ceAbstractionStarter]: For program point L3986(lines 3986 3989) no Hoare annotation was computed. [2019-10-13 20:34:07,586 INFO L443 ceAbstractionStarter]: For program point _copy_to_userEXIT(lines 4485 4487) no Hoare annotation was computed. [2019-10-13 20:34:07,587 INFO L446 ceAbstractionStarter]: At program point _copy_to_userENTRY(lines 4485 4487) the Hoare annotation is: true [2019-10-13 20:34:07,587 INFO L443 ceAbstractionStarter]: For program point _copy_to_userFINAL(lines 4485 4487) no Hoare annotation was computed. [2019-10-13 20:34:07,587 INFO L443 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 3267 3273) no Hoare annotation was computed. [2019-10-13 20:34:07,587 INFO L446 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 3267 3273) the Hoare annotation is: true [2019-10-13 20:34:07,587 INFO L443 ceAbstractionStarter]: For program point unregister_chrdevFINAL(lines 3328 3334) no Hoare annotation was computed. [2019-10-13 20:34:07,587 INFO L443 ceAbstractionStarter]: For program point unregister_chrdevEXIT(lines 3328 3334) no Hoare annotation was computed. [2019-10-13 20:34:07,587 INFO L446 ceAbstractionStarter]: At program point unregister_chrdevENTRY(lines 3328 3334) the Hoare annotation is: true [2019-10-13 20:34:07,587 INFO L446 ceAbstractionStarter]: At program point L3331(line 3331) the Hoare annotation is: true [2019-10-13 20:34:07,587 INFO L446 ceAbstractionStarter]: At program point ldv_initializeFINAL(lines 4505 4507) the Hoare annotation is: true [2019-10-13 20:34:07,587 INFO L443 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 4505 4507) no Hoare annotation was computed. [2019-10-13 20:34:07,588 INFO L446 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2019-10-13 20:34:07,588 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2019-10-13 20:34:07,588 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2019-10-13 20:34:07,588 INFO L443 ceAbstractionStarter]: For program point external_allocFINAL(lines 4560 4562) no Hoare annotation was computed. [2019-10-13 20:34:07,588 INFO L443 ceAbstractionStarter]: For program point external_allocEXIT(lines 4560 4562) no Hoare annotation was computed. [2019-10-13 20:34:07,588 INFO L446 ceAbstractionStarter]: At program point external_allocENTRY(lines 4560 4562) the Hoare annotation is: true [2019-10-13 20:34:07,588 INFO L446 ceAbstractionStarter]: At program point pi_read_blockENTRY(lines 4535 4537) the Hoare annotation is: true [2019-10-13 20:34:07,588 INFO L443 ceAbstractionStarter]: For program point pi_read_blockFINAL(lines 4535 4537) no Hoare annotation was computed. [2019-10-13 20:34:07,588 INFO L443 ceAbstractionStarter]: For program point pi_read_blockEXIT(lines 4535 4537) no Hoare annotation was computed. [2019-10-13 20:34:07,588 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_nonatomicEXIT(lines 4423 4432) no Hoare annotation was computed. [2019-10-13 20:34:07,589 INFO L443 ceAbstractionStarter]: For program point L4428-1(lines 4423 4432) no Hoare annotation was computed. [2019-10-13 20:34:07,589 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_nonatomicENTRY(lines 4423 4432) no Hoare annotation was computed. [2019-10-13 20:34:07,589 INFO L443 ceAbstractionStarter]: For program point L4428(line 4428) no Hoare annotation was computed. [2019-10-13 20:34:07,589 INFO L443 ceAbstractionStarter]: For program point read_regFINAL(lines 3462 3469) no Hoare annotation was computed. [2019-10-13 20:34:07,589 INFO L443 ceAbstractionStarter]: For program point read_regEXIT(lines 3462 3469) no Hoare annotation was computed. [2019-10-13 20:34:07,589 INFO L446 ceAbstractionStarter]: At program point L3466(line 3466) the Hoare annotation is: true [2019-10-13 20:34:07,589 INFO L443 ceAbstractionStarter]: For program point L3466-1(line 3466) no Hoare annotation was computed. [2019-10-13 20:34:07,589 INFO L446 ceAbstractionStarter]: At program point read_regENTRY(lines 3462 3469) the Hoare annotation is: true [2019-10-13 20:34:07,589 INFO L443 ceAbstractionStarter]: For program point ldv_kmem_cache_alloc_16EXIT(lines 4369 4376) no Hoare annotation was computed. [2019-10-13 20:34:07,590 INFO L443 ceAbstractionStarter]: For program point ldv_kmem_cache_alloc_16ENTRY(lines 4369 4376) no Hoare annotation was computed. [2019-10-13 20:34:07,590 INFO L443 ceAbstractionStarter]: For program point L4372-1(line 4372) no Hoare annotation was computed. [2019-10-13 20:34:07,590 INFO L443 ceAbstractionStarter]: For program point ldv_kmem_cache_alloc_16FINAL(lines 4369 4376) no Hoare annotation was computed. [2019-10-13 20:34:07,590 INFO L443 ceAbstractionStarter]: For program point L4373(line 4373) no Hoare annotation was computed. [2019-10-13 20:34:07,590 INFO L443 ceAbstractionStarter]: For program point L4372(line 4372) no Hoare annotation was computed. [2019-10-13 20:34:07,590 INFO L446 ceAbstractionStarter]: At program point L4462(line 4462) the Hoare annotation is: true [2019-10-13 20:34:07,590 INFO L443 ceAbstractionStarter]: For program point __class_createFINAL(lines 4461 4463) no Hoare annotation was computed. [2019-10-13 20:34:07,590 INFO L443 ceAbstractionStarter]: For program point __class_createEXIT(lines 4461 4463) no Hoare annotation was computed. [2019-10-13 20:34:07,590 INFO L443 ceAbstractionStarter]: For program point L4462-1(line 4462) no Hoare annotation was computed. [2019-10-13 20:34:07,590 INFO L446 ceAbstractionStarter]: At program point __class_createENTRY(lines 4461 4463) the Hoare annotation is: true [2019-10-13 20:34:07,591 INFO L443 ceAbstractionStarter]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2019-10-13 20:34:07,591 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)|))) [2019-10-13 20:34:07,591 INFO L443 ceAbstractionStarter]: For program point L4393-1(line 4393) no Hoare annotation was computed. [2019-10-13 20:34:07,591 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)|))) [2019-10-13 20:34:07,591 INFO L443 ceAbstractionStarter]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2019-10-13 20:34:07,591 INFO L443 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 3159 3164) no Hoare annotation was computed. [2019-10-13 20:34:07,591 INFO L446 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 3159 3164) the Hoare annotation is: true [2019-10-13 20:34:07,591 INFO L443 ceAbstractionStarter]: For program point PTR_ERRFINAL(lines 3159 3164) no Hoare annotation was computed. [2019-10-13 20:34:07,593 INFO L443 ceAbstractionStarter]: For program point ldv_spin_unlockENTRY(lines 4440 4446) no Hoare annotation was computed. [2019-10-13 20:34:07,593 INFO L443 ceAbstractionStarter]: For program point ldv_spin_unlockFINAL(lines 4440 4446) no Hoare annotation was computed. [2019-10-13 20:34:07,593 INFO L443 ceAbstractionStarter]: For program point ldv_spin_unlockEXIT(lines 4440 4446) no Hoare annotation was computed. [2019-10-13 20:34:07,593 INFO L443 ceAbstractionStarter]: For program point ldv_spin_lockEXIT(lines 4433 4439) no Hoare annotation was computed. [2019-10-13 20:34:07,593 INFO L443 ceAbstractionStarter]: For program point ldv_spin_lockENTRY(lines 4433 4439) no Hoare annotation was computed. [2019-10-13 20:34:07,594 INFO L443 ceAbstractionStarter]: For program point ldv_spin_lockFINAL(lines 4433 4439) no Hoare annotation was computed. [2019-10-13 20:34:07,594 INFO L446 ceAbstractionStarter]: At program point L3681(lines 3648 3709) the Hoare annotation is: true [2019-10-13 20:34:07,594 INFO L446 ceAbstractionStarter]: At program point L3669(lines 3648 3709) the Hoare annotation is: true [2019-10-13 20:34:07,594 INFO L446 ceAbstractionStarter]: At program point L3657(line 3657) the Hoare annotation is: true [2019-10-13 20:34:07,594 INFO L443 ceAbstractionStarter]: For program point L3707-1(line 3707) no Hoare annotation was computed. [2019-10-13 20:34:07,594 INFO L446 ceAbstractionStarter]: At program point L3707(line 3707) the Hoare annotation is: true [2019-10-13 20:34:07,594 INFO L443 ceAbstractionStarter]: For program point L3666(lines 3666 3674) no Hoare annotation was computed. [2019-10-13 20:34:07,594 INFO L446 ceAbstractionStarter]: At program point L3662(lines 3648 3709) the Hoare annotation is: true [2019-10-13 20:34:07,595 INFO L446 ceAbstractionStarter]: