/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 02:50:07,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 02:50:07,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 02:50:07,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 02:50:07,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 02:50:07,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 02:50:07,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 02:50:07,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 02:50:07,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 02:50:07,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 02:50:07,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 02:50:07,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 02:50:07,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 02:50:07,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 02:50:07,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 02:50:07,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 02:50:07,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 02:50:07,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 02:50:07,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 02:50:07,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 02:50:07,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 02:50:07,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 02:50:07,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 02:50:07,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 02:50:07,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 02:50:07,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 02:50:07,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 02:50:07,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 02:50:07,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 02:50:07,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 02:50:07,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 02:50:07,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 02:50:07,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 02:50:07,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 02:50:07,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 02:50:07,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 02:50:07,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 02:50:07,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 02:50:07,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 02:50:07,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 02:50:07,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 02:50:07,652 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 [2019-11-07 02:50:07,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 02:50:07,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 02:50:07,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 02:50:07,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 02:50:07,668 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 02:50:07,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 02:50:07,668 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 02:50:07,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 02:50:07,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 02:50:07,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 02:50:07,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 02:50:07,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 02:50:07,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 02:50:07,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 02:50:07,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 02:50:07,670 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 02:50:07,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 02:50:07,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 02:50:07,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 02:50:07,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 02:50:07,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 02:50:07,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 02:50:07,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 02:50:07,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 02:50:07,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 02:50:07,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 02:50:07,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 02:50:07,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 02:50:07,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 02:50:07,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 02:50:07,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 02:50:07,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 02:50:07,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 02:50:07,962 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 02:50:07,963 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2019-11-07 02:50:08,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1685f62ff/176c3e46829a4625b1f777aee8d51be0/FLAG6336844dd [2019-11-07 02:50:08,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 02:50:08,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2019-11-07 02:50:08,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1685f62ff/176c3e46829a4625b1f777aee8d51be0/FLAG6336844dd [2019-11-07 02:50:08,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1685f62ff/176c3e46829a4625b1f777aee8d51be0 [2019-11-07 02:50:08,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 02:50:08,862 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 02:50:08,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 02:50:08,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 02:50:08,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 02:50:08,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:50:08" (1/1) ... [2019-11-07 02:50:08,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3504b202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:08, skipping insertion in model container [2019-11-07 02:50:08,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:50:08" (1/1) ... [2019-11-07 02:50:08,878 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 02:50:08,961 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 02:50:09,595 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2019-11-07 02:50:09,595 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] [2019-11-07 02:50:10,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:50:10,239 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 02:50:10,368 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2019-11-07 02:50:10,369 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] [2019-11-07 02:50:10,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:50:10,552 INFO L192 MainTranslator]: Completed translation [2019-11-07 02:50:10,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10 WrapperNode [2019-11-07 02:50:10,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 02:50:10,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 02:50:10,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 02:50:10,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 02:50:10,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10" (1/1) ... [2019-11-07 02:50:10,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10" (1/1) ... [2019-11-07 02:50:10,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10" (1/1) ... [2019-11-07 02:50:10,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10" (1/1) ... [2019-11-07 02:50:10,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10" (1/1) ... [2019-11-07 02:50:10,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10" (1/1) ... [2019-11-07 02:50:10,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10" (1/1) ... [2019-11-07 02:50:10,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 02:50:10,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 02:50:10,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 02:50:10,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 02:50:10,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10" (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 [2019-11-07 02:50:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 02:50:10,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 02:50:10,837 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-11-07 02:50:10,837 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-11-07 02:50:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-07 02:50:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-07 02:50:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-07 02:50:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-11-07 02:50:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-07 02:50:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-07 02:50:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-07 02:50:10,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-07 02:50:10,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-07 02:50:10,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-07 02:50:10,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-07 02:50:10,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-07 02:50:10,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-07 02:50:10,844 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-11-07 02:50:10,844 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2019-11-07 02:50:10,844 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-11-07 02:50:10,844 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-11-07 02:50:10,845 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-11-07 02:50:10,845 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init_units [2019-11-07 02:50:10,845 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2019-11-07 02:50:10,845 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2019-11-07 02:50:10,845 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2019-11-07 02:50:10,846 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2019-11-07 02:50:10,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2019-11-07 02:50:10,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2019-11-07 02:50:10,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2019-11-07 02:50:10,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2019-11-07 02:50:10,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2019-11-07 02:50:10,847 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2019-11-07 02:50:10,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2019-11-07 02:50:10,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2019-11-07 02:50:10,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_detect [2019-11-07 02:50:10,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_open [2019-11-07 02:50:10,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_release [2019-11-07 02:50:10,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2019-11-07 02:50:10,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_read [2019-11-07 02:50:10,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init [2019-11-07 02:50:10,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_exit [2019-11-07 02:50:10,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2019-11-07 02:50:10,849 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 02:50:10,850 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-07 02:50:10,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-11-07 02:50:10,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2019-11-07 02:50:10,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2019-11-07 02:50:10,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-11-07 02:50:10,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-11-07 02:50:10,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-11-07 02:50:10,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-11-07 02:50:10,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-11-07 02:50:10,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-11-07 02:50:10,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-11-07 02:50:10,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-11-07 02:50:10,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-11-07 02:50:10,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-11-07 02:50:10,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2019-11-07 02:50:10,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2019-11-07 02:50:10,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-11-07 02:50:10,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-11-07 02:50:10,854 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-11-07 02:50:10,854 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-11-07 02:50:10,854 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-11-07 02:50:10,854 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-11-07 02:50:10,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 02:50:10,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 02:50:10,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-11-07 02:50:10,856 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-11-07 02:50:10,856 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-11-07 02:50:10,892 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-07 02:50:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-11-07 02:50:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2019-11-07 02:50:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2019-11-07 02:50:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2019-11-07 