At program point L3695(lines 3688 3705) the Hoare annotation is: true [2019-10-13 20:34:07,597 INFO L443 ceAbstractionStarter]: For program point pg_resetFINAL(lines 3637 3710) no Hoare annotation was computed. [2019-10-13 20:34:07,598 INFO L443 ceAbstractionStarter]: For program point L3658(line 3658) no Hoare annotation was computed. [2019-10-13 20:34:07,598 INFO L446 ceAbstractionStarter]: At program point L3654(line 3654) the Hoare annotation is: true [2019-10-13 20:34:07,598 INFO L443 ceAbstractionStarter]: For program point L3687(line 3687) no Hoare annotation was computed. [2019-10-13 20:34:07,598 INFO L443 ceAbstractionStarter]: For program point L3654-1(line 3654) no Hoare annotation was computed. [2019-10-13 20:34:07,598 INFO L443 ceAbstractionStarter]: For program point L3687-2(line 3687) no Hoare annotation was computed. [2019-10-13 20:34:07,598 INFO L446 ceAbstractionStarter]: At program point L3683(lines 3648 3709) the Hoare annotation is: true [2019-10-13 20:34:07,598 INFO L443 ceAbstractionStarter]: For program point L3679(line 3679) no Hoare annotation was computed. [2019-10-13 20:34:07,598 INFO L446 ceAbstractionStarter]: At program point L3675(lines 3648 3709) the Hoare annotation is: true [2019-10-13 20:34:07,599 INFO L443 ceAbstractionStarter]: For program point L3700(lines 3700 3703) no Hoare annotation was computed. [2019-10-13 20:34:07,599 INFO L443 ceAbstractionStarter]: For program point L3667-1(line 3667) no Hoare annotation was computed. [2019-10-13 20:34:07,599 INFO L443 ceAbstractionStarter]: For program point L3700-2(lines 3700 3703) no Hoare annotation was computed. [2019-10-13 20:34:07,599 INFO L446 ceAbstractionStarter]: At program point L3667(line 3667) the Hoare annotation is: true [2019-10-13 20:34:07,599 INFO L446 ceAbstractionStarter]: At program point pg_resetENTRY(lines 3637 3710) the Hoare annotation is: true [2019-10-13 20:34:07,599 INFO L443 ceAbstractionStarter]: For program point L3688(lines 3688 3706) no Hoare annotation was computed. [2019-10-13 20:34:07,599 INFO L443 ceAbstractionStarter]: For program point L3655-1(line 3655) no Hoare annotation was computed. [2019-10-13 20:34:07,599 INFO L443 ceAbstractionStarter]: For program point L3688-2(lines 3688 3706) no Hoare annotation was computed. [2019-10-13 20:34:07,600 INFO L446 ceAbstractionStarter]: At program point L3655(line 3655) the Hoare annotation is: true [2019-10-13 20:34:07,600 INFO L443 ceAbstractionStarter]: For program point pg_resetEXIT(lines 3637 3710) no Hoare annotation was computed. [2019-10-13 20:34:07,600 INFO L443 ceAbstractionStarter]: For program point L3668(lines 3668 3672) no Hoare annotation was computed. [2019-10-13 20:34:07,600 INFO L446 ceAbstractionStarter]: At program point L3697(lines 3688 3705) the Hoare annotation is: true [2019-10-13 20:34:07,600 INFO L446 ceAbstractionStarter]: At program point L3656(line 3656) the Hoare annotation is: true [2019-10-13 20:34:07,600 INFO L446 ceAbstractionStarter]: At program point L3656-1(line 3656) the Hoare annotation is: true [2019-10-13 20:34:07,600 INFO L446 ceAbstractionStarter]: At program point L4156(lines 4095 4159) the Hoare annotation is: true [2019-10-13 20:34:07,600 INFO L443 ceAbstractionStarter]: For program point pg_initFINAL(lines 4084 4160) no Hoare annotation was computed. [2019-10-13 20:34:07,601 INFO L446 ceAbstractionStarter]: At program point L4148(lines 4095 4159) the Hoare annotation is: true [2019-10-13 20:34:07,601 INFO L443 ceAbstractionStarter]: For program point L4115(lines 4115 4118) no Hoare annotation was computed. [2019-10-13 20:34:07,601 INFO L443 ceAbstractionStarter]: For program point L4115-2(lines 4115 4118) no Hoare annotation was computed. [2019-10-13 20:34:07,601 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)|))) [2019-10-13 20:34:07,601 INFO L443 ceAbstractionStarter]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2019-10-13 20:34:07,601 INFO L443 ceAbstractionStarter]: For program point L4132(lines 4132 4137) no Hoare annotation was computed. [2019-10-13 20:34:07,601 INFO L446 ceAbstractionStarter]: At program point L4120(lines 4109 4126) the Hoare annotation is: true [2019-10-13 20:34:07,601 INFO L446 ceAbstractionStarter]: At program point L4116(line 4116) the Hoare annotation is: true [2019-10-13 20:34:07,601 INFO L443 ceAbstractionStarter]: For program point L4116-1(line 4116) no Hoare annotation was computed. [2019-10-13 20:34:07,602 INFO L446 ceAbstractionStarter]: At program point L4108(line 4108) the Hoare annotation is: true [2019-10-13 20:34:07,602 INFO L443 ceAbstractionStarter]: For program point L4108-1(line 4108) no Hoare annotation was computed. [2019-10-13 20:34:07,602 INFO L443 ceAbstractionStarter]: For program point L4133-1(line 4133) no Hoare annotation was computed. [2019-10-13 20:34:07,602 INFO L446 ceAbstractionStarter]: At program point L4133(line 4133) the Hoare annotation is: true [2019-10-13 20:34:07,602 INFO L443 ceAbstractionStarter]: For program point L4096(lines 4096 4100) no Hoare annotation was computed. [2019-10-13 20:34:07,602 INFO L443 ceAbstractionStarter]: For program point L4129-1(line 4129) no Hoare annotation was computed. [2019-10-13 20:34:07,602 INFO L446 ceAbstractionStarter]: At program point L4129(line 4129) the Hoare annotation is: true [2019-10-13 20:34:07,602 INFO L446 ceAbstractionStarter]: At program point L4150(lines 4095 4159) the Hoare annotation is: true [2019-10-13 20:34:07,603 INFO L443 ceAbstractionStarter]: For program point L4142(lines 4142 4146) no Hoare annotation was computed. [2019-10-13 20:34:07,603 INFO L443 ceAbstractionStarter]: For program point L4142-2(lines 4142 4146) no Hoare annotation was computed. [2019-10-13 20:34:07,603 INFO L443 ceAbstractionStarter]: For program point L4109(lines 4109 4127) no Hoare annotation was computed. [2019-10-13 20:34:07,603 INFO L443 ceAbstractionStarter]: For program point pg_initEXIT(lines 4084 4160) no Hoare annotation was computed. [2019-10-13 20:34:07,603 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)|))) [2019-10-13 20:34:07,603 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)|))) [2019-10-13 20:34:07,603 INFO L446 ceAbstractionStarter]: At program point L4122(lines 4109 4126) the Hoare annotation is: true [2019-10-13 20:34:07,603 INFO L443 ceAbstractionStarter]: For program point L4102(line 4102) no Hoare annotation was computed. [2019-10-13 20:34:07,603 INFO L446 ceAbstractionStarter]: At program point L4135(lines 4095 4159) the Hoare annotation is: true [2019-10-13 20:34:07,603 INFO L443 ceAbstractionStarter]: For program point L4131-1(line 4131) no Hoare annotation was computed. [2019-10-13 20:34:07,604 INFO L446 ceAbstractionStarter]: At program point L4131(line 4131) the Hoare annotation is: true [2019-10-13 20:34:07,604 INFO L446 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 3202 3218) the Hoare annotation is: true [2019-10-13 20:34:07,604 INFO L443 ceAbstractionStarter]: For program point L3209(lines 3209 3216) no Hoare annotation was computed. [2019-10-13 20:34:07,604 INFO L443 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 3202 3218) no Hoare annotation was computed. [2019-10-13 20:34:07,604 INFO L443 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 3202 3218) no Hoare annotation was computed. [2019-10-13 20:34:07,604 INFO L443 ceAbstractionStarter]: For program point iminorEXIT(lines 3308 3313) no Hoare annotation was computed. [2019-10-13 20:34:07,604 INFO L446 ceAbstractionStarter]: At program point iminorENTRY(lines 3308 3313) the Hoare annotation is: true [2019-10-13 20:34:07,604 INFO L443 ceAbstractionStarter]: For program point iminorFINAL(lines 3308 3313) no Hoare annotation was computed. [2019-10-13 20:34:07,604 INFO L443 ceAbstractionStarter]: For program point L4059(lines 4059 4062) no Hoare annotation was computed. [2019-10-13 20:34:07,605 INFO L443 ceAbstractionStarter]: For program point pg_readFINAL(lines 4023 4083) no Hoare annotation was computed. [2019-10-13 20:34:07,605 INFO L443 ceAbstractionStarter]: For program point L4045(lines 4045 4051) no Hoare annotation was computed. [2019-10-13 20:34:07,605 INFO L446 ceAbstractionStarter]: At program point L4045-2(lines 4045 4051) the Hoare annotation is: true [2019-10-13 20:34:07,605 INFO L443 ceAbstractionStarter]: For program point L4072(lines 4072 4080) no Hoare annotation was computed. [2019-10-13 20:34:07,605 INFO L443 ceAbstractionStarter]: For program point pg_readEXIT(lines 4023 4083) no Hoare annotation was computed. [2019-10-13 20:34:07,605 INFO L443 ceAbstractionStarter]: For program point L4072-2(lines 4072 4080) no Hoare annotation was computed. [2019-10-13 20:34:07,605 INFO L443 ceAbstractionStarter]: For program point L4039(lines 4039 4042) no Hoare annotation was computed. [2019-10-13 20:34:07,605 INFO L443 ceAbstractionStarter]: For program point L4068(lines 4068 4071) no Hoare annotation was computed. [2019-10-13 20:34:07,605 INFO L446 ceAbstractionStarter]: At program point pg_readENTRY(lines 4023 4083) the Hoare annotation is: true [2019-10-13 20:34:07,605 INFO L443 ceAbstractionStarter]: For program point L4035(lines 4035 4038) no Hoare annotation was computed. [2019-10-13 20:34:07,606 INFO L443 ceAbstractionStarter]: For program point L4056(lines 4056 4064) no Hoare annotation was computed. [2019-10-13 20:34:07,606 INFO L443 ceAbstractionStarter]: For program point L4056-1(lines 4056 4064) no Hoare annotation was computed. [2019-10-13 20:34:07,606 INFO L443 ceAbstractionStarter]: For program point L4052(line 4052) no Hoare annotation was computed. [2019-10-13 20:34:07,606 INFO L443 ceAbstractionStarter]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2019-10-13 20:34:07,606 INFO L446 ceAbstractionStarter]: At program point L4044(line 4044) the Hoare annotation is: true [2019-10-13 20:34:07,606 INFO L443 ceAbstractionStarter]: For program point L4044-1(line 4044) no Hoare annotation was computed. [2019-10-13 20:34:07,606 INFO L443 ceAbstractionStarter]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2019-10-13 20:34:07,606 INFO L443 ceAbstractionStarter]: For program point L4073-1(lines 4073 4074) no Hoare annotation was computed. [2019-10-13 20:34:07,606 INFO L446 ceAbstractionStarter]: At program point L4073(lines 4073 4074) the Hoare annotation is: true [2019-10-13 20:34:07,606 INFO L443 ceAbstractionStarter]: For program point L4067-1(line 4067) no Hoare annotation was computed. [2019-10-13 20:34:07,607 INFO L446 ceAbstractionStarter]: At program point L4067(line 4067) the Hoare annotation is: true [2019-10-13 20:34:07,607 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flagsEXIT(lines 4400 4409) no Hoare annotation was computed. [2019-10-13 20:34:07,607 INFO L446 ceAbstractionStarter]: At program point ldv_check_alloc_flagsENTRY(lines 4400 4409) the Hoare annotation is: true [2019-10-13 20:34:07,607 INFO L443 ceAbstractionStarter]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2019-10-13 20:34:07,607 INFO L439 ceAbstractionStarter]: At program point L4405(line 4405) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2019-10-13 20:34:07,607 INFO L443 ceAbstractionStarter]: For program point L4405-1(lines 4400 4409) no Hoare annotation was computed. [2019-10-13 20:34:07,607 INFO L443 ceAbstractionStarter]: For program point L3777-1(line 3777) no Hoare annotation was computed. [2019-10-13 20:34:07,607 INFO L446 ceAbstractionStarter]: At program point L3777(line 3777) the Hoare annotation is: true [2019-10-13 20:34:07,607 INFO L446 ceAbstractionStarter]: At program point L3772(line 3772) the Hoare annotation is: true [2019-10-13 20:34:07,608 INFO L443 ceAbstractionStarter]: For program point L3773(lines 3773 3776) no Hoare annotation was computed. [2019-10-13 20:34:07,608 INFO L443 ceAbstractionStarter]: For program point L3772-1(line 3772) no Hoare annotation was computed. [2019-10-13 20:34:07,608 INFO L443 ceAbstractionStarter]: For program point pg_identifyEXIT(lines 3749 3791) no Hoare annotation was computed. [2019-10-13 20:34:07,608 INFO L446 ceAbstractionStarter]: At program point pg_identifyENTRY(lines 3749 3791) the Hoare annotation is: true [2019-10-13 20:34:07,608 INFO L443 ceAbstractionStarter]: For program point L3784(line 3784) no Hoare annotation was computed. [2019-10-13 20:34:07,608 INFO L443 ceAbstractionStarter]: For program point L3782(lines 3782 3788) no Hoare annotation was computed. [2019-10-13 20:34:07,608 INFO L446 ceAbstractionStarter]: At program point L3783-1(line 3783) the Hoare annotation is: true [2019-10-13 20:34:07,608 INFO L446 ceAbstractionStarter]: At program point L3783(line 3783) the Hoare annotation is: true [2019-10-13 20:34:07,608 INFO L443 ceAbstractionStarter]: For program point L3782-2(lines 3782 3788) no Hoare annotation was computed. [2019-10-13 20:34:07,609 INFO L443 ceAbstractionStarter]: For program point pg_identifyFINAL(lines 3749 3791) no Hoare annotation was computed. [2019-10-13 20:34:07,609 INFO L443 ceAbstractionStarter]: For program point L3778(lines 3778 3781) no Hoare annotation was computed. [2019-10-13 20:34:07,609 INFO L443 ceAbstractionStarter]: For program point pi_write_blockEXIT(lines 4545 4547) no Hoare annotation was computed. [2019-10-13 20:34:07,609 INFO L446 ceAbstractionStarter]: At program point pi_write_blockENTRY(lines 4545 4547) the Hoare annotation is: true [2019-10-13 20:34:07,609 INFO L443 ceAbstractionStarter]: For program point pi_write_blockFINAL(lines 4545 4547) no Hoare annotation was computed. [2019-10-13 20:34:07,609 INFO L443 ceAbstractionStarter]: For program point kfreeEXIT(lines 4564 4566) no Hoare annotation was computed. [2019-10-13 20:34:07,609 INFO L446 ceAbstractionStarter]: At program point kfreeENTRY(lines 4564 4566) the Hoare annotation is: true [2019-10-13 20:34:07,609 INFO L443 ceAbstractionStarter]: For program point kfreeFINAL(lines 4564 4566) no Hoare annotation was computed. [2019-10-13 20:34:07,609 INFO L446 ceAbstractionStarter]: At program point __unregister_chrdevENTRY(lines 4477 4479) the Hoare annotation is: true [2019-10-13 20:34:07,609 INFO L443 ceAbstractionStarter]: For program point __unregister_chrdevFINAL(lines 4477 4479) no Hoare annotation was computed. [2019-10-13 20:34:07,610 INFO L443 ceAbstractionStarter]: For program point __unregister_chrdevEXIT(lines 4477 4479) no Hoare annotation was computed. [2019-10-13 20:34:07,610 INFO L443 ceAbstractionStarter]: For program point pi_initEXIT(lines 4532 4534) no Hoare annotation was computed. [2019-10-13 20:34:07,611 INFO L446 ceAbstractionStarter]: At program point pi_initENTRY(lines 4532 4534) the Hoare annotation is: true [2019-10-13 20:34:07,611 INFO L443 ceAbstractionStarter]: For program point pi_initFINAL(lines 4532 4534) no Hoare annotation was computed. [2019-10-13 20:34:07,611 INFO L446 ceAbstractionStarter]: At program point L3486(line 3486) the Hoare annotation is: true [2019-10-13 20:34:07,612 INFO L443 ceAbstractionStarter]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2019-10-13 20:34:07,612 INFO L443 ceAbstractionStarter]: For program point pg_sleepEXIT(lines 3483 3489) no Hoare annotation was computed. [2019-10-13 20:34:07,612 INFO L446 ceAbstractionStarter]: At program point pg_sleepENTRY(lines 3483 3489) the Hoare annotation is: true [2019-10-13 20:34:07,612 INFO L443 ceAbstractionStarter]: For program point pg_sleepFINAL(lines 3483 3489) no Hoare annotation was computed. [2019-10-13 20:34:07,612 INFO L446 ceAbstractionStarter]: At program point might_faultFINAL(lines 4512 4514) the Hoare annotation is: true [2019-10-13 20:34:07,612 INFO L443 ceAbstractionStarter]: For program point might_faultEXIT(lines 4512 4514) no Hoare annotation was computed. [2019-10-13 20:34:07,612 INFO L446 ceAbstractionStarter]: At program point pi_read_regrENTRY(lines 4539 4541) the Hoare annotation is: true [2019-10-13 20:34:07,612 INFO L443 ceAbstractionStarter]: For program point pi_read_regrFINAL(lines 4539 4541) no Hoare annotation was computed. [2019-10-13 20:34:07,612 INFO L443 ceAbstractionStarter]: For program point pi_read_regrEXIT(lines 4539 4541) no Hoare annotation was computed. [2019-10-13 20:34:07,612 INFO L443 ceAbstractionStarter]: For program point printkFINAL(lines 4552 4554) no Hoare annotation was computed. [2019-10-13 20:34:07,613 INFO L443 ceAbstractionStarter]: For program point printkENTRY(lines 4552 4554) no Hoare annotation was computed. [2019-10-13 20:34:07,613 INFO L443 