02:50:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2019-11-07 02:50:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2019-11-07 02:50:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2019-11-07 02:50:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2019-11-07 02:50:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2019-11-07 02:50:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-07 02:50:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-11-07 02:50:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 02:50:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 02:50:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-07 02:50:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-07 02:50:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 02:50:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 02:50:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-07 02:50:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-11-07 02:50:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-11-07 02:50:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-07 02:50:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-11-07 02:50:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-11-07 02:50:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-07 02:50:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-11-07 02:50:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-07 02:50:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-07 02:50:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-11-07 02:50:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-07 02:50:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 02:50:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-07 02:50:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-07 02:50:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-11-07 02:50:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-11-07 02:50:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-11-07 02:50:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-07 02:50:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-11-07 02:50:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 02:50:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 02:50:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 02:50:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-11-07 02:50:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2019-11-07 02:50:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-07 02:50:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 02:50:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 02:50:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 02:50:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-07 02:50:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-07 02:50:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-07 02:50:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-07 02:50:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-07 02:50:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-07 02:50:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-07 02:50:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-07 02:50:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2019-11-07 02:50:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-11-07 02:50:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 02:50:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2019-11-07 02:50:10,905 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2019-11-07 02:50:10,905 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2019-11-07 02:50:10,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2019-11-07 02:50:10,905 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-11-07 02:50:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2019-11-07 02:50:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-11-07 02:50:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-11-07 02:50:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-11-07 02:50:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-11-07 02:50:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-11-07 02:50:10,907 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-11-07 02:50:10,907 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-11-07 02:50:10,907 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-11-07 02:50:10,907 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-11-07 02:50:10,907 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-11-07 02:50:10,907 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-11-07 02:50:10,907 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-11-07 02:50:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-11-07 02:50:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2019-11-07 02:50:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2019-11-07 02:50:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2019-11-07 02:50:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2019-11-07 02:50:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2019-11-07 02:50:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2019-11-07 02:50:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2019-11-07 02:50:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2019-11-07 02:50:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure pg_open [2019-11-07 02:50:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure pg_release [2019-11-07 02:50:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure pg_read [2019-11-07 02:50:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2019-11-07 02:50:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure pg_detect [2019-11-07 02:50:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2019-11-07 02:50:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init_units [2019-11-07 02:50:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 02:50:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 02:50:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 02:50:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2019-11-07 02:50:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2019-11-07 02:50:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2019-11-07 02:50:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2019-11-07 02:50:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2019-11-07 02:50:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2019-11-07 02:50:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2019-11-07 02:50:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2019-11-07 02:50:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2019-11-07 02:50:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 02:50:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2019-11-07 02:50:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2019-11-07 02:50:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-07 02:50:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init [2019-11-07 02:50:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure pg_exit [2019-11-07 02:50:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 02:50:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 02:50:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 02:50:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-11-07 02:50:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-11-07 02:50:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-11-07 02:50:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-11-07 02:50:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-11-07 02:50:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-11-07 02:50:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 02:50:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 02:50:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 02:50:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 02:50:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 02:50:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 02:50:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 02:50:11,608 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-07 02:50:14,433 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 02:50:14,434 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 02:50:14,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:50:14 BoogieIcfgContainer [2019-11-07 02:50:14,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 02:50:14,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 02:50:14,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 02:50:14,440 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 02:50:14,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:50:08" (1/3) ... [2019-11-07 02:50:14,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71414a65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:50:14, skipping insertion in model container [2019-11-07 02:50:14,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:50:10" (2/3) ... [2019-11-07 02:50:14,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71414a65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:50:14, skipping insertion in model container [2019-11-07 02:50:14,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:50:14" (3/3) ... [2019-11-07 02:50:14,445 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 [2019-11-07 02:50:14,455 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 02:50:14,470 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 02:50:14,484 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 02:50:14,530 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 02:50:14,530 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 02:50:14,531 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 02:50:14,531 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 02:50:14,531 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 02:50:14,531 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 02:50:14,531 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 02:50:14,531 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 02:50:14,573 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states. [2019-11-07 02:50:14,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-07 02:50:14,598 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:50:14,599 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:50:14,602 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:50:14,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:50:14,608 INFO L82 PathProgramCache]: Analyzing trace with hash 247185243, now seen corresponding path program 1 times [2019-11-07 02:50:14,618 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:50:14,618 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564514958] [2019-11-07 02:50:14,619 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:50:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:15,302 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-07 02:50:15,302 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564514958] [2019-11-07 02:50:15,303 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:50:15,304 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:50:15,305 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151676455] [2019-11-07 02:50:15,312 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:50:15,312 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:50:15,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:50:15,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:50:15,326 INFO L87 Difference]: Start difference. First operand 524 states. Second operand 3 states. [2019-11-07 02:50:15,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:50:15,548 INFO L93 Difference]: Finished difference Result 1260 states and 1640 transitions. [2019-11-07 02:50:15,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:50:15,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2019-11-07 02:50:15,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:50:15,585 INFO L225 Difference]: With dead ends: 1260 [2019-11-07 02:50:15,586 INFO L226 Difference]: Without dead ends: 710 [2019-11-07 02:50:15,602 INFO L630 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 [2019-11-07 02:50:15,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2019-11-07 02:50:15,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 700. [2019-11-07 02:50:15,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2019-11-07 02:50:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 911 transitions. [2019-11-07 02:50:15,794 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 911 transitions. Word has length 113 [2019-11-07 02:50:15,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:50:15,797 INFO L462 AbstractCegarLoop]: Abstraction has 700 states and 911 transitions. [2019-11-07 02:50:15,799 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:50:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 911 transitions. [2019-11-07 02:50:15,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-11-07 02:50:15,818 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:50:15,820 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:50:15,821 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:50:15,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:50:15,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1270619481, now seen corresponding path program 1 times [2019-11-07 02:50:15,821 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:50:15,822 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724077337] [2019-11-07 