ceAbstractionStarter]: For program point printkEXIT(lines 4552 4554) no Hoare annotation was computed. [2019-10-13 20:34:07,613 INFO L446 ceAbstractionStarter]: At program point L4209(line 4209) the Hoare annotation is: true [2019-10-13 20:34:07,613 INFO L443 ceAbstractionStarter]: For program point L4209-1(line 4209) no Hoare annotation was computed. [2019-10-13 20:34:07,613 INFO L443 ceAbstractionStarter]: For program point ldv_file_operations_1EXIT(lines 4204 4215) no Hoare annotation was computed. [2019-10-13 20:34:07,613 INFO L446 ceAbstractionStarter]: At program point L4211(line 4211) the Hoare annotation is: true [2019-10-13 20:34:07,613 INFO L443 ceAbstractionStarter]: For program point L4211-1(line 4211) no Hoare annotation was computed. [2019-10-13 20:34:07,613 INFO L446 ceAbstractionStarter]: At program point ldv_file_operations_1ENTRY(lines 4204 4215) the Hoare annotation is: true [2019-10-13 20:34:07,613 INFO L443 ceAbstractionStarter]: For program point ldv_file_operations_1FINAL(lines 4204 4215) no Hoare annotation was computed. [2019-10-13 20:34:07,614 INFO L443 ceAbstractionStarter]: For program point ldv_spin_trylockENTRY(lines 4447 4459) no Hoare annotation was computed. [2019-10-13 20:34:07,614 INFO L443 ceAbstractionStarter]: For program point ldv_spin_trylockFINAL(lines 4447 4459) no Hoare annotation was computed. [2019-10-13 20:34:07,614 INFO L443 ceAbstractionStarter]: For program point L4451(line 4451) no Hoare annotation was computed. [2019-10-13 20:34:07,614 INFO L443 ceAbstractionStarter]: For program point L4451-1(line 4451) no Hoare annotation was computed. [2019-10-13 20:34:07,614 INFO L443 ceAbstractionStarter]: For program point L4452(lines 4452 4457) no Hoare annotation was computed. [2019-10-13 20:34:07,614 INFO L443 ceAbstractionStarter]: For program point ldv_spin_trylockEXIT(lines 4447 4459) no Hoare annotation was computed. [2019-10-13 20:34:07,614 INFO L443 ceAbstractionStarter]: For program point L3805-1(line 3805) no Hoare annotation was computed. [2019-10-13 20:34:07,614 INFO L443 ceAbstractionStarter]: For program point pg_probeEXIT(lines 3792 3825) no Hoare annotation was computed. [2019-10-13 20:34:07,614 INFO L446 ceAbstractionStarter]: At program point L3805(line 3805) the Hoare annotation is: true [2019-10-13 20:34:07,615 INFO L443 ceAbstractionStarter]: For program point L3803(line 3803) no Hoare annotation was computed. [2019-10-13 20:34:07,615 INFO L443 ceAbstractionStarter]: For program point L3799(lines 3799 3822) no Hoare annotation was computed. [2019-10-13 20:34:07,615 INFO L443 ceAbstractionStarter]: For program point L3799-2(lines 3799 3822) no Hoare annotation was computed. [2019-10-13 20:34:07,615 INFO L446 ceAbstractionStarter]: At program point L3818(line 3818) the Hoare annotation is: true [2019-10-13 20:34:07,615 INFO L446 ceAbstractionStarter]: At program point L3816(line 3816) the Hoare annotation is: true [2019-10-13 20:34:07,615 INFO L443 ceAbstractionStarter]: For program point L3818-1(line 3818) no Hoare annotation was computed. [2019-10-13 20:34:07,615 INFO L443 ceAbstractionStarter]: For program point L3816-1(line 3816) no Hoare annotation was computed. [2019-10-13 20:34:07,615 INFO L446 ceAbstractionStarter]: At program point L3812(lines 3799 3815) the Hoare annotation is: true [2019-10-13 20:34:07,615 INFO L446 ceAbstractionStarter]: At program point L3810(lines 3799 3815) the Hoare annotation is: true [2019-10-13 20:34:07,616 INFO L443 ceAbstractionStarter]: For program point pg_probeFINAL(lines 3792 3825) no Hoare annotation was computed. [2019-10-13 20:34:07,616 INFO L443 ceAbstractionStarter]: For program point L3804(lines 3804 3808) no Hoare annotation was computed. [2019-10-13 20:34:07,616 INFO L446 ceAbstractionStarter]: At program point pg_probeENTRY(lines 3792 3825) the Hoare annotation is: true [2019-10-13 20:34:07,616 INFO L443 ceAbstractionStarter]: For program point L3817(lines 3817 3821) no Hoare annotation was computed. [2019-10-13 20:34:07,616 INFO L443 ceAbstractionStarter]: For program point L3811(lines 3811 3814) no Hoare annotation was computed. [2019-10-13 20:34:07,616 INFO L443 ceAbstractionStarter]: For program point L3615-1(lines 3600 3635) no Hoare annotation was computed. [2019-10-13 20:34:07,616 INFO L443 ceAbstractionStarter]: For program point L3611(lines 3611 3614) no Hoare annotation was computed. [2019-10-13 20:34:07,616 INFO L443 ceAbstractionStarter]: For program point L3611-2(lines 3600 3635) no Hoare annotation was computed. [2019-10-13 20:34:07,616 INFO L443 ceAbstractionStarter]: For program point L3628(line 3628) no Hoare annotation was computed. [2019-10-13 20:34:07,617 INFO L443 ceAbstractionStarter]: For program point L3620(line 3620) no Hoare annotation was computed. [2019-10-13 20:34:07,617 INFO L443 ceAbstractionStarter]: For program point L3620-2(line 3620) no Hoare annotation was computed. [2019-10-13 20:34:07,617 INFO L446 ceAbstractionStarter]: At program point L3616(line 3616) the Hoare annotation is: true [2019-10-13 20:34:07,617 INFO L443 ceAbstractionStarter]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2019-10-13 20:34:07,617 INFO L446 ceAbstractionStarter]: At program point L3612(line 3612) the Hoare annotation is: true [2019-10-13 20:34:07,617 INFO L443 ceAbstractionStarter]: For program point L3612-1(line 3612) no Hoare annotation was computed. [2019-10-13 20:34:07,617 INFO L443 ceAbstractionStarter]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2019-10-13 20:34:07,617 INFO L446 ceAbstractionStarter]: At program point L3633(line 3633) the Hoare annotation is: true [2019-10-13 20:34:07,617 INFO L443 ceAbstractionStarter]: For program point L3629(lines 3629 3632) no Hoare annotation was computed. [2019-10-13 20:34:07,617 INFO L443 ceAbstractionStarter]: For program point L3609-1(line 3609) no Hoare annotation was computed. [2019-10-13 20:34:07,618 INFO L446 ceAbstractionStarter]: At program point L3609(line 3609) the Hoare annotation is: true [2019-10-13 20:34:07,618 INFO L443 ceAbstractionStarter]: For program point L3605(line 3605) no Hoare annotation was computed. [2019-10-13 20:34:07,618 INFO L443 ceAbstractionStarter]: For program point L3601-1(line 3601) no Hoare annotation was computed. [2019-10-13 20:34:07,618 INFO L446 ceAbstractionStarter]: At program point L3601(line 3601) the Hoare annotation is: true [2019-10-13 20:34:07,618 INFO L446 ceAbstractionStarter]: At program point L3630(lines 3600 3635) the Hoare annotation is: true [2019-10-13 20:34:07,618 INFO L443 ceAbstractionStarter]: For program point pg_completionFINAL(lines 3590 3636) no Hoare annotation was computed. [2019-10-13 20:34:07,618 INFO L446 ceAbstractionStarter]: At program point L3626(line 3626) the Hoare annotation is: true [2019-10-13 20:34:07,618 INFO L443 ceAbstractionStarter]: For program point L3626-1(line 3626) no Hoare annotation was computed. [2019-10-13 20:34:07,618 INFO L446 ceAbstractionStarter]: At program point L3606(line 3606) the Hoare annotation is: true [2019-10-13 20:34:07,619 INFO L443 ceAbstractionStarter]: For program point L3606-1(line 3606) no Hoare annotation was computed. [2019-10-13 20:34:07,619 INFO L443 ceAbstractionStarter]: For program point pg_completionEXIT(lines 3590 3636) no Hoare annotation was computed. [2019-10-13 20:34:07,619 INFO L446 ceAbstractionStarter]: At program point pg_completionENTRY(lines 3590 3636) the Hoare annotation is: true [2019-10-13 20:34:07,619 INFO L446 ceAbstractionStarter]: At program point L3627(lines 3600 3635) the Hoare annotation is: true [2019-10-13 20:34:07,619 INFO L443 ceAbstractionStarter]: For program point L3619-1(lines 3619 3623) no Hoare annotation was computed. [2019-10-13 20:34:07,619 INFO L443 ceAbstractionStarter]: For program point kmem_cache_allocFINAL(lines 4499 4501) no Hoare annotation was computed. [2019-10-13 20:34:07,619 INFO L443 ceAbstractionStarter]: For program point kmem_cache_allocEXIT(lines 4499 4501) no Hoare annotation was computed. [2019-10-13 20:34:07,619 INFO L443 ceAbstractionStarter]: For program point kmem_cache_allocENTRY(lines 4499 4501) no Hoare annotation was computed. [2019-10-13 20:34:07,619 INFO L443 ceAbstractionStarter]: For program point L4500-1(line 4500) no Hoare annotation was computed. [2019-10-13 20:34:07,619 INFO L443 ceAbstractionStarter]: For program point L4500(line 4500) no Hoare annotation was computed. [2019-10-13 20:34:07,621 INFO L443 ceAbstractionStarter]: For program point class_destroyFINAL(lines 4488 4490) no Hoare annotation was computed. [2019-10-13 20:34:07,621 INFO L443 ceAbstractionStarter]: For program point class_destroyEXIT(lines 4488 4490) no Hoare annotation was computed. [2019-10-13 20:34:07,622 INFO L446 ceAbstractionStarter]: At program point class_destroyENTRY(lines 4488 4490) the Hoare annotation is: true [2019-10-13 20:34:07,622 INFO L446 ceAbstractionStarter]: At program point mutex_unlockENTRY(lines 4518 4520) the Hoare annotation is: true [2019-10-13 20:34:07,622 INFO L443 ceAbstractionStarter]: For program point mutex_unlockEXIT(lines 4518 4520) no Hoare annotation was computed. [2019-10-13 20:34:07,622 INFO L443 ceAbstractionStarter]: For program point mutex_unlockFINAL(lines 4518 4520) no Hoare annotation was computed. [2019-10-13 20:34:07,622 INFO L443 ceAbstractionStarter]: For program point copy_to_userEXIT(lines 3373 3396) no Hoare annotation was computed. [2019-10-13 20:34:07,622 INFO L446 ceAbstractionStarter]: At program point copy_to_userENTRY(lines 3373 3396) the Hoare annotation is: true [2019-10-13 20:34:07,622 INFO L443 ceAbstractionStarter]: For program point L3391-1(lines 3384 3393) no Hoare annotation was computed. [2019-10-13 20:34:07,622 INFO L446 ceAbstractionStarter]: At program point L3391(line 3391) the Hoare annotation is: true [2019-10-13 20:34:07,622 INFO L443 ceAbstractionStarter]: For program point L3388(lines 3388 3392) no Hoare annotation was computed. [2019-10-13 20:34:07,623 INFO L443 ceAbstractionStarter]: For program point L3389-1(line 3389) no Hoare annotation was computed. [2019-10-13 20:34:07,623 INFO L446 ceAbstractionStarter]: At program point L3389(line 3389) the Hoare annotation is: true [2019-10-13 20:34:07,623 INFO L443 ceAbstractionStarter]: For program point copy_to_userFINAL(lines 3373 3396) no Hoare annotation was computed. [2019-10-13 20:34:07,623 INFO L443 ceAbstractionStarter]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2019-10-13 20:34:07,623 INFO L446 ceAbstractionStarter]: At program point L3387(line 3387) the Hoare annotation is: true [2019-10-13 20:34:07,623 INFO L443 ceAbstractionStarter]: For program point L3384(lines 3384 3393) no Hoare annotation was computed. [2019-10-13 20:34:07,623 INFO L443 ceAbstractionStarter]: For program point L3385-1(line 3385) no Hoare annotation was computed. [2019-10-13 20:34:07,623 INFO L446 ceAbstractionStarter]: At program point L3385(line 3385) the Hoare annotation is: true [2019-10-13 20:34:07,623 INFO L446 ceAbstractionStarter]: At program point L3382(line 3382) the Hoare annotation is: true [2019-10-13 20:34:07,623 INFO L443 ceAbstractionStarter]: For program point L3383(line 3383) no Hoare annotation was computed. [2019-10-13 20:34:07,624 INFO L446 ceAbstractionStarter]: At program point L3382-1(line 3382) the Hoare annotation is: true [2019-10-13 20:34:07,624 INFO L446 ceAbstractionStarter]: At program point L3520(line 3520) the Hoare annotation is: true [2019-10-13 20:34:07,624 INFO L443 ceAbstractionStarter]: For program point L3522-2(lines 3518 3533) no Hoare annotation was computed. [2019-10-13 20:34:07,624 INFO L443 ceAbstractionStarter]: For program point L3518(lines 3518 3534) no Hoare annotation was computed. [2019-10-13 20:34:07,624 INFO L443 ceAbstractionStarter]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2019-10-13 20:34:07,624 INFO L443 ceAbstractionStarter]: For program point pg_waitFINAL(lines 3490 3537) no Hoare annotation was computed. [2019-10-13 20:34:07,624 INFO L446 ceAbstractionStarter]: At program point L3514(lines 3499 3536) the Hoare annotation is: true [2019-10-13 20:34:07,624 INFO L443 ceAbstractionStarter]: For program point L3512(line 3512) no Hoare annotation was computed. [2019-10-13 20:34:07,624 INFO L443 ceAbstractionStarter]: For program point L3506(lines 3506 3510) no Hoare annotation was computed. [2019-10-13 20:34:07,624 INFO L443 ceAbstractionStarter]: For program point L3527-1(lines 3527 3530) no Hoare annotation was computed. [2019-10-13 20:34:07,625 INFO L446 ceAbstractionStarter]: At program point pg_waitENTRY(lines 3490 3537) the Hoare annotation is: true [2019-10-13 20:34:07,625 INFO L443 ceAbstractionStarter]: For program point pg_waitEXIT(lines 3490 3537) no Hoare annotation was computed. [2019-10-13 20:34:07,625 INFO L443 ceAbstractionStarter]: For program point L3521-1(line 3521) no Hoare annotation was computed. [2019-10-13 20:34:07,625 INFO L446 ceAbstractionStarter]: At program point L3521(line 3521) the Hoare annotation is: true [2019-10-13 20:34:07,625 INFO L443 ceAbstractionStarter]: For program point L3519-1(line 3519) no Hoare annotation was computed. [2019-10-13 20:34:07,625 INFO L446 ceAbstractionStarter]: At program point L3519(line 3519) the Hoare annotation is: true [2019-10-13 20:34:07,625 INFO L443 ceAbstractionStarter]: For program point L3513(lines 3513 3516) no Hoare annotation was computed. [2019-10-13 20:34:07,625 INFO L446 ceAbstractionStarter]: At program point L3509-1(lines 3499 3536) the Hoare annotation is: true [2019-10-13 20:34:07,625 INFO L446 ceAbstractionStarter]: At program point L3509(line 3509) the Hoare annotation is: true [2019-10-13 20:34:07,625 INFO L446 ceAbstractionStarter]: At program point L3507(line 3507) the Hoare annotation is: true [2019-10-13 20:34:07,626 INFO L443 ceAbstractionStarter]: For program point L3524(line 3524) no Hoare annotation was computed. [2019-10-13 20:34:07,626 INFO L443 ceAbstractionStarter]: For program point L3522(lines 3522 3526) no Hoare annotation was computed. [2019-10-13 20:34:07,626 INFO L443 ceAbstractionStarter]: For program point L3524-2(line 3524) no Hoare annotation was computed. [2019-10-13 20:34:07,626 INFO L443 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3264) no Hoare annotation was computed. [2019-10-13 20:34:07,626 INFO L443 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 3260 3266) no Hoare annotation was computed. [2019-10-13 20:34:07,626 INFO L446 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 3260 3266) the Hoare annotation is: true [2019-10-13 20:34:07,626 INFO L443 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 3260 3266) no Hoare annotation was computed. [2019-10-13 20:34:07,626 INFO L446 ceAbstractionStarter]: At program point pi_connectENTRY(lines 4525 4527) the Hoare annotation is: true [2019-10-13 20:34:07,630 INFO L443 ceAbstractionStarter]: For program point pi_connectEXIT(lines 4525 4527) no Hoare annotation was computed. [2019-10-13 20:34:07,630 INFO L443 ceAbstractionStarter]: For program point pi_connectFINAL(lines 4525 4527) no Hoare annotation was computed. [2019-10-13 20:34:07,630 INFO L446 ceAbstractionStarter]: At program point kmallocENTRY(lines 4361 4368) the Hoare annotation is: true [2019-10-13 20:34:07,630 INFO L446 ceAbstractionStarter]: At program point L4364-1(line 4364) the Hoare annotation is: true [2019-10-13 20:34:07,630 INFO L443 ceAbstractionStarter]: For program point L4365(line 4365) no Hoare annotation was computed. [2019-10-13 20:34:07,630 INFO L446 ceAbstractionStarter]: At program point L4364(line 4364) the Hoare annotation is: true [2019-10-13 20:34:07,630 INFO L443 ceAbstractionStarter]: For program point kmallocFINAL(lines 4361 4368) no Hoare annotation was computed. [2019-10-13 20:34:07,630 INFO L443 ceAbstractionStarter]: For program point kmallocEXIT(lines 4361 4368) no Hoare annotation was computed. [2019-10-13 20:34:07,631 INFO L446 ceAbstractionStarter]: At program point noop_llseekENTRY(lines 4522 4524) the Hoare annotation is: true [2019-10-13 20:34:07,631 INFO L443 ceAbstractionStarter]: For program point noop_llseekFINAL(lines 4522 4524) no Hoare annotation was computed. [2019-10-13 20:34:07,631 INFO L443 ceAbstractionStarter]: For program point noop_llseekEXIT(lines 4522 4524) no Hoare annotation was computed. [2019-10-13 20:34:07,631 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongENTRY(lines 3252 3259) no Hoare annotation was computed. [2019-10-13 