02:50:15,827 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:50:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:16,134 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-07 02:50:16,135 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724077337] [2019-11-07 02:50:16,135 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:50:16,135 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:50:16,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968364740] [2019-11-07 02:50:16,137 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:50:16,138 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:50:16,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:50:16,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:50:16,138 INFO L87 Difference]: Start difference. First operand 700 states and 911 transitions. Second operand 3 states. [2019-11-07 02:50:16,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:50:16,216 INFO L93 Difference]: Finished difference Result 1381 states and 1809 transitions. [2019-11-07 02:50:16,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:50:16,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2019-11-07 02:50:16,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:50:16,225 INFO L225 Difference]: With dead ends: 1381 [2019-11-07 02:50:16,225 INFO L226 Difference]: Without dead ends: 706 [2019-11-07 02:50:16,229 INFO L630 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 [2019-11-07 02:50:16,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2019-11-07 02:50:16,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 702. [2019-11-07 02:50:16,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 702 states. [2019-11-07 02:50:16,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 913 transitions. [2019-11-07 02:50:16,281 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 913 transitions. Word has length 169 [2019-11-07 02:50:16,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:50:16,283 INFO L462 AbstractCegarLoop]: Abstraction has 702 states and 913 transitions. [2019-11-07 02:50:16,283 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:50:16,283 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 913 transitions. [2019-11-07 02:50:16,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-07 02:50:16,290 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:50:16,290 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:50:16,290 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:50:16,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:50:16,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1933714318, now seen corresponding path program 1 times [2019-11-07 02:50:16,291 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:50:16,291 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10395664] [2019-11-07 02:50:16,292 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:50:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:16,552 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-07 02:50:16,552 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10395664] [2019-11-07 02:50:16,553 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:50:16,553 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:50:16,553 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979918355] [2019-11-07 02:50:16,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:50:16,554 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:50:16,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:50:16,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:50:16,555 INFO L87 Difference]: Start difference. First operand 702 states and 913 transitions. Second operand 3 states. [2019-11-07 02:50:16,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:50:16,598 INFO L93 Difference]: Finished difference Result 1401 states and 1839 transitions. [2019-11-07 02:50:16,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:50:16,598 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2019-11-07 02:50:16,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:50:16,604 INFO L225 Difference]: With dead ends: 1401 [2019-11-07 02:50:16,604 INFO L226 Difference]: Without dead ends: 724 [2019-11-07 02:50:16,607 INFO L630 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 [2019-11-07 02:50:16,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2019-11-07 02:50:16,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 704. [2019-11-07 02:50:16,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 704 states. [2019-11-07 02:50:16,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 704 states and 915 transitions. [2019-11-07 02:50:16,639 INFO L78 Accepts]: Start accepts. Automaton has 704 states and 915 transitions. Word has length 174 [2019-11-07 02:50:16,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:50:16,639 INFO L462 AbstractCegarLoop]: Abstraction has 704 states and 915 transitions. [2019-11-07 02:50:16,640 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:50:16,640 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 915 transitions. [2019-11-07 02:50:16,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-07 02:50:16,645 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:50:16,645 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:50:16,645 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:50:16,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:50:16,646 INFO L82 PathProgramCache]: Analyzing trace with hash -637115385, now seen corresponding path program 1 times [2019-11-07 02:50:16,646 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:50:16,646 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588933201] [2019-11-07 02:50:16,646 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:50:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-07 02:50:16,862 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588933201] [2019-11-07 02:50:16,863 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:50:16,863 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 02:50:16,863 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998361113] [2019-11-07 02:50:16,864 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 02:50:16,864 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:50:16,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 02:50:16,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 02:50:16,864 INFO L87 Difference]: Start difference. First operand 704 states and 915 transitions. Second operand 6 states. [2019-11-07 02:50:16,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:50:17,000 INFO L93 Difference]: Finished difference Result 1417 states and 1855 transitions. [2019-11-07 02:50:17,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 02:50:17,000 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 178 [2019-11-07 02:50:17,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:50:17,005 INFO L225 Difference]: With dead ends: 1417 [2019-11-07 02:50:17,005 INFO L226 Difference]: Without dead ends: 738 [2019-11-07 02:50:17,008 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-07 02:50:17,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2019-11-07 02:50:17,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 738. [2019-11-07 02:50:17,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 738 states. [2019-11-07 02:50:17,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 738 states and 963 transitions. [2019-11-07 02:50:17,048 INFO L78 Accepts]: Start accepts. Automaton has 738 states and 963 transitions. Word has length 178 [2019-11-07 02:50:17,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:50:17,049 INFO L462 AbstractCegarLoop]: Abstraction has 738 states and 963 transitions. [2019-11-07 02:50:17,049 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 02:50:17,049 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 963 transitions. [2019-11-07 02:50:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-07 02:50:17,054 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:50:17,055 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:50:17,055 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:50:17,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:50:17,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1572933706, now seen corresponding path program 1 times [2019-11-07 02:50:17,056 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:50:17,056 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887050279] [2019-11-07 02:50:17,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:50:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:17,229 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-07 02:50:17,229 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887050279] [2019-11-07 02:50:17,230 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:50:17,230 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-07 02:50:17,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471028900] [2019-11-07 02:50:17,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-07 02:50:17,231 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:50:17,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-07 02:50:17,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-07 02:50:17,232 INFO L87 Difference]: Start difference. First operand 738 states and 963 transitions. Second operand 5 states. [2019-11-07 02:50:17,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:50:17,302 INFO L93 Difference]: Finished difference Result 1467 states and 1927 transitions. [2019-11-07 02:50:17,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-07 02:50:17,303 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 188 [2019-11-07 02:50:17,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:50:17,309 INFO L225 Difference]: With dead ends: 1467 [2019-11-07 02:50:17,310 INFO L226 Difference]: Without dead ends: 754 [2019-11-07 02:50:17,313 INFO L630 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 [2019-11-07 02:50:17,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2019-11-07 02:50:17,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 746. [2019-11-07 02:50:17,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 746 states. [2019-11-07 02:50:17,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 975 transitions. [2019-11-07 02:50:17,355 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 975 transitions. Word has length 188 [2019-11-07 02:50:17,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:50:17,356 INFO L462 AbstractCegarLoop]: Abstraction has 746 states and 975 transitions. [2019-11-07 02:50:17,356 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-07 02:50:17,356 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 975 transitions. [2019-11-07 02:50:17,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-07 02:50:17,364 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:50:17,365 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:50:17,365 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:50:17,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:50:17,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1738252604, now seen corresponding path program 1 times [2019-11-07 02:50:17,366 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:50:17,366 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499002500] [2019-11-07 02:50:17,367 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:50:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-07 02:50:17,620 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499002500] [2019-11-07 02:50:17,621 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:50:17,621 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-07 02:50:17,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536027816] [2019-11-07 02:50:17,622 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-07 02:50:17,622 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:50:17,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-07 02:50:17,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-07 02:50:17,623 INFO L87 Difference]: Start difference. First operand 746 states and 975 transitions. Second operand 5 states. [2019-11-07 02:50:17,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:50:17,785 INFO L93 Difference]: Finished difference Result 1527 states and 2019 transitions. [2019-11-07 02:50:17,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 02:50:17,786 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 192 [2019-11-07 02:50:17,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:50:17,793 INFO L225 Difference]: With dead ends: 1527 [2019-11-07 02:50:17,793 INFO L226 Difference]: Without dead ends: 806 [2019-11-07 02:50:17,799 INFO L630 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 [2019-11-07 02:50:17,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2019-11-07 02:50:17,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 754. [2019-11-07 02:50:17,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 754 states. [2019-11-07 02:50:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 983 transitions. [2019-11-07 02:50:17,849 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 983 transitions. Word has length 192 [2019-11-07 02:50:17,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:50:17,850 INFO L462 AbstractCegarLoop]: Abstraction has 754 states and 983 transitions. [2019-11-07 02:50:17,850 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-07 02:50:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 