20:34:07,631 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongEXIT(lines 3252 3259) no Hoare annotation was computed. [2019-10-13 20:34:07,631 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongFINAL(lines 3252 3259) no Hoare annotation was computed. [2019-10-13 20:34:07,631 INFO L443 ceAbstractionStarter]: For program point device_destroyFINAL(lines 4495 4497) no Hoare annotation was computed. [2019-10-13 20:34:07,631 INFO L443 ceAbstractionStarter]: For program point device_destroyEXIT(lines 4495 4497) no Hoare annotation was computed. [2019-10-13 20:34:07,631 INFO L446 ceAbstractionStarter]: At program point device_destroyENTRY(lines 4495 4497) the Hoare annotation is: true [2019-10-13 20:34:07,631 INFO L443 ceAbstractionStarter]: For program point L3586-1(line 3586) no Hoare annotation was computed. [2019-10-13 20:34:07,632 INFO L443 ceAbstractionStarter]: For program point L3549(line 3549) no Hoare annotation was computed. [2019-10-13 20:34:07,632 INFO L443 ceAbstractionStarter]: For program point L3547-1(line 3547) no Hoare annotation was computed. [2019-10-13 20:34:07,632 INFO L446 ceAbstractionStarter]: At program point L3578(lines 3569 3582) the Hoare annotation is: true [2019-10-13 20:34:07,632 INFO L446 ceAbstractionStarter]: At program point L3547(line 3547) the Hoare annotation is: true [2019-10-13 20:34:07,632 INFO L446 ceAbstractionStarter]: At program point L3576(lines 3569 3582) the Hoare annotation is: true [2019-10-13 20:34:07,632 INFO L443 ceAbstractionStarter]: For program point pg_commandEXIT(lines 3538 3589) no Hoare annotation was computed. [2019-10-13 20:34:07,632 INFO L446 ceAbstractionStarter]: At program point L3568(line 3568) the Hoare annotation is: true [2019-10-13 20:34:07,632 INFO L443 ceAbstractionStarter]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2019-10-13 20:34:07,632 INFO L446 ceAbstractionStarter]: At program point L3562(line 3562) the Hoare annotation is: true [2019-10-13 20:34:07,632 INFO L443 ceAbstractionStarter]: For program point L3562-1(line 3562) no Hoare annotation was computed. [2019-10-13 20:34:07,633 INFO L443 ceAbstractionStarter]: For program point L3558(lines 3558 3561) no Hoare annotation was computed. [2019-10-13 20:34:07,633 INFO L446 ceAbstractionStarter]: At program point L3556(line 3556) the Hoare annotation is: true [2019-10-13 20:34:07,633 INFO L446 ceAbstractionStarter]: At program point L3554(line 3554) the Hoare annotation is: true [2019-10-13 20:34:07,633 INFO L446 ceAbstractionStarter]: At program point L3554-1(line 3554) the Hoare annotation is: true [2019-10-13 20:34:07,633 INFO L443 ceAbstractionStarter]: For program point L3550(lines 3550 3553) no Hoare annotation was computed. [2019-10-13 20:34:07,633 INFO L446 ceAbstractionStarter]: At program point L3548(line 3548) the Hoare annotation is: true [2019-10-13 20:34:07,633 INFO L446 ceAbstractionStarter]: At program point L3546(line 3546) the Hoare annotation is: true [2019-10-13 20:34:07,633 INFO L443 ceAbstractionStarter]: For program point pg_commandFINAL(lines 3538 3589) no Hoare annotation was computed. [2019-10-13 20:34:07,633 INFO L446 ceAbstractionStarter]: At program point L3548-1(line 3548) the Hoare annotation is: true [2019-10-13 20:34:07,633 INFO L443 ceAbstractionStarter]: For program point L3546-1(line 3546) no Hoare annotation was computed. [2019-10-13 20:34:07,634 INFO L443 ceAbstractionStarter]: For program point L3569(lines 3569 3583) no Hoare annotation was computed. [2019-10-13 20:34:07,634 INFO L443 ceAbstractionStarter]: For program point L3569-2(lines 3569 3583) no Hoare annotation was computed. [2019-10-13 20:34:07,634 INFO L446 ceAbstractionStarter]: At program point L3565(lines 3545 3588) the Hoare annotation is: true [2019-10-13 20:34:07,634 INFO L446 ceAbstractionStarter]: At program point pg_commandENTRY(lines 3538 3589) the Hoare annotation is: true [2019-10-13 20:34:07,634 INFO L443 ceAbstractionStarter]: For program point L3563(lines 3563 3567) no Hoare annotation was computed. [2019-10-13 20:34:07,634 INFO L443 ceAbstractionStarter]: For program point L3557(line 3557) no Hoare annotation was computed. [2019-10-13 20:34:07,634 INFO L446 ceAbstractionStarter]: At program point L3586(line 3586) the Hoare annotation is: true [2019-10-13 20:34:07,634 INFO L446 ceAbstractionStarter]: At program point L3555(line 3555) the Hoare annotation is: true [2019-10-13 20:34:07,634 INFO L443 ceAbstractionStarter]: For program point __copy_to_user_overflowEXIT(lines 4470 4472) no Hoare annotation was computed. [2019-10-13 20:34:07,634 INFO L446 ceAbstractionStarter]: At program point __copy_to_user_overflowFINAL(lines 4470 4472) the Hoare annotation is: true [2019-10-13 20:34:07,635 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 3274 3279) no Hoare annotation was computed. [2019-10-13 20:34:07,635 INFO L446 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 3274 3279) the Hoare annotation is: true [2019-10-13 20:34:07,635 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 3274 3279) no Hoare annotation was computed. [2019-10-13 20:34:07,635 INFO L446 ceAbstractionStarter]: At program point clear_bitENTRY(lines 3138 3144) the Hoare annotation is: true [2019-10-13 20:34:07,635 INFO L443 ceAbstractionStarter]: For program point clear_bitFINAL(lines 3138 3144) no Hoare annotation was computed. [2019-10-13 20:34:07,635 INFO L443 ceAbstractionStarter]: For program point clear_bitEXIT(lines 3138 3144) no Hoare annotation was computed. [2019-10-13 20:34:07,635 INFO L443 ceAbstractionStarter]: For program point mutex_lock_nestedFINAL(lines 4515 4517) no Hoare annotation was computed. [2019-10-13 20:34:07,635 INFO L446 ceAbstractionStarter]: At program point mutex_lock_nestedENTRY(lines 4515 4517) the Hoare annotation is: true [2019-10-13 20:34:07,635 INFO L443 ceAbstractionStarter]: For program point mutex_lock_nestedEXIT(lines 4515 4517) no Hoare annotation was computed. [2019-10-13 20:34:07,635 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2019-10-13 20:34:07,636 INFO L446 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2019-10-13 20:34:07,636 INFO L446 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2019-10-13 20:34:07,636 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2019-10-13 20:34:07,636 INFO L443 ceAbstractionStarter]: For program point L4415(lines 4415 4418) no Hoare annotation was computed. [2019-10-13 20:34:07,636 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flags_and_return_some_pageFINAL(lines 4411 4422) no Hoare annotation was computed. [2019-10-13 20:34:07,636 INFO L443 ceAbstractionStarter]: For program point L4417(line 4417) no Hoare annotation was computed. [2019-10-13 20:34:07,636 INFO L443 ceAbstractionStarter]: For program point L4417-1(lines 4415 4418) no Hoare annotation was computed. [2019-10-13 20:34:07,636 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flags_and_return_some_pageENTRY(lines 4411 4422) no Hoare annotation was computed. [2019-10-13 20:34:07,636 INFO L443 ceAbstractionStarter]: For program point L4419(line 4419) no Hoare annotation was computed. [2019-10-13 20:34:07,637 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flags_and_return_some_pageEXIT(lines 4411 4422) no Hoare annotation was computed. [2019-10-13 20:34:07,637 INFO L446 ceAbstractionStarter]: At program point pi_write_regrENTRY(lines 4548 4550) the Hoare annotation is: true [2019-10-13 20:34:07,637 INFO L443 ceAbstractionStarter]: For program point pi_write_regrFINAL(lines 4548 4550) no Hoare annotation was computed. [2019-10-13 20:34:07,637 INFO L443 ceAbstractionStarter]: For program point pi_write_regrEXIT(lines 4548 4550) no Hoare annotation was computed. [2019-10-13 20:34:07,637 INFO L446 ceAbstractionStarter]: At program point pg_init_unitsENTRY(lines 3422 3453) the Hoare annotation is: true [2019-10-13 20:34:07,637 INFO L446 ceAbstractionStarter]: At program point L3448(lines 3427 3452) the Hoare annotation is: true [2019-10-13 20:34:07,637 INFO L446 ceAbstractionStarter]: At program point L3446(lines 3427 3452) the Hoare annotation is: true [2019-10-13 20:34:07,637 INFO L443 ceAbstractionStarter]: For program point pg_init_unitsEXIT(lines 3422 3453) no Hoare annotation was computed. [2019-10-13 20:34:07,637 INFO L443 ceAbstractionStarter]: For program point L3441(lines 3441 3444) no Hoare annotation was computed. [2019-10-13 20:34:07,637 INFO L443 ceAbstractionStarter]: For program point L3441-2(lines 3441 3444) no Hoare annotation was computed. [2019-10-13 20:34:07,637 INFO L443 ceAbstractionStarter]: For program point L3435-1(line 3435) no Hoare annotation was computed. [2019-10-13 20:34:07,638 INFO L446 ceAbstractionStarter]: At program point L3435(line 3435) the Hoare annotation is: true [2019-10-13 20:34:07,638 INFO L443 ceAbstractionStarter]: For program point pg_init_unitsFINAL(lines 3422 3453) no Hoare annotation was computed. [2019-10-13 20:34:07,638 INFO L446 ceAbstractionStarter]: At program point __copy_from_user_overflowFINAL(lines 4467 4469) the Hoare annotation is: true [2019-10-13 20:34:07,638 INFO L443 ceAbstractionStarter]: For program point __copy_from_user_overflowEXIT(lines 4467 4469) no Hoare annotation was computed. [2019-10-13 20:34:07,638 INFO L443 ceAbstractionStarter]: For program point ldv_kmalloc_12EXIT(lines 3184 3191) no Hoare annotation was computed. [2019-10-13 20:34:07,638 INFO L446 ceAbstractionStarter]: At program point L3188(line 3188) the Hoare annotation is: true [2019-10-13 20:34:07,638 INFO L446 ceAbstractionStarter]: At program point ldv_kmalloc_12ENTRY(lines 3184 3191) the Hoare annotation is: true [2019-10-13 20:34:07,638 INFO L443 ceAbstractionStarter]: For program point ldv_kmalloc_12FINAL(lines 3184 3191) no Hoare annotation was computed. [2019-10-13 20:34:07,638 INFO L443 ceAbstractionStarter]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2019-10-13 20:34:07,638 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapENTRY(lines 3280 3286) no Hoare annotation was computed. [2019-10-13 20:34:07,639 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapEXIT(lines 3280 3286) no Hoare annotation was computed. [2019-10-13 20:34:07,639 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapFINAL(lines 3280 3286) no Hoare annotation was computed. [2019-10-13 20:34:07,639 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 20:34:07,639 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 20:34:07,639 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 20:34:07,639 INFO L443 ceAbstractionStarter]: For program point schedule_timeout_interruptibleFINAL(lines 4556 4558) no Hoare annotation was computed. [2019-10-13 20:34:07,639 INFO L446 ceAbstractionStarter]: At program point schedule_timeout_interruptibleENTRY(lines 4556 4558) the Hoare annotation is: true [2019-10-13 20:34:07,639 INFO L443 ceAbstractionStarter]: For program point schedule_timeout_interruptibleEXIT(lines 4556 4558) no Hoare annotation was computed. [2019-10-13 20:34:07,639 INFO L443 ceAbstractionStarter]: For program point device_createEXIT(lines 4492 4494) no Hoare annotation was computed. [2019-10-13 20:34:07,639 INFO L443 ceAbstractionStarter]: For program point L4493(line 4493) no Hoare annotation was computed. [2019-10-13 20:34:07,640 INFO L443 ceAbstractionStarter]: For program point device_createENTRY(lines 4492 4494) no Hoare annotation was computed. [2019-10-13 20:34:07,640 INFO L443 ceAbstractionStarter]: For program point L4493-1(line 4493) no Hoare annotation was computed. [2019-10-13 20:34:07,640 INFO L443 ceAbstractionStarter]: For program point device_createFINAL(lines 4492 4494) no Hoare annotation was computed. [2019-10-13 20:34:07,640 INFO L446 ceAbstractionStarter]: At program point ldv_check_final_stateFINAL(lines 4502 4504) the Hoare annotation is: true [2019-10-13 20:34:07,640 INFO L443 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 4502 4504) no Hoare annotation was computed. [2019-10-13 20:34:07,640 INFO L443 ceAbstractionStarter]: For program point test_and_set_bitEXIT(lines 3145 3153) no Hoare annotation was computed. [2019-10-13 20:34:07,640 INFO L443 ceAbstractionStarter]: For program point test_and_set_bitFINAL(lines 3145 3153) no Hoare annotation was computed. [2019-10-13 20:34:07,640 INFO L446 ceAbstractionStarter]: At program point test_and_set_bitENTRY(lines 3145 3153) the Hoare annotation is: true [2019-10-13 20:34:07,640 INFO L443 ceAbstractionStarter]: For program point L3229-1(line 3229) no Hoare annotation was computed. [2019-10-13 20:34:07,640 INFO L446 ceAbstractionStarter]: At program point L3229(line 3229) the Hoare annotation is: true [2019-10-13 20:34:07,641 INFO L443 ceAbstractionStarter]: For program point L3226(lines 3226 3233) no Hoare annotation was computed. [2019-10-13 20:34:07,641 INFO L443 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 3219 3235) no Hoare annotation was computed. [2019-10-13 20:34:07,641 INFO L446 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 3219 3235) the Hoare annotation is: true [2019-10-13 20:34:07,641 INFO L443 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 3219 3235) no Hoare annotation was computed. [2019-10-13 20:34:07,641 INFO L443 ceAbstractionStarter]: For program point _copy_from_userEXIT(lines 4481 4483) no Hoare annotation was computed. [2019-10-13 20:34:07,641 INFO L446 ceAbstractionStarter]: At program point _copy_from_userENTRY(lines 4481 4483) the Hoare annotation is: true [2019-10-13 20:34:07,641 INFO L443 ceAbstractionStarter]: For program point _copy_from_userFINAL(lines 4481 4483) no Hoare annotation was computed. [2019-10-13 20:34:07,641 INFO L446 ceAbstractionStarter]: At program point L3904(line 3904) the Hoare annotation is: true [2019-10-13 20:34:07,641 INFO L446 ceAbstractionStarter]: At program point pg_openENTRY(lines 3891 3936) the Hoare annotation is: true [2019-10-13 20:34:07,641 INFO L443 ceAbstractionStarter]: For program point L3904-1(line 3904) no Hoare annotation was computed. [2019-10-13 20:34:07,642 INFO L446 ceAbstractionStarter]: At program point L3900(line 3900) the Hoare annotation is: true [2019-10-13 20:34:07,642 INFO L443 ceAbstractionStarter]: For program point L3933(line 3933) no Hoare annotation was computed. [2019-10-13 20:34:07,642 INFO L443 ceAbstractionStarter]: For program point L3900-1(line 3900) no Hoare annotation was computed. [2019-10-13 20:34:07,642 INFO L443 ceAbstractionStarter]: For program point pg_openFINAL(lines 3891 3936) no Hoare annotation was computed. [2019-10-13 20:34:07,642 INFO L443 ceAbstractionStarter]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2019-10-13 20:34:07,642 INFO L446 ceAbstractionStarter]: At program point L3925(line 3925) the Hoare annotation is: true [2019-10-13 20:34:07,642 INFO L443 ceAbstractionStarter]: For program point L3921(line 3921) no Hoare annotation was computed. [2019-10-13 20:34:07,642 INFO L443 ceAbstractionStarter]: For program point L3917-1(line 3917) no Hoare annotation was computed. [2019-10-13 20:34:07,642 INFO L446 ceAbstractionStarter]: At program point L3917(line 3917) the Hoare annotation is: true [2019-10-13 20:34:07,642 INFO L443 ceAbstractionStarter]: For program point L3911(lines 3911 3915) no Hoare annotation was computed. [2019-10-13 20:34:07,642 INFO L443 ceAbstractionStarter]: For program point L3905(line 3905) no Hoare annotation was computed. [2019-10-13 20:34:07,643 INFO L443 ceAbstractionStarter]: For program point L3905-2(lines 3905 3909) no Hoare annotation was computed. [2019-10-13 20:34:07,643 INFO L446 ceAbstractionStarter]: At program point L3932(lines 3899 3935) the Hoare annotation is: true [2019-10-13 20:34:07,643 INFO L443 ceAbstractionStarter]: For program point L3924(lines 3924 3930) no Hoare annotation was computed. [2019-10-13 20:34:07,643 INFO L446 ceAbstractionStarter]: At program point L3922(line 3922) the Hoare annotation is: true [2019-10-13 20:34:07,643 INFO L443 ceAbstractionStarter]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2019-10-13 20:34:07,643 INFO L443 ceAbstractionStarter]: For program point L3916(lines 3916 3920) no Hoare annotation was computed. [2019-10-13 20:34:07,643 INFO L446 ceAbstractionStarter]: At program point L3916-2(lines 3916 3920) the Hoare annotation is: true [2019-10-13 20:34:07,643 INFO L446 ceAbstractionStarter]: At program point L3910(line 3910) the Hoare annotation is: true [2019-10-13 20:34:07,643 INFO L443 ceAbstractionStarter]: For