983 transitions. [2019-11-07 02:50:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-07 02:50:17,860 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:50:17,860 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:50:17,861 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:50:17,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:50:17,861 INFO L82 PathProgramCache]: Analyzing trace with hash 2120382105, now seen corresponding path program 1 times [2019-11-07 02:50:17,861 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:50:17,862 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971518176] [2019-11-07 02:50:17,862 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:50:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:18,135 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2019-11-07 02:50:18,141 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971518176] [2019-11-07 02:50:18,141 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:50:18,141 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-07 02:50:18,142 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110829094] [2019-11-07 02:50:18,142 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-07 02:50:18,142 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:50:18,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 02:50:18,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-07 02:50:18,143 INFO L87 Difference]: Start difference. First operand 754 states and 983 transitions. Second operand 4 states. [2019-11-07 02:50:18,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:50:18,235 INFO L93 Difference]: Finished difference Result 1517 states and 2024 transitions. [2019-11-07 02:50:18,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-07 02:50:18,238 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 277 [2019-11-07 02:50:18,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:50:18,250 INFO L225 Difference]: With dead ends: 1517 [2019-11-07 02:50:18,250 INFO L226 Difference]: Without dead ends: 788 [2019-11-07 02:50:18,255 INFO L630 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 [2019-11-07 02:50:18,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2019-11-07 02:50:18,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 758. [2019-11-07 02:50:18,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2019-11-07 02:50:18,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 987 transitions. [2019-11-07 02:50:18,297 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 987 transitions. Word has length 277 [2019-11-07 02:50:18,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:50:18,299 INFO L462 AbstractCegarLoop]: Abstraction has 758 states and 987 transitions. [2019-11-07 02:50:18,299 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-07 02:50:18,299 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 987 transitions. [2019-11-07 02:50:18,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-11-07 02:50:18,307 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:50:18,308 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:50:18,308 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:50:18,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:50:18,308 INFO L82 PathProgramCache]: Analyzing trace with hash 908046763, now seen corresponding path program 1 times [2019-11-07 02:50:18,309 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:50:18,309 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375734611] [2019-11-07 02:50:18,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:50:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:18,643 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-11-07 02:50:18,643 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375734611] [2019-11-07 02:50:18,643 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:50:18,643 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:50:18,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123187629] [2019-11-07 02:50:18,644 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:50:18,644 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:50:18,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:50:18,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:50:18,645 INFO L87 Difference]: Start difference. First operand 758 states and 987 transitions. Second operand 3 states. [2019-11-07 02:50:18,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:50:18,713 INFO L93 Difference]: Finished difference Result 1499 states and 1990 transitions. [2019-11-07 02:50:18,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:50:18,713 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 288 [2019-11-07 02:50:18,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:50:18,725 INFO L225 Difference]: With dead ends: 1499 [2019-11-07 02:50:18,725 INFO L226 Difference]: Without dead ends: 766 [2019-11-07 02:50:18,729 INFO L630 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 [2019-11-07 02:50:18,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2019-11-07 02:50:18,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 762. [2019-11-07 02:50:18,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 762 states. [2019-11-07 02:50:18,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 991 transitions. [2019-11-07 02:50:18,767 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 991 transitions. Word has length 288 [2019-11-07 02:50:18,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:50:18,768 INFO L462 AbstractCegarLoop]: Abstraction has 762 states and 991 transitions. [2019-11-07 02:50:18,768 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:50:18,768 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 991 transitions. [2019-11-07 02:50:18,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-07 02:50:18,775 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:50:18,776 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:50:18,776 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:50:18,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:50:18,778 INFO L82 PathProgramCache]: Analyzing trace with hash 2144076605, now seen corresponding path program 1 times [2019-11-07 02:50:18,778 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:50:18,778 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831124251] [2019-11-07 02:50:18,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:50:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2019-11-07 02:50:19,117 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831124251] [2019-11-07 02:50:19,118 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959974505] [2019-11-07 02:50:19,118 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 [2019-11-07 02:50:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:50:19,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 2979 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-07 02:50:20,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 02:50:20,183 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-11-07 02:50:20,183 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 02:50:20,735 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-11-07 02:50:20,736 INFO L218 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-11-07 02:50:20,736 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 6 [2019-11-07 02:50:20,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827723779] [2019-11-07 02:50:20,738 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:50:20,738 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:50:20,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:50:20,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 02:50:20,739 INFO L87 Difference]: Start difference. First operand 762 states and 991 transitions. Second operand 3 states. [2019-11-07 02:50:20,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:50:20,774 INFO L93 Difference]: Finished difference Result 762 states and 991 transitions. [2019-11-07 02:50:20,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:50:20,775 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2019-11-07 02:50:20,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:50:20,776 INFO L225 Difference]: With dead ends: 762 [2019-11-07 02:50:20,776 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 02:50:20,779 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 590 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 02:50:20,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 02:50:20,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 02:50:20,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 02:50:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 02:50:20,780 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 295 [2019-11-07 02:50:20,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:50:20,781 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 02:50:20,781 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:50:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 02:50:20,781 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 02:50:20,989 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 02:50:20,996 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 02:50:22,664 INFO L443 ceAbstractionStarter]: For program point L3360(lines 3360 3369) no Hoare annotation was computed. [2019-11-07 02:50:22,664 INFO L443 ceAbstractionStarter]: For program point L3361-1(line 3361) no Hoare annotation was computed. [2019-11-07 02:50:22,665 INFO L446 ceAbstractionStarter]: At program point L3361(line 3361) the Hoare annotation is: true [2019-11-07 02:50:22,665 INFO L446 ceAbstractionStarter]: At program point L3358(line 3358) the Hoare annotation is: true [2019-11-07 02:50:22,665 INFO L443 ceAbstractionStarter]: For program point L3359(line 3359) no Hoare annotation was computed. [2019-11-07 02:50:22,665 INFO L446 ceAbstractionStarter]: At program point L3358-1(line 3358) the Hoare annotation is: true [2019-11-07 02:50:22,665 INFO L446 ceAbstractionStarter]: At program point copy_from_userENTRY(lines 3349 3372) the Hoare annotation is: true [2019-11-07 02:50:22,665 INFO L443 ceAbstractionStarter]: For program point L3367-1(lines 3360 3369) no Hoare annotation was computed. [2019-11-07 02:50:22,665 INFO L446 ceAbstractionStarter]: At program point L3367(line 3367) the Hoare annotation is: true [2019-11-07 02:50:22,665 INFO L443 ceAbstractionStarter]: For program point L3364(lines 3364 3368) no Hoare annotation was computed. [2019-11-07 02:50:22,666 INFO L443 ceAbstractionStarter]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2019-11-07 02:50:22,666 INFO L446 ceAbstractionStarter]: At program point L3365(line 3365) the Hoare annotation is: true [2019-11-07 02:50:22,666 INFO L443 ceAbstractionStarter]: For program point L3363-1(line 3363) no Hoare annotation was computed. [2019-11-07 02:50:22,666 INFO L446 ceAbstractionStarter]: At program point L3363(line 3363) the Hoare annotation is: true [2019-11-07 02:50:22,666 INFO L443 ceAbstractionStarter]: For program point copy_from_userEXIT(lines 3349 3372) no Hoare annotation was computed. [2019-11-07 02:50:22,666 INFO L443 ceAbstractionStarter]: For program point L4187(lines 4187 4190) no Hoare annotation was computed. [2019-11-07 02:50:22,666 INFO L443 ceAbstractionStarter]: For program point L4187-2(lines 4187 4190) no Hoare annotation was computed. [2019-11-07 02:50:22,666 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)|))) [2019-11-07 02:50:22,667 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)|))) [2019-11-07 02:50:22,667 INFO L443 ceAbstractionStarter]: For program point pg_exitEXIT(lines 4161 4199) no Hoare annotation was computed. [2019-11-07 02:50:22,667 INFO L443 ceAbstractionStarter]: For program point L4171-1(lines 4171 4174) no Hoare annotation was computed. [2019-11-07 02:50:22,667 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)|))) [2019-11-07 02:50:22,667 INFO L443 ceAbstractionStarter]: For program point L4171(lines 4171 4174) no Hoare annotation was computed. [2019-11-07 02:50:22,667 INFO L439 ceAbstractionStarter]: At program point L4192(lines 4166 4198) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2019-11-07 02:50:22,667 INFO L439 ceAbstractionStarter]: At program point L4188(line 4188) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2019-11-07 02:50:22,667 INFO L443 ceAbstractionStarter]: For program point L4188-1(line 4188) no Hoare annotation was computed. [2019-11-07 02:50:22,667 INFO L443 ceAbstractionStarter]: For program point L4182(line 4182) no Hoare annotation was computed. [2019-11-07 02:50:22,668 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)|))) [2019-11-07 02:50:22,668 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)|))) [2019-11-07 02:50:22,668 INFO L446 ceAbstractionStarter]: At program point pi_releaseENTRY(lines 4542 4544) the Hoare annotation is: true [2019-11-07 02:50:22,668 INFO L443 ceAbstractionStarter]: For program point pi_releaseEXIT(lines 4542 4544) no Hoare annotation was computed. [2019-11-07 02:50:22,668 INFO L446 ceAbstractionStarter]: At program point pg_releaseENTRY(lines 3937 3947) the Hoare annotation is: true [2019-11-07 02:50:22,668 INFO L443 ceAbstractionStarter]: For program point pg_releaseEXIT(lines 3937 3947) no Hoare annotation was computed. [2019-11-07 02:50:22,668 INFO L446 ceAbstractionStarter]: At program point L3944(line 3944) the Hoare annotation is: true [2019-11-07 02:50:22,668 INFO L446 ceAbstractionStarter]: At program point L3942(line 3942) the Hoare annotation is: true [2019-11-07 02:50:22,668 INFO L443 ceAbstractionStarter]: For program point L3944-1(line 3944) no Hoare annotation was computed. [2019-11-07 02:50:22,669 INFO L443 ceAbstractionStarter]: For program point L3942-1(line 3942) no Hoare annotation was computed. [2019-11-07 02:50:22,669 INFO L446 ceAbstractionStarter]: At program point L3322(line 3322) the Hoare annotation is: true [2019-11-07 02:50:22,669 INFO L446 ceAbstractionStarter]: At program point register_chrdevENTRY(lines 3317 3325) the Hoare annotation is: true [2019-11-07 02:50:22,669 INFO L443 ceAbstractionStarter]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2019-11-07 02:50:22,669 INFO L443 ceAbstractionStarter]: For program point register_chrdevEXIT(lines 3317 3325) no Hoare annotation was computed. [2019-11-07 02:50:22,669 INFO L443 ceAbstractionStarter]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2019-11-07 02:50:22,669 INFO L446 ceAbstractionStarter]: At program point L3473(line 3473) the Hoare annotation is: true [2019-11-07 02:50:22,670 INFO L446 ceAbstractionStarter]: At program point write_regENTRY(lines 3470 3476) the Hoare annotation is: true [2019-11-07 02:50:22,670 INFO L443 ceAbstractionStarter]: For program point write_regEXIT(lines 3470 3476) no Hoare annotation was computed. [2019-11-07 02:50:22,670 INFO L446 ceAbstractionStarter]: At program point pg_detectENTRY(lines 3826 3890) the Hoare annotation is: true [2019-11-07 02:50:22,670 INFO L443 ceAbstractionStarter]: For program point L3843(lines 3843 3852) no Hoare annotation was computed. [2019-11-07 02:50:22,670 INFO L443 ceAbstractionStarter]: For program point L3864(lines 3864 3873) no Hoare annotation was computed. [2019-11-07 02:50:22,670 INFO L439 ceAbstractionStarter]: At program point L3844(line 3844) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_detect_~k~3 0)) [2019-11-07 02:50:22,671 INFO L446 ceAbstractionStarter]: At program point L3877(lines 3853 3882) the Hoare annotation is: true [2019-11-07 02:50:22,671 INFO L443 ceAbstractionStarter]: For program point L3844-1(line 3844) no Hoare annotation was computed. [2019-11-07 02:50:22,671 INFO L443 ceAbstractionStarter]: For program point L3840(lines 3840 3882) no Hoare annotation was computed. [2019-11-07 02:50:22,671 INFO L443 ceAbstractionStarter]: For program point L3840-1(lines 3836 3889) no Hoare annotation was computed. [2019-11-07 02:50:22,671 INFO L443 ceAbstractionStarter]: For program point L3865-1(line 3865) no Hoare annotation was computed. [2019-11-07 02:50:22,671 INFO L446 ceAbstractionStarter]: At program point L3865(line 3865) the Hoare annotation is: true [2019-11-07 02:50:22,671 INFO L443 ceAbstractionStarter]: For program point L3849-1(line 3849) no Hoare annotation was computed. [2019-11-07 02:50:22,672 INFO L439 ceAbstractionStarter]: At program point L3849(line 3849) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_detect_~k~3 0)) [2019-11-07 02:50:22,672 INFO L443 ceAbstractionStarter]: For program point L3845(lines 3845 3850) no Hoare annotation was computed. [2019-11-07 02:50:22,672 INFO L446 ceAbstractionStarter]: At program point L3874(lines 3853 3882) the Hoare annotation is: true [2019-11-07 02:50:22,672 INFO L443 ceAbstractionStarter]: For program point L3841-1(lines 3841 3842) no Hoare annotation was computed. [2019-11-07 02:50:22,672 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)) [2019-11-07 02:50:22,672 INFO L443 ceAbstractionStarter]: For program point pg_detectEXIT(lines 3826 3890) no Hoare annotation was computed. [2019-11-07 02:50:22,672 INFO L446 ceAbstractionStarter]: At program point L3870(line 3870) the Hoare annotation is: true [2019-11-07 02:50:22,672 INFO L443 ceAbstractionStarter]: For program point L3870-1(line 3870) no Hoare annotation was computed. [2019-11-07 02:50:22,673 INFO L443 ceAbstractionStarter]: For program point L3866(lines 3866 3871) no Hoare annotation was computed. [2019-11-07 02:50:22,673 INFO L446 ceAbstractionStarter]: At program point L3862(lines 3862 3863) the Hoare annotation is: true [2019-11-07 02:50:22,673 INFO L443 ceAbstractionStarter]: For program point L3862-1(lines 3862 3863) no Hoare annotation was computed. [2019-11-07 02:50:22,673 INFO L443 ceAbstractionStarter]: For program point L3858(lines 3858 3861) no Hoare annotation was computed. [2019-11-07 02:50:22,673 INFO L443 ceAbstractionStarter]: For program point __register_chrdevEXIT(lines 4474 4476) no Hoare annotation was computed. [2019-11-07 02:50:22,673 INFO L446 ceAbstractionStarter]: At program point __register_chrdevENTRY(lines 4474 4476) the Hoare annotation is: true [2019-11-07 02:50:22,673 INFO L446 ceAbstractionStarter]: At program point pi_disconnectENTRY(lines 4528 4530) the Hoare annotation is: true [2019-11-07 02:50:22,673 INFO L443 ceAbstractionStarter]: For program point pi_disconnectEXIT(lines 4528 4530) no Hoare annotation was computed. [2019-11-07 02:50:22,673 INFO L443 ceAbstractionStarter]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2019-11-07 02:50:22,674 INFO L443 ceAbstractionStarter]: For program point status_regEXIT(lines 3454 3461) no Hoare annotation was computed. [2019-11-07 02:50:22,674 INFO L446 ceAbstractionStarter]: At program point status_regENTRY(lines 3454 3461) the Hoare annotation is: true [2019-11-07 02:50:22,674 INFO L446 ceAbstractionStarter]: At program point L3458(line 3458) the Hoare annotation is: true [2019-11-07 02:50:22,674 INFO L446 ceAbstractionStarter]: At program point L3180(line 3180) the Hoare annotation is: true [2019-11-07 02:50:22,674 INFO L446 ceAbstractionStarter]: At program point __kmallocENTRY(lines 3178 3181) the Hoare annotation is: true [2019-11-07 02:50:22,674 INFO L443 ceAbstractionStarter]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2019-11-07 02:50:22,674 INFO L443 ceAbstractionStarter]: For program point __kmallocEXIT(lines 3178 3181) no Hoare annotation was computed. [2019-11-07 02:50:22,674 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intENTRY(lines 3236 3243) no Hoare annotation was computed. [2019-11-07 02:50:22,674 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intEXIT(lines 3236 3243) no Hoare annotation was computed. [2019-11-07 02:50:22,674 INFO L443 ceAbstractionStarter]: For program point L4321(line 4321) no Hoare annotation was computed. [2019-11-07 02:50:22,675 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 4216 4360) no Hoare annotation was computed. [2019-11-07 02:50:22,675 INFO L446 ceAbstractionStarter]: At program point L4338(lines 4237 4359) the Hoare annotation is: true [2019-11-07 02:50:22,675 INFO L443 ceAbstractionStarter]: For program point L4272-1(line 4272) no Hoare annotation was computed. [2019-11-07 02:50:22,675 INFO L446 ceAbstractionStarter]: At program point L4272(line 4272) the Hoare annotation is: true [2019-11-07 02:50:22,675 INFO L443 ceAbstractionStarter]: For program point L4330(lines 4330 4342) no Hoare annotation was computed. [2019-11-07 02:50:22,675 INFO L443 ceAbstractionStarter]: For program point L4264(lines 4264 4312) no Hoare annotation was computed. [2019-11-07 02:50:22,675 INFO L443 ceAbstractionStarter]: For program point L4322(lines 4322 4327) no Hoare annotation was computed. [2019-11-07 02:50:22,675 INFO L446 ceAbstractionStarter]: At program point L4331(line 4331) the Hoare annotation is: true [2019-11-07 02:50:22,676 INFO L443 ceAbstractionStarter]: For program point L4331-1(line 4331) no Hoare annotation was computed. [2019-11-07 02:50:22,676 INFO L443 ceAbstractionStarter]: For program point L4265(line 4265) no Hoare annotation was computed. [2019-11-07 02:50:22,676 INFO L446 ceAbstractionStarter]: At program point L4323(line 4323) the Hoare annotation is: true [2019-11-07 02:50:22,676 INFO L443 ceAbstractionStarter]: For program point L4323-1(line 4323) no Hoare annotation was computed. [2019-11-07 02:50:22,676 INFO L443 ceAbstractionStarter]: For program point L4299(line 4299) no Hoare annotation was computed. [2019-11-07 02:50:22,676 INFO L443 ceAbstractionStarter]: For program point L4266(lines 4266 4270) no Hoare annotation was computed. [2019-11-07 02:50:22,676 INFO L443 ceAbstractionStarter]: For program point L4332-2(lines 4330 4341) no Hoare annotation was computed. [2019-11-07 02:50:22,676 INFO L443 ceAbstractionStarter]: For program point L4266-2(lines 4264 4312) no Hoare annotation was computed. [2019-11-07 02:50:22,676 INFO L443 ceAbstractionStarter]: For program point L4357(line 4357) no Hoare annotation was computed. [2019-11-07 02:50:22,677 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)|))) [2019-11-07 02:50:22,677 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)|))) [2019-11-07 02:50:22,677 INFO L443 ceAbstractionStarter]: For program point L4250-1(line 4250) no Hoare annotation was computed. [2019-11-07 02:50:22,677 INFO L446 ceAbstractionStarter]: At program point L4267(line 4267) the Hoare annotation is: true [2019-11-07 02:50:22,677 INFO L443 ceAbstractionStarter]: For program point L4267-1(line 4267) no Hoare annotation was computed. [2019-11-07 02:50:22,677 INFO L443 ceAbstractionStarter]: For program point L4300(lines 4300 4308) no Hoare annotation was computed. [2019-11-07 02:50:22,677 INFO L443 ceAbstractionStarter]: For program point L4292(line 4292) no Hoare annotation was computed. [2019-11-07 02:50:22,677 INFO L443 ceAbstractionStarter]: For program point L4317(line 4317) no Hoare annotation was computed. [2019-11-07 02:50:22,677 INFO L446 ceAbstractionStarter]: At program point L4301(line 4301) the Hoare annotation is: true [2019-11-07 02:50:22,677 INFO L443 ceAbstractionStarter]: For program point L4301-1(line 4301) no Hoare annotation was computed. [2019-11-07 02:50:22,678 INFO L443 ceAbstractionStarter]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2019-11-07 02:50:22,678 INFO L443 ceAbstractionStarter]: For program point L4260(lines 4260 4353) no Hoare annotation was computed. [2019-11-07 02:50:22,678 INFO L443 ceAbstractionStarter]: For program point L4351(line 4351) no Hoare annotation was computed. [2019-11-07 02:50:22,678 INFO L443 ceAbstractionStarter]: For program point L4318(lines 4318 4349) no Hoare annotation was computed. [2019-11-07 02:50:22,678 INFO L443 ceAbstractionStarter]: For program point L4252-1(line 4252) no Hoare annotation was computed. [2019-11-07 02:50:22,678 INFO L443 ceAbstractionStarter]: For program point L4285(line 4285) no Hoare annotation was computed. [2019-11-07 02:50:22,678 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)|))) [2019-11-07 02:50:22,678 INFO L443 ceAbstractionStarter]: For program point L4310(line 4310) no Hoare annotation was computed. [2019-11-07 02:50:22,678 INFO L443 ceAbstractionStarter]: For program point L4244-1(line 4244) no Hoare annotation was computed. [2019-11-07 02:50:22,678 INFO L443 ceAbstractionStarter]: For program point L4277(line 4277) no Hoare annotation was computed. [2019-11-07 02:50:22,679 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)|))) [2019-11-07 02:50:22,679 INFO L446 ceAbstractionStarter]: At program point L4294(line 4294) the Hoare annotation is: true [2019-11-07 02:50:22,679 INFO L443 ceAbstractionStarter]: For program point L4261(line 4261) no Hoare annotation was computed. [2019-11-07 02:50:22,679 INFO L443 ceAbstractionStarter]: For program point L4294-1(line 4294) no Hoare annotation was computed. [2019-11-07 02:50:22,679 INFO L443 ceAbstractionStarter]: For program point L4286(lines 4286 4290) no Hoare annotation was computed. [2019-11-07 02:50:22,679 INFO L446 ceAbstractionStarter]: At program point L4352(line 4352) the Hoare annotation is: true [2019-11-07 02:50:22,679 INFO L446 ceAbstractionStarter]: At program point L4311(line 4311) the Hoare annotation is: true [2019-11-07 02:50:22,679 INFO L443 ceAbstractionStarter]: For program point L4278(lines 4278 4283) no Hoare annotation was computed. [2019-11-07 02:50:22,679 INFO L443 ceAbstractionStarter]: For program point L4344(line 4344) no Hoare annotation was computed. [2019-11-07 02:50:22,680 INFO L443 ceAbstractionStarter]: For program point L4262(lines 4262 4315) no Hoare annotation was computed. [2019-11-07 02:50:22,680 INFO L446 ceAbstractionStarter]: At program point L4287(line 4287) the Hoare annotation is: true [2019-11-07 02:50:22,680 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)|))) [2019-11-07 02:50:22,680 INFO L443 ceAbstractionStarter]: For program point L4287-1(line 4287) no Hoare annotation was computed. [2019-11-07 02:50:22,680 INFO L443 ceAbstractionStarter]: For program point L4320(lines 4320 4346) no Hoare annotation was computed. [2019-11-07 02:50:22,680 INFO L443 ceAbstractionStarter]: For program point L4254-1(line 4254) no Hoare annotation was computed. [2019-11-07 02:50:22,680 INFO L446 ceAbstractionStarter]: At program point L4279(line 4279) the Hoare annotation is: true [2019-11-07 02:50:22,680 INFO L443 ceAbstractionStarter]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2019-11-07 02:50:22,680 INFO L446 ceAbstractionStarter]: At program point L4345(line 4345) the Hoare annotation is: true [2019-11-07 02:50:22,681 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)|))) [2019-11-07 02:50:22,681 INFO L443 ceAbstractionStarter]: For program point L4238-1(line 4238) no Hoare annotation was computed. [2019-11-07 02:50:22,681 INFO L443 ceAbstractionStarter]: For program point L4329(line 4329) no Hoare annotation was computed. [2019-11-07 02:50:22,681 INFO L446 ceAbstractionStarter]: At program point L4354(lines 4237 4359) the Hoare annotation is: true [2019-11-07 02:50:22,681 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrEXIT(lines 3244 3251) no Hoare annotation was computed. [2019-11-07 02:50:22,681 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrENTRY(lines 3244 3251) no Hoare annotation was computed. [2019-11-07 02:50:22,681 INFO L443 ceAbstractionStarter]: For program point __const_udelayEXIT(lines 4464 4466) no Hoare annotation was computed. [2019-11-07 02:50:22,681 INFO L446 ceAbstractionStarter]: At program point __const_udelayENTRY(lines 4464 4466) the Hoare annotation is: true [2019-11-07 02:50:22,681 INFO L443 ceAbstractionStarter]: For program point DRIVEEXIT(lines 3477 3482) no Hoare annotation was computed. [2019-11-07 02:50:22,681 INFO L446 ceAbstractionStarter]: At program point DRIVEENTRY(lines 3477 3482) the Hoare annotation is: true [2019-11-07 02:50:22,682 INFO L443 ceAbstractionStarter]: For program point pg_writeEXIT(lines 3948 4022) no Hoare annotation was computed. [2019-11-07 02:50:22,682 INFO L446 ceAbstractionStarter]: At program point L4004(line 4004) the Hoare annotation is: true [2019-11-07 02:50:22,682 INFO L443 ceAbstractionStarter]: For program point L4004-1(line 4004) no Hoare annotation was computed. [2019-11-07 02:50:22,682 INFO L443 ceAbstractionStarter]: For program point pg_writeFINAL(lines 3948 4022) no Hoare annotation was computed. [2019-11-07 02:50:22,682 INFO L446 ceAbstractionStarter]: At program point pg_writeENTRY(lines 3948 4022) the Hoare annotation is: true [2019-11-07 02:50:22,682 INFO L443 ceAbstractionStarter]: For program point L4005(lines 4005 4012) no Hoare annotation was computed. [2019-11-07 02:50:22,682 INFO L446 ceAbstractionStarter]: At program point L3968(line 3968) the Hoare annotation is: true [2019-11-07 02:50:22,682 INFO L443 ceAbstractionStarter]: For program point L3968-1(line 3968) no Hoare annotation was computed. [2019-11-07 02:50:22,682 INFO L443 ceAbstractionStarter]: For program point L3964(lines 3964 3967) no Hoare annotation was computed. [2019-11-07 02:50:22,683 INFO L443 ceAbstractionStarter]: For program point L3960(lines 3960 3963) no Hoare annotation was computed. [2019-11-07 02:50:22,683 INFO L443 ceAbstractionStarter]: For program point L3985(lines 3985 3997) no Hoare annotation was computed. [2019-11-07 02:50:22,683 INFO L446 ceAbstractionStarter]: At program point L4014(lines 4014 4015) the Hoare annotation is: true [2019-11-07 02:50:22,683 INFO L443 ceAbstractionStarter]: For program point L3981(lines 3981 3984) no Hoare annotation was computed. [2019-11-07 02:50:22,683 INFO L443 ceAbstractionStarter]: For program point L4014-1(lines 4014 4015) no Hoare annotation was computed. [2019-11-07 02:50:22,683 INFO L443 ceAbstractionStarter]: For program point L3977-2(lines 3977 3980) no Hoare annotation was computed. [2019-11-07 02:50:22,683 INFO L443 ceAbstractionStarter]: For program point L3973(lines 3973 3976) no Hoare annotation was computed. [2019-11-07 02:50:22,683 INFO L443 ceAbstractionStarter]: For program point L3969(lines 3969 3972) no Hoare annotation was computed. [2019-11-07 02:50:22,684 INFO L443 ceAbstractionStarter]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2019-11-07 02:50:22,684 INFO L446 ceAbstractionStarter]: At program point L3990(line 3990) the Hoare annotation is: true [2019-11-07 02:50:22,684 INFO L443 ceAbstractionStarter]: For program point L3990-1(line 3990) no Hoare annotation was computed. [2019-11-07 02:50:22,684 INFO L443 ceAbstractionStarter]: For program point L3986(lines 3986 3989) no Hoare annotation was computed. [2019-11-07 02:50:22,684 INFO L443 ceAbstractionStarter]: For program point _copy_to_userEXIT(lines 4485 4487) no Hoare annotation was computed. [2019-11-07 02:50:22,684 INFO L446 ceAbstractionStarter]: At program point _copy_to_userENTRY(lines 4485 4487) the Hoare annotation is: true [2019-11-07 02:50:22,684 INFO L443 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 3267 3273) no Hoare annotation was computed. [2019-11-07 02:50:22,684 INFO L446 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 3267 3273) the Hoare annotation is: true [2019-11-07 02:50:22,685 INFO L443 ceAbstractionStarter]: For program point unregister_chrdevFINAL(lines 3328 3334) no Hoare annotation was computed. [2019-11-07 02:50:22,685 INFO L443 ceAbstractionStarter]: For program point unregister_chrdevEXIT(lines 3328 3334) no Hoare annotation was computed. [2019-11-07 02:50:22,685 INFO L446 ceAbstractionStarter]: At program point unregister_chrdevENTRY(lines 3328 3334) the Hoare annotation is: true [2019-11-07 02:50:22,685 INFO L446 ceAbstractionStarter]: At program point L3331(line 3331) the Hoare annotation is: true [2019-11-07 02:50:22,685 INFO L446 ceAbstractionStarter]: At program point ldv_initializeFINAL(lines 4505 4507) the Hoare annotation is: true [2019-11-07 02:50:22,685 INFO L443 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 4505 4507) no Hoare annotation was computed. [2019-11-07 02:50:22,685 INFO L446 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2019-11-07 02:50:22,685 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2019-11-07 02:50:22,685 INFO L443 ceAbstractionStarter]: For program point external_allocEXIT(lines 4560 4562) no Hoare annotation was computed. [2019-11-07 02:50:22,686 INFO L446 ceAbstractionStarter]: At program point external_allocENTRY(lines 4560 4562) the Hoare annotation is: true [2019-11-07 02:50:22,686 INFO L446 ceAbstractionStarter]: At program point pi_read_blockENTRY(lines 4535 4537) the Hoare annotation is: true [2019-11-07 02:50:22,686 INFO L443 ceAbstractionStarter]: For program point pi_read_blockEXIT(lines 4535 4537) no Hoare annotation was computed. [2019-11-07 02:50:22,686 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_nonatomicEXIT(lines 4423 4432) no Hoare annotation was computed. [2019-11-07 02:50:22,686 INFO L443 ceAbstractionStarter]: For program point L4428-1(lines 4423 4432) no Hoare annotation was computed. [2019-11-07 02:50:22,686 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_nonatomicENTRY(lines 4423 4432) no Hoare annotation was computed. [2019-11-07 02:50:22,686 INFO L443 ceAbstractionStarter]: For program point L4428(line 4428) no Hoare annotation was computed. [2019-11-07 02:50:22,686 INFO L443 ceAbstractionStarter]: For program point read_regEXIT(lines 3462 3469) no Hoare annotation was computed. [2019-11-07 02:50:22,687 INFO L446 ceAbstractionStarter]: At program point L3466(line 3466) the Hoare annotation is: true [2019-11-07 02:50:22,687 INFO L443 ceAbstractionStarter]: For program point L3466-1(line 3466) no Hoare annotation was computed. [2019-11-07 02:50:22,687 INFO L446 ceAbstractionStarter]: At program point read_regENTRY(lines 3462 3469) the Hoare annotation is: true [2019-11-07 02:50:22,687 INFO L443 ceAbstractionStarter]: For program point ldv_kmem_cache_alloc_16EXIT(lines 4369 4376) no Hoare annotation was computed. [2019-11-07 02:50:22,687 INFO L443 ceAbstractionStarter]: For program point ldv_kmem_cache_alloc_16ENTRY(lines 4369 4376) no Hoare annotation was computed. [2019-11-07 02:50:22,687 INFO L443 ceAbstractionStarter]: For program point L4372-1(line 4372) no Hoare annotation was computed. [2019-11-07 02:50:22,687 INFO L443 ceAbstractionStarter]: For program point L4373(line 4373) no Hoare annotation was computed. [2019-11-07 02:50:22,687 INFO L443 ceAbstractionStarter]: For program point L4372(line 4372) no Hoare annotation was computed. [2019-11-07 02:50:22,688 INFO L446 ceAbstractionStarter]: At program point L4462(line 4462) the Hoare annotation is: true [2019-11-07 02:50:22,688 INFO L443 ceAbstractionStarter]: For program point __class_createEXIT(lines 4461 4463) no Hoare annotation was computed. [2019-11-07 02:50:22,688 INFO L443 ceAbstractionStarter]: For program point L4462-1(line 4462) no Hoare annotation was computed. [2019-11-07 02:50:22,688 INFO L446 ceAbstractionStarter]: At program point __class_createENTRY(lines 4461 4463) the Hoare annotation is: true [2019-11-07 02:50:22,688 INFO L443 ceAbstractionStarter]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2019-11-07 02:50:22,688 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)|))) [2019-11-07 02:50:22,688 INFO L443 ceAbstractionStarter]: For program point L4393-1(line 4393) no Hoare annotation was computed. [2019-11-07 02:50:22,688 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)|))) [2019-11-07 02:50:22,689 INFO L443 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 3159 3164) no Hoare annotation was computed. [2019-11-07 02:50:22,689 INFO L446 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 3159 3164) the Hoare annotation is: true [2019-11-07 02:50:22,689 INFO L443 ceAbstractionStarter]: For program point ldv_spin_unlockENTRY(lines 4440 4446) no Hoare annotation was computed. [2019-11-07 02:50:22,689 INFO L443 ceAbstractionStarter]: For program point ldv_spin_unlockEXIT(lines 4440 4446) no Hoare annotation was computed. [2019-11-07 02:50:22,689 INFO L443 ceAbstractionStarter]: For program point ldv_spin_lockEXIT(lines 4433 4439) no Hoare annotation was computed. [2019-11-07 02:50:22,714 INFO L443 ceAbstractionStarter]: For program point ldv_spin_lockENTRY(lines 4433 4439) no Hoare annotation was computed. [2019-11-07 02:50:22,714 INFO L446 ceAbstractionStarter]: At program point L3681(lines 3648 3709) the Hoare annotation is: true [2019-11-07 02:50:22,715 INFO L446 ceAbstractionStarter]: At program point L3669(lines 3648 3709) the Hoare annotation is: true [2019-11-07 02:50:22,715 INFO L446 ceAbstractionStarter]: At program point L3657(line 3657) the Hoare annotation is: true [2019-11-07 02:50:22,715 INFO L443 ceAbstractionStarter]: For program point L3707-1(line 3707) no Hoare annotation was computed. [2019-11-07 02:50:22,715 INFO L446 ceAbstractionStarter]: At program point L3707(line 3707) the Hoare annotation is: true [2019-11-07 02:50:22,715 INFO L443 ceAbstractionStarter]: For program point L3666(lines 3666 3674) no Hoare annotation was computed. [2019-11-07 02:50:22,716 INFO L446 ceAbstractionStarter]: At program point L3662(lines 3648 3709) the Hoare annotation is: true [2019-11-07 02:50:22,716 INFO L446 ceAbstractionStarter]: At program point L3695(lines 3688 3705) the Hoare annotation is: true [2019-11-07 02:50:22,716 INFO L443 ceAbstractionStarter]: For program point L3658(line 3658) no Hoare annotation was computed. [2019-11-07 02:50:22,716 INFO L446 ceAbstractionStarter]: At program point L3654(line 3654) the Hoare annotation is: true [2019-11-07 02:50:22,716 INFO L443 ceAbstractionStarter]: For program point L3654-1(line 3654) no Hoare annotation was computed. [2019-11-07 02:50:22,716 INFO L446 ceAbstractionStarter]: At program point L3683(lines 3648 3709) the Hoare annotation is: true [2019-11-07 02:50:22,716 INFO L443 ceAbstractionStarter]: For program point L3679(line 3679) no Hoare annotation was computed. [2019-11-07 02:50:22,716 INFO L446 ceAbstractionStarter]: At program point L3675(lines 3648 3709) the Hoare annotation is: true [2019-11-07 02:50:22,716 INFO L443 ceAbstractionStarter]: For program point L3667-1(line 3667) no Hoare annotation was computed. [2019-11-07 02:50:22,717 INFO L446 ceAbstractionStarter]: At program point L3667(line 3667) the Hoare annotation is: true [2019-11-07 02:50:22,717 INFO L446 ceAbstractionStarter]: At program point pg_resetENTRY(lines 3637 3710) the Hoare annotation is: true [2019-11-07 02:50:22,717 INFO L443 ceAbstractionStarter]: For program point L3688(lines 3688 3706) no Hoare annotation was computed. [2019-11-07 02:50:22,717 INFO L443 ceAbstractionStarter]: For program point L3655-1(line 3655) no Hoare annotation was computed. [2019-11-07 02:50:22,717 INFO L443 ceAbstractionStarter]: For program point L3688-2(lines 3688 3706) no Hoare annotation was computed. [2019-11-07 02:50:22,717 INFO L446 ceAbstractionStarter]: At program point L3655(line 3655) the Hoare annotation is: true [2019-11-07 02:50:22,717 INFO L443 ceAbstractionStarter]: For program point pg_resetEXIT(lines 3637 3710) no Hoare annotation was computed. [2019-11-07 02:50:22,717 INFO L443 ceAbstractionStarter]: For program point L3668(lines 3668 3672) no Hoare annotation was computed. [2019-11-07 02:50:22,717 INFO L446 ceAbstractionStarter]: At program point L3656(line 3656) the Hoare annotation is: true [2019-11-07 02:50:22,718 INFO L446 ceAbstractionStarter]: At program point L3656-1(line 3656) the Hoare annotation is: true [2019-11-07 02:50:22,718 INFO L446 ceAbstractionStarter]: At program point L4156(lines 4095 4159) the Hoare annotation is: true [2019-11-07 02:50:22,718 INFO L446 ceAbstractionStarter]: At program point L4148(lines 4095 4159) the Hoare annotation is: true [2019-11-07 02:50:22,718 INFO L443 ceAbstractionStarter]: For program point L4115(lines 4115 4118) no Hoare annotation was computed. [2019-11-07 02:50:22,718 INFO L443 ceAbstractionStarter]: For program point L4115-2(lines 4115 4118) no Hoare annotation was computed. [2019-11-07 02:50:22,718 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)|))) [2019-11-07 02:50:22,718 INFO L443 ceAbstractionStarter]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2019-11-07 02:50:22,718 INFO L443 ceAbstractionStarter]: For program point L4132(lines 4132 4137) no Hoare annotation was computed. [2019-11-07 02:50:22,718 INFO L446 ceAbstractionStarter]: At program point L4120(lines 4109 4126) the Hoare annotation is: true [2019-11-07 02:50:22,719 INFO L446 ceAbstractionStarter]: At program point L4116(line 4116) the Hoare annotation is: true [2019-11-07 02:50:22,719 INFO L443 ceAbstractionStarter]: For program point L4116-1(line 4116) no Hoare annotation was computed. [2019-11-07 02:50:22,719 INFO L446 ceAbstractionStarter]: At program point L4108(line 4108) the Hoare annotation is: true [2019-11-07 02:50:22,719 INFO L443 ceAbstractionStarter]: For program point L4108-1(line 4108) no Hoare annotation was computed. [2019-11-07 02:50:22,719 INFO L443 ceAbstractionStarter]: For program point L4133-1(line 4133) no Hoare annotation was computed. [2019-11-07 02:50:22,719 INFO L446 ceAbstractionStarter]: At program point L4133(line 4133) the Hoare annotation is: true [2019-11-07 02:50:22,719 INFO L443 ceAbstractionStarter]: For program point L4096(lines 4096 4100) no Hoare annotation was computed. [2019-11-07 02:50:22,719 INFO L443 ceAbstractionStarter]: For program point L4129-1(line 4129) no Hoare annotation was computed. [2019-11-07 02:50:22,720 INFO L446 ceAbstractionStarter]: At program point L4129(line 4129) the Hoare annotation is: true [2019-11-07 02:50:22,720 INFO L443 ceAbstractionStarter]: For program point L4109(lines 4109 4127) no Hoare annotation was computed. [2019-11-07 02:50:22,720 INFO L443 ceAbstractionStarter]: For program point pg_initEXIT(lines 4084 4160) no Hoare annotation was computed. [2019-11-07 02:50:22,720 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)|))) [2019-11-07 02:50:22,720 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)|))) [2019-11-07 02:50:22,720 INFO L443 ceAbstractionStarter]: For program point L4102(line 4102) no Hoare annotation was computed. [2019-11-07 02:50:22,720 INFO L446 ceAbstractionStarter]: At program point L4135(lines 4095 4159) the Hoare annotation is: true [2019-11-07 02:50:22,720 INFO L443 ceAbstractionStarter]: For program point L4131-1(line 4131) no Hoare annotation was computed. [2019-11-07 02:50:22,721 INFO L446 ceAbstractionStarter]: At program point L4131(line 4131) the Hoare annotation is: true [2019-11-07 02:50:22,721 INFO L446 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 3202 3218) the Hoare annotation is: true [2019-11-07 02:50:22,721 INFO L443 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 3202 3218) no Hoare annotation was computed. [2019-11-07 02:50:22,721 INFO L443 ceAbstractionStarter]: For program point iminorEXIT(lines 3308 3313) no Hoare annotation was computed. [2019-11-07 02:50:22,721 INFO L446 ceAbstractionStarter]: At program point iminorENTRY(lines 3308 3313) the Hoare annotation is: true [2019-11-07 02:50:22,721 INFO L443 ceAbstractionStarter]: For program point pg_readFINAL(lines 4023 4083) no Hoare annotation was computed. [2019-11-07 02:50:22,721 INFO L443 ceAbstractionStarter]: For program point L4045(lines 4045 4051) no Hoare annotation was computed. [2019-11-07 02:50:22,721 INFO L446 ceAbstractionStarter]: At program point L4045-2(lines 4045 4051) the Hoare annotation is: true [2019-11-07 02:50:22,721 INFO L443 ceAbstractionStarter]: For program point L4072(lines 4072 4080) no Hoare annotation was computed. [2019-11-07 02:50:22,722 INFO L443 ceAbstractionStarter]: For program point pg_readEXIT(lines 4023 4083) no Hoare annotation was computed. [2019-11-07 02:50:22,722 INFO L443 ceAbstractionStarter]: For program point L4072-2(lines 4072 4080) no Hoare annotation was computed. [2019-11-07 02:50:22,722 INFO L443 ceAbstractionStarter]: For program point L4039(lines 4039 4042) no Hoare annotation was computed. [2019-11-07 02:50:22,722 INFO L443 ceAbstractionStarter]: For program point L4068(lines 4068 4071) no Hoare annotation was computed. [2019-11-07 02:50:22,722 INFO L446 ceAbstractionStarter]: At program point pg_readENTRY(lines 4023 4083) the Hoare annotation is: true [2019-11-07 02:50:22,722 INFO L443 ceAbstractionStarter]: For program point L4035(lines 4035 4038) no Hoare annotation was computed. [2019-11-07 02:50:22,722 INFO L443 ceAbstractionStarter]: For program point L4052(line 4052) no Hoare annotation was computed. [2019-11-07 02:50:22,722 INFO L443 ceAbstractionStarter]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2019-11-07 02:50:22,722 INFO L446 ceAbstractionStarter]: At program point L4044(line 4044) the Hoare annotation is: true [2019-11-07 02:50:22,723 INFO L443 ceAbstractionStarter]: For program point L4044-1(line 4044) no Hoare annotation was computed. [2019-11-07 02:50:22,723 INFO L443 ceAbstractionStarter]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2019-11-07 02:50:22,723 INFO L443 ceAbstractionStarter]: For program point L4073-1(lines 4073 4074) no Hoare annotation was computed. [2019-11-07 02:50:22,723 INFO L446 ceAbstractionStarter]: At program point L4073(lines 4073 4074) the Hoare annotation is: true [2019-11-07 02:50:22,723 INFO L443 ceAbstractionStarter]: For program point L4067-1(line 4067) no Hoare annotation was computed. [2019-11-07 02:50:22,723 INFO L446 ceAbstractionStarter]: At program point L4067(line 4067) the Hoare annotation is: true [2019-11-07 02:50:22,723 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flagsEXIT(lines 4400 4409) no Hoare annotation was computed. [2019-11-07 02:50:22,723 INFO L446 ceAbstractionStarter]: At program point ldv_check_alloc_flagsENTRY(lines 4400 4409) the Hoare annotation is: true [2019-11-07 02:50:22,723 INFO L443 ceAbstractionStarter]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2019-11-07 02:50:22,723 INFO L439 ceAbstractionStarter]: At program point L4405(line 4405) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2019-11-07 02:50:22,724 INFO L443 ceAbstractionStarter]: For program point L4405-1(lines 4400 4409) no Hoare annotation was computed. [2019-11-07 02:50:22,724 INFO L443 ceAbstractionStarter]: For program point L3777-1(line 3777) no Hoare annotation was computed. [2019-11-07 02:50:22,724 INFO L446 ceAbstractionStarter]: At program point L3777(line 3777) the Hoare annotation is: true [2019-11-07 02:50:22,724 INFO L446 ceAbstractionStarter]: At program point L3772(line 3772) the Hoare annotation is: true [2019-11-07 02:50:22,724 INFO L443 ceAbstractionStarter]: For program point L3773(lines 3773 3776) no Hoare annotation was computed. [2019-11-07 02:50:22,724 INFO L443 ceAbstractionStarter]: For program point L3772-1(line 3772) no Hoare annotation was computed. [2019-11-07 02:50:22,724 INFO L443 ceAbstractionStarter]: For program point pg_identifyEXIT(lines 3749 3791) no Hoare annotation was computed. [2019-11-07 02:50:22,724 INFO L446 ceAbstractionStarter]: At program point pg_identifyENTRY(lines 3749 3791) the Hoare annotation is: true [2019-11-07 02:50:22,724 INFO L443 ceAbstractionStarter]: For program point L3784(line 3784) no Hoare annotation was computed. [2019-11-07 02:50:22,724 INFO L443 ceAbstractionStarter]: For program point L3782(lines 3782 3788) no Hoare annotation was computed. [2019-11-07 02:50:22,725 INFO L446 ceAbstractionStarter]: At program point L3783-1(line 3783) the Hoare annotation is: true [2019-11-07 02:50:22,725 INFO L446 ceAbstractionStarter]: At program point L3783(line 3783) the Hoare annotation is: true [2019-11-07 02:50:22,725 INFO L443 ceAbstractionStarter]: For program point L3782-2(lines 3782 3788) no Hoare annotation was computed. [2019-11-07 02:50:22,725 INFO L443 ceAbstractionStarter]: For program point pg_identifyFINAL(lines 3749 3791) no Hoare annotation was computed. [2019-11-07 02:50:22,725 INFO L443 ceAbstractionStarter]: For program point L3778(lines 3778 3781) no Hoare annotation was computed. [2019-11-07 02:50:22,725 INFO L443 ceAbstractionStarter]: For program point pi_write_blockEXIT(lines 4545 4547) no Hoare annotation was computed. [2019-11-07 02:50:22,725 INFO L446 ceAbstractionStarter]: At program point pi_write_blockENTRY(lines 4545 4547) the Hoare annotation is: true [2019-11-07 02:50:22,725 INFO L443 ceAbstractionStarter]: For program point kfreeEXIT(lines 4564 4566) no Hoare annotation was computed. [2019-11-07 02:50:22,725 INFO L446 ceAbstractionStarter]: At program point kfreeENTRY(lines 4564 4566) the Hoare annotation is: true [2019-11-07 02:50:22,725 INFO L446 ceAbstractionStarter]: At program point __unregister_chrdevENTRY(lines 4477 4479) the Hoare annotation is: true [2019-11-07 02:50:22,726 INFO L443 ceAbstractionStarter]: For program point __unregister_chrdevEXIT(lines 4477 4479) no Hoare annotation was computed. [2019-11-07 02:50:22,726 INFO L443 ceAbstractionStarter]: For program point pi_initEXIT(lines 4532 4534) no Hoare annotation was computed. [2019-11-07 02:50:22,726 INFO L446 ceAbstractionStarter]: At program point pi_initENTRY(lines 4532 4534) the Hoare annotation is: true [2019-11-07 02:50:22,726 INFO L446 ceAbstractionStarter]: At program point L3486(line 3486) the Hoare annotation is: true [2019-11-07 02:50:22,726 INFO L443 ceAbstractionStarter]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2019-11-07 02:50:22,726 INFO L443 ceAbstractionStarter]: For program point pg_sleepEXIT(lines 3483 3489) no Hoare annotation was computed. [2019-11-07 02:50:22,726 INFO L446 ceAbstractionStarter]: At program point pg_sleepENTRY(lines 3483 3489) the Hoare annotation is: true [2019-11-07 02:50:22,726 INFO L446 ceAbstractionStarter]: At program point might_faultFINAL(lines 4512 4514) the Hoare annotation is: true [2019-11-07 02:50:22,726 INFO L443 ceAbstractionStarter]: For program point might_faultEXIT(lines 4512 4514) no Hoare annotation was computed. [2019-11-07 02:50:22,726 INFO L446 ceAbstractionStarter]: At program point pi_read_regrENTRY(lines 4539 4541) the Hoare annotation is: true [2019-11-07 02:50:22,727 INFO L443 ceAbstractionStarter]: For program point pi_read_regrEXIT(lines 4539 4541) no Hoare annotation was computed. [2019-11-07 02:50:22,727 INFO L443 ceAbstractionStarter]: For program point printkENTRY(lines 4552 4554) no Hoare annotation was computed. [2019-11-07 02:50:22,727 INFO L443 ceAbstractionStarter]: For program point printkEXIT(lines 4552 4554) no Hoare annotation was computed. [2019-11-07 02:50:22,727 INFO L446 ceAbstractionStarter]: At program point L4209(line 4209) the Hoare annotation is: true [2019-11-07 02:50:22,727 INFO L443 ceAbstractionStarter]: For program point L4209-1(line 4209) no Hoare annotation was computed. [2019-11-07 02:50:22,727 INFO L443 ceAbstractionStarter]: For program point ldv_file_operations_1EXIT(lines 4204 4215) no Hoare annotation was computed. [2019-11-07 02:50:22,727 INFO L446 ceAbstractionStarter]: At program point L4211(line 4211) the Hoare annotation is: true [2019-11-07 02:50:22,727 INFO L443 ceAbstractionStarter]: For program point L4211-1(line 4211) no Hoare annotation was computed. [2019-11-07 02:50:22,727 INFO L446 ceAbstractionStarter]: At program point ldv_file_operations_1ENTRY(lines 4204 4215) the Hoare annotation is: true [2019-11-07 02:50:22,727 INFO L443 ceAbstractionStarter]: For program point ldv_spin_trylockENTRY(lines 4447 4459) no Hoare annotation was computed. [2019-11-07 02:50:22,728 INFO L443 ceAbstractionStarter]: For program point L4451(line 4451) no Hoare annotation was computed. [2019-11-07 02:50:22,728 INFO L443 ceAbstractionStarter]: For program point L4451-1(line 4451) no Hoare annotation was computed. [2019-11-07 02:50:22,728 INFO L443 ceAbstractionStarter]: For program point ldv_spin_trylockEXIT(lines 4447 4459) no Hoare annotation was computed. [2019-11-07 02:50:22,728 INFO L443 ceAbstractionStarter]: For program point L3805-1(line 3805) no Hoare annotation was computed. [2019-11-07 02:50:22,728 INFO L443 ceAbstractionStarter]: For program point pg_probeEXIT(lines 3792 3825) no Hoare annotation was computed. [2019-11-07 02:50:22,728 INFO L446 ceAbstractionStarter]: At program point L3805(line 3805) the Hoare annotation is: true [2019-11-07 02:50:22,728 INFO L443 ceAbstractionStarter]: For program point L3803(line 3803) no Hoare annotation was computed. [2019-11-07 02:50:22,728 INFO L443 ceAbstractionStarter]: For program point L3799(lines 3799 3822) no Hoare annotation was computed. [2019-11-07 02:50:22,728 INFO L443 ceAbstractionStarter]: For program point L3799-2(lines 3799 3822) no Hoare annotation was computed. [2019-11-07 02:50:22,728 INFO L446 ceAbstractionStarter]: At program point L3818(line 3818) the Hoare annotation is: true [2019-11-07 02:50:22,729 INFO L446 ceAbstractionStarter]: At program point L3816(line 3816) the Hoare annotation is: true [2019-11-07 02:50:22,729 INFO L443 ceAbstractionStarter]: For program point L3818-1(line 3818) no Hoare annotation was computed. [2019-11-07 02:50:22,729 INFO L443 ceAbstractionStarter]: For program point L3816-1(line 3816) no Hoare annotation was computed. [2019-11-07 02:50:22,729 INFO L446 ceAbstractionStarter]: At program point L3812(lines 3799 3815) the Hoare annotation is: true [2019-11-07 02:50:22,729 INFO L446 ceAbstractionStarter]: At program point L3810(lines 3799 3815) the Hoare annotation is: true [2019-11-07 02:50:22,729 INFO L443 ceAbstractionStarter]: For program point pg_probeFINAL(lines 3792 3825) no Hoare annotation was computed. [2019-11-07 02:50:22,729 INFO L443 ceAbstractionStarter]: For program point L3804(lines 3804 3808) no Hoare annotation was computed. [2019-11-07 02:50:22,729 INFO L446 ceAbstractionStarter]: At program point pg_probeENTRY(lines 3792 3825) the Hoare annotation is: true [2019-11-07 02:50:22,729 INFO L443 ceAbstractionStarter]: For program point L3817(lines 3817 3821) no Hoare annotation was computed. [2019-11-07 02:50:22,730 INFO L443 ceAbstractionStarter]: For program point L3811(lines 3811 3814) no Hoare annotation was computed. [2019-11-07 02:50:22,730 INFO L443 ceAbstractionStarter]: For program point L3615-1(lines 3600 3635) no Hoare annotation was computed. [2019-11-07 02:50:22,730 INFO L443 ceAbstractionStarter]: For program point L3611(lines 3611 3614) no Hoare annotation was computed. [2019-11-07 02:50:22,730 INFO L443 ceAbstractionStarter]: For program point L3611-2(lines 3600 3635) no Hoare annotation was computed. [2019-11-07 02:50:22,730 INFO L443 ceAbstractionStarter]: For program point L3628(line 3628) no Hoare annotation was computed. [2019-11-07 02:50:22,730 INFO L446 ceAbstractionStarter]: At program point L3616(line 3616) the Hoare annotation is: true [2019-11-07 02:50:22,730 INFO L443 ceAbstractionStarter]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2019-11-07 02:50:22,730 INFO L446 ceAbstractionStarter]: At program point L3612(line 3612) the Hoare annotation is: true [2019-11-07 02:50:22,730 INFO L443 ceAbstractionStarter]: For program point L3612-1(line 3612) no Hoare annotation was computed. [2019-11-07 02:50:22,730 INFO L443 ceAbstractionStarter]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2019-11-07 02:50:22,731 INFO L446 ceAbstractionStarter]: At program point L3633(line 3633) the Hoare annotation is: true [2019-11-07 02:50:22,731 INFO L443 ceAbstractionStarter]: For program point L3629(lines 3629 3632) no Hoare annotation was computed. [2019-11-07 02:50:22,731 INFO L443 ceAbstractionStarter]: For program point L3609-1(line 3609) no Hoare annotation was computed. [2019-11-07 02:50:22,731 INFO L446 ceAbstractionStarter]: At program point L3609(line 3609) the Hoare annotation is: true [2019-11-07 02:50:22,731 INFO L443 ceAbstractionStarter]: For program point L3605(line 3605) no Hoare annotation was computed. [2019-11-07 02:50:22,731 INFO L443 ceAbstractionStarter]: For program point L3601-1(line 3601) no Hoare annotation was computed. [2019-11-07 02:50:22,731 INFO L446 ceAbstractionStarter]: At program point L3601(line 3601) the Hoare annotation is: true [2019-11-07 02:50:22,731 INFO L446 ceAbstractionStarter]: At program point L3630(lines 3600 3635) the Hoare annotation is: true [2019-11-07 02:50:22,731 INFO L446 ceAbstractionStarter]: At program point L3626(line 3626) the Hoare annotation is: true [2019-11-07 02:50:22,731 INFO L443 ceAbstractionStarter]: For program point L3626-1(line 3626) no Hoare annotation was computed. [2019-11-07 02:50:22,732 INFO L446 ceAbstractionStarter]: At program point L3606(line 3606) the Hoare annotation is: true [2019-11-07 02:50:22,732 INFO L443 ceAbstractionStarter]: For program point L3606-1(line 3606) no Hoare annotation was computed. [2019-11-07 02:50:22,732 INFO L443 ceAbstractionStarter]: For program point pg_completionEXIT(lines 3590 3636) no Hoare annotation was computed. [2019-11-07 02:50:22,732 INFO L446 ceAbstractionStarter]: At program point pg_completionENTRY(lines 3590 3636) the Hoare annotation is: true [2019-11-07 02:50:22,732 INFO L446 ceAbstractionStarter]: At program point L3627(lines 3600 3635) the Hoare annotation is: true [2019-11-07 02:50:22,732 INFO L443 ceAbstractionStarter]: For program point kmem_cache_allocEXIT(lines 4499 4501) no Hoare annotation was computed. [2019-11-07 02:50:22,732 INFO L443 ceAbstractionStarter]: For program point kmem_cache_allocENTRY(lines 4499 4501) no Hoare annotation was computed. [2019-11-07 02:50:22,732 INFO L443 ceAbstractionStarter]: For program point L4500-1(line 4500) no Hoare annotation was computed. [2019-11-07 02:50:22,732 INFO L443 ceAbstractionStarter]: For program point L4500(line 4500) no Hoare annotation was computed. [2019-11-07 02:50:22,732 INFO L443 ceAbstractionStarter]: For program point class_destroyEXIT(lines 4488 4490) no Hoare annotation was computed. [2019-11-07 02:50:22,733 INFO L446 ceAbstractionStarter]: At program point class_destroyENTRY(lines 4488 4490) the Hoare annotation is: true [2019-11-07 02:50:22,733 INFO L446 ceAbstractionStarter]: At program point mutex_unlockENTRY(lines 4518 4520) the Hoare annotation is: true [2019-11-07 02:50:22,733 INFO L443 ceAbstractionStarter]: For program point mutex_unlockEXIT(lines 4518 4520) no Hoare annotation was computed. [2019-11-07 02:50:22,733 INFO L443 ceAbstractionStarter]: For program point copy_to_userEXIT(lines 3373 3396) no Hoare annotation was computed. [2019-11-07 02:50:22,733 INFO L446 ceAbstractionStarter]: At program point copy_to_userENTRY(lines 3373 3396) the Hoare annotation is: true [2019-11-07 02:50:22,733 INFO L443 ceAbstractionStarter]: For program point L3391-1(lines 3384 3393) no Hoare annotation was computed. [2019-11-07 02:50:22,733 INFO L446 ceAbstractionStarter]: At program point L3391(line 3391) the Hoare annotation is: true [2019-11-07 02:50:22,733 INFO L443 ceAbstractionStarter]: For program point L3388(lines 3388 3392) no Hoare annotation was computed. [2019-11-07 02:50:22,733 INFO L443 ceAbstractionStarter]: For program point L3389-1(line 3389) no Hoare annotation was computed. [2019-11-07 02:50:22,733 INFO L446 ceAbstractionStarter]: At program point L3389(line 3389) the Hoare annotation is: true [2019-11-07 02:50:22,733 INFO L443 ceAbstractionStarter]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2019-11-07 02:50:22,734 INFO L446 ceAbstractionStarter]: At program point L3387(line 3387) the Hoare annotation is: true [2019-11-07 02:50:22,734 INFO L443 ceAbstractionStarter]: For program point L3384(lines 3384 3393) no Hoare annotation was computed. [2019-11-07 02:50:22,734 INFO L443 ceAbstractionStarter]: For program point L3385-1(line 3385) no Hoare annotation was computed. [2019-11-07 02:50:22,734 INFO L446 ceAbstractionStarter]: At program point L3385(line 3385) the Hoare annotation is: true [2019-11-07 02:50:22,734 INFO L446 ceAbstractionStarter]: At program point L3382(line 3382) the Hoare annotation is: true [2019-11-07 02:50:22,734 INFO L443 ceAbstractionStarter]: For program point L3383(line 3383) no Hoare annotation was computed. [2019-11-07 02:50:22,734 INFO L446 ceAbstractionStarter]: At program point L3382-1(line 3382) the Hoare annotation is: true [2019-11-07 02:50:22,734 INFO L446 ceAbstractionStarter]: At program point L3520(line 3520) the Hoare annotation is: true [2019-11-07 02:50:22,734 INFO L443 ceAbstractionStarter]: For program point L3518(lines 3518 3534) no Hoare annotation was computed. [2019-11-07 02:50:22,734 INFO L443 ceAbstractionStarter]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2019-11-07 02:50:22,735 INFO L443 ceAbstractionStarter]: For program point pg_waitFINAL(lines 3490 3537) no Hoare annotation was computed. [2019-11-07 02:50:22,735 INFO L443 ceAbstractionStarter]: For program point L3512(line 3512) no Hoare annotation was computed. [2019-11-07 02:50:22,735 INFO L443 ceAbstractionStarter]: For program point L3506(lines 3506 3510) no Hoare annotation was computed. [2019-11-07 02:50:22,735 INFO L446 ceAbstractionStarter]: At program point pg_waitENTRY(lines 3490 3537) the Hoare annotation is: true [2019-11-07 02:50:22,735 INFO L443 ceAbstractionStarter]: For program point pg_waitEXIT(lines 3490 3537) no Hoare annotation was computed. [2019-11-07 02:50:22,735 INFO L443 ceAbstractionStarter]: For program point L3521-1(line 3521) no Hoare annotation was computed. [2019-11-07 02:50:22,735 INFO L446 ceAbstractionStarter]: At program point L3521(line 3521) the Hoare annotation is: true [2019-11-07 02:50:22,735 INFO L443 ceAbstractionStarter]: For program point L3519-1(line 3519) no Hoare annotation was computed. [2019-11-07 02:50:22,735 INFO L446 ceAbstractionStarter]: At program point L3519(line 3519) the Hoare annotation is: true [2019-11-07 02:50:22,735 INFO L446 ceAbstractionStarter]: At program point L3513(lines 3513 3516) the Hoare annotation is: true [2019-11-07 02:50:22,736 INFO L446 ceAbstractionStarter]: At program point L3509-1(lines 3499 3536) the Hoare annotation is: true [2019-11-07 02:50:22,736 INFO L446 ceAbstractionStarter]: At program point L3509(line 3509) the Hoare annotation is: true [2019-11-07 02:50:22,736 INFO L446 ceAbstractionStarter]: At program point L3507(line 3507) the Hoare annotation is: true [2019-11-07 02:50:22,736 INFO L446 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 3260 3266) the Hoare annotation is: true [2019-11-07 02:50:22,736 INFO L443 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3264) no Hoare annotation was computed. [2019-11-07 02:50:22,736 INFO L443 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 3260 3266) no Hoare annotation was computed. [2019-11-07 02:50:22,736 INFO L446 ceAbstractionStarter]: At program point pi_connectENTRY(lines 4525 4527) the Hoare annotation is: true [2019-11-07 02:50:22,736 INFO L443 ceAbstractionStarter]: For program point pi_connectEXIT(lines 4525 4527) no Hoare annotation was computed. [2019-11-07 02:50:22,736 INFO L446 ceAbstractionStarter]: At program point kmallocENTRY(lines 4361 4368) the Hoare annotation is: true [2019-11-07 02:50:22,737 INFO L446 ceAbstractionStarter]: At program point L4364-1(line 4364) the Hoare annotation is: true [2019-11-07 02:50:22,737 INFO L443 ceAbstractionStarter]: For program point L4365(line 4365) no Hoare annotation was computed. [2019-11-07 02:50:22,737 INFO L446 ceAbstractionStarter]: At program point L4364(line 4364) the Hoare annotation is: true [2019-11-07 02:50:22,737 INFO L443 ceAbstractionStarter]: For program point kmallocEXIT(lines 4361 4368) no Hoare annotation was computed. [2019-11-07 02:50:22,737 INFO L446 ceAbstractionStarter]: At program point noop_llseekENTRY(lines 4522 4524) the Hoare annotation is: true [2019-11-07 02:50:22,737 INFO L443 ceAbstractionStarter]: For program point noop_llseekEXIT(lines 4522 4524) no Hoare annotation was computed. [2019-11-07 02:50:22,737 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongENTRY(lines 3252 3259) no Hoare annotation was computed. [2019-11-07 02:50:22,737 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongEXIT(lines 3252 3259) no Hoare annotation was computed. [2019-11-07 02:50:22,737 INFO L443 ceAbstractionStarter]: For program point device_destroyEXIT(lines 4495 4497) no Hoare annotation was computed. [2019-11-07 02:50:22,737 INFO L446 ceAbstractionStarter]: At program point device_destroyENTRY(lines 4495 4497) the Hoare annotation is: true [2019-11-07 02:50:22,738 INFO L443 ceAbstractionStarter]: For program point L3586-1(line 3586) no Hoare annotation was computed. [2019-11-07 02:50:22,738 INFO L443 ceAbstractionStarter]: For program point L3549(line 3549) no Hoare annotation was computed. [2019-11-07 02:50:22,738 INFO L443 ceAbstractionStarter]: For program point L3547-1(line 3547) no Hoare annotation was computed. [2019-11-07 02:50:22,738 INFO L446 ceAbstractionStarter]: At program point L3547(line 3547) the Hoare annotation is: true [2019-11-07 02:50:22,738 INFO L446 ceAbstractionStarter]: At program point L3576(lines 3569 3582) the Hoare annotation is: true [2019-11-07 02:50:22,738 INFO L443 ceAbstractionStarter]: For program point pg_commandEXIT(lines 3538 3589) no Hoare annotation was computed. [2019-11-07 02:50:22,738 INFO L446 ceAbstractionStarter]: At program point L3568(line 3568) the Hoare annotation is: true [2019-11-07 02:50:22,738 INFO L443 ceAbstractionStarter]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2019-11-07 02:50:22,738 INFO L446 ceAbstractionStarter]: At program point L3562(line 3562) the Hoare annotation is: true [2019-11-07 02:50:22,738 INFO L443 ceAbstractionStarter]: For program point L3562-1(line 3562) no Hoare annotation was computed. [2019-11-07 02:50:22,739 INFO L443 ceAbstractionStarter]: For program point L3558(lines 3558 3561) no Hoare annotation was computed. [2019-11-07 02:50:22,739 INFO L446 ceAbstractionStarter]: At program point L3556(line 3556) the Hoare annotation is: true [2019-11-07 02:50:22,739 INFO L446 ceAbstractionStarter]: At program point L3554(line 3554) the Hoare annotation is: true [2019-11-07 02:50:22,739 INFO L446 ceAbstractionStarter]: At program point L3554-1(line 3554) the Hoare annotation is: true [2019-11-07 02:50:22,739 INFO L443 ceAbstractionStarter]: For program point L3550(lines 3550 3553) no Hoare annotation was computed. [2019-11-07 02:50:22,739 INFO L446 ceAbstractionStarter]: At program point L3548(line 3548) the Hoare annotation is: true [2019-11-07 02:50:22,739 INFO L446 ceAbstractionStarter]: At program point L3546(line 3546) the Hoare annotation is: true [2019-11-07 02:50:22,739 INFO L443 ceAbstractionStarter]: For program point pg_commandFINAL(lines 3538 3589) no Hoare annotation was computed. [2019-11-07 02:50:22,739 INFO L446 ceAbstractionStarter]: At program point L3548-1(line 3548) the Hoare annotation is: true [2019-11-07 02:50:22,739 INFO L443 ceAbstractionStarter]: For program point L3546-1(line 3546) no Hoare annotation was computed. [2019-11-07 02:50:22,740 INFO L443 ceAbstractionStarter]: For program point L3569(lines 3569 3583) no Hoare annotation was computed. [2019-11-07 02:50:22,740 INFO L443 ceAbstractionStarter]: For program point L3569-2(lines 3569 3583) no Hoare annotation was computed. [2019-11-07 02:50:22,740 INFO L446 ceAbstractionStarter]: At program point L3565(lines 3545 3588) the Hoare annotation is: true [2019-11-07 02:50:22,740 INFO L446 ceAbstractionStarter]: At program point pg_commandENTRY(lines 3538 3589) the Hoare annotation is: true [2019-11-07 02:50:22,740 INFO L443 ceAbstractionStarter]: For program point L3563(lines 3563 3567) no Hoare annotation was computed. [2019-11-07 02:50:22,740 INFO L443 ceAbstractionStarter]: For