program point L3910-1(line 3910) no Hoare annotation was computed. [2019-10-13 20:34:07,643 INFO L443 ceAbstractionStarter]: For program point pg_openEXIT(lines 3891 3936) no Hoare annotation was computed. [2019-10-13 20:34:07,644 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 20:34:07,644 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)) [2019-10-13 20:34:07,644 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 20:34:07,644 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 20:34:07,644 INFO L443 ceAbstractionStarter]: For program point xsFINAL(lines 3711 3748) no Hoare annotation was computed. [2019-10-13 20:34:07,644 INFO L443 ceAbstractionStarter]: For program point L3741(lines 3741 3744) no Hoare annotation was computed. [2019-10-13 20:34:07,644 INFO L446 ceAbstractionStarter]: At program point L3738(lines 3719 3747) the Hoare annotation is: true [2019-10-13 20:34:07,644 INFO L443 ceAbstractionStarter]: For program point xsEXIT(lines 3711 3748) no Hoare annotation was computed. [2019-10-13 20:34:07,644 INFO L443 ceAbstractionStarter]: For program point L3741-2(lines 3741 3744) no Hoare annotation was computed. [2019-10-13 20:34:07,644 INFO L446 ceAbstractionStarter]: At program point L3736(lines 3719 3747) the Hoare annotation is: true [2019-10-13 20:34:07,645 INFO L446 ceAbstractionStarter]: At program point xsENTRY(lines 3711 3748) the Hoare annotation is: true [2019-10-13 20:34:07,645 INFO L443 ceAbstractionStarter]: For program point L3727(lines 3727 3734) no Hoare annotation was computed. [2019-10-13 20:34:07,645 INFO L443 ceAbstractionStarter]: For program point L3727-2(lines 3727 3734) no Hoare annotation was computed. [2019-10-13 20:34:07,645 INFO L446 ceAbstractionStarter]: At program point L4383(line 4383) the Hoare annotation is: true [2019-10-13 20:34:07,645 INFO L443 ceAbstractionStarter]: For program point L4383-1(line 4383) no Hoare annotation was computed. [2019-10-13 20:34:07,645 INFO L446 ceAbstractionStarter]: At program point ldv_register_chrdev_19ENTRY(lines 4377 4389) the Hoare annotation is: true [2019-10-13 20:34:07,645 INFO L443 ceAbstractionStarter]: For program point L4386-1(line 4386) no Hoare annotation was computed. [2019-10-13 20:34:07,645 INFO L443 ceAbstractionStarter]: For program point ldv_register_chrdev_19EXIT(lines 4377 4389) no Hoare annotation was computed. [2019-10-13 20:34:07,645 INFO L443 ceAbstractionStarter]: For program point ldv_register_chrdev_19FINAL(lines 4377 4389) no Hoare annotation was computed. [2019-10-13 20:34:07,645 INFO L446 ceAbstractionStarter]: At program point L4386(line 4386) the Hoare annotation is: true [2019-10-13 20:34:07,646 INFO L443 ceAbstractionStarter]: For program point L4510(line 4510) no Hoare annotation was computed. [2019-10-13 20:34:07,646 INFO L443 ceAbstractionStarter]: For program point ldv_some_pageEXIT(lines 4509 4511) no Hoare annotation was computed. [2019-10-13 20:34:07,646 INFO L443 ceAbstractionStarter]: For program point ldv_some_pageENTRY(lines 4509 4511) no Hoare annotation was computed. [2019-10-13 20:34:07,646 INFO L443 ceAbstractionStarter]: For program point ldv_some_pageFINAL(lines 4509 4511) no Hoare annotation was computed. [2019-10-13 20:34:07,646 INFO L443 ceAbstractionStarter]: For program point L3169-1(line 3169) no Hoare annotation was computed. [2019-10-13 20:34:07,646 INFO L446 ceAbstractionStarter]: At program point L3169(line 3169) the Hoare annotation is: true [2019-10-13 20:34:07,646 INFO L446 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 3165 3172) the Hoare annotation is: true [2019-10-13 20:34:07,646 INFO L443 ceAbstractionStarter]: For program point IS_ERRFINAL(lines 3165 3172) no Hoare annotation was computed. [2019-10-13 20:34:07,646 INFO L443 ceAbstractionStarter]: For program point IS_ERREXIT(lines 3165 3172) no Hoare annotation was computed. [2019-10-13 20:34:07,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:34:07 BoogieIcfgContainer [2019-10-13 20:34:07,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 20:34:07,665 INFO L168 Benchmark]: Toolchain (without parser) took 17640.03 ms. Allocated memory was 144.7 MB in the beginning and 827.9 MB in the end (delta: 683.1 MB). Free memory was 95.5 MB in the beginning and 282.8 MB in the end (delta: -187.3 MB). Peak memory consumption was 690.2 MB. Max. memory is 7.1 GB. [2019-10-13 20:34:07,666 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 20:34:07,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1854.82 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 95.1 MB in the beginning and 111.1 MB in the end (delta: -15.9 MB). Peak memory consumption was 51.3 MB. Max. memory is 7.1 GB. [2019-10-13 20:34:07,667 INFO L168 Benchmark]: Boogie Preprocessor took 265.26 ms. Allocated memory is still 203.9 MB. Free memory was 111.1 MB in the beginning and 100.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-10-13 20:34:07,668 INFO L168 Benchmark]: RCFGBuilder took 2885.20 ms. Allocated memory was 203.9 MB in the beginning and 259.5 MB in the end (delta: 55.6 MB). Free memory was 100.9 MB in the beginning and 84.4 MB in the end (delta: 16.4 MB). Peak memory consumption was 72.0 MB. Max. memory is 7.1 GB. [2019-10-13 20:34:07,669 INFO L168 Benchmark]: TraceAbstraction took 12625.74 ms. Allocated memory was 259.5 MB in the beginning and 827.9 MB in the end (delta: 568.3 MB). Free memory was 84.4 MB in the beginning and 282.8 MB in the end (delta: -198.4 MB). Peak memory consumption was 564.3 MB. Max. memory is 7.1 GB. [2019-10-13 20:34:07,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1854.82 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 95.1 MB in the beginning and 111.1 MB in the end (delta: -15.9 MB). Peak memory consumption was 51.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 265.26 ms. Allocated memory is still 203.9 MB. Free memory was 111.1 MB in the beginning and 100.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2885.20 ms. Allocated memory was 203.9 MB in the beginning and 259.5 MB in the end (delta: 55.6 MB). Free memory was 100.9 MB in the beginning and 84.4 MB in the end (delta: 16.4 MB). Peak memory consumption was 72.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12625.74 ms. Allocated memory was 259.5 MB in the beginning and 827.9 MB in the end (delta: 568.3 MB). Free memory was 84.4 MB in the beginning and 282.8 MB in the end (delta: -198.4 MB). Peak memory consumption was 564.3 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: 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: 3600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3569]: 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: 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: 4166]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3719]: 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: 3427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3688]: Loop Invariant Derived loop invariant: 1 - 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: 3499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4109]: 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, 662 locations, 1 error locations. Result: SAFE, OverallTime: 12.4s, OverallIterations: 13, TraceHistogramMax: 6, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, HoareTripleCheckerStatistics: 9657 SDtfs, 1025 SDslu, 19515 SDs, 0 SdLazy, 183 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1440 GetRequests, 1402 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=940occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 188 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 230 LocationsWithAnnotation, 7587 PreInvPairs, 7773 NumberOfFragments, 421 HoareAnnotationTreeSize, 7587 FomulaSimplifications, 1429 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 230 FomulaSimplificationsInter, 3409 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 4074 NumberOfCodeBlocks, 4074 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4747 ConstructedInterpolants, 0 QuantifiedInterpolants, 1739915 SizeOfPredicates, 0 NumberOfNonLiveVariables, 6079 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 2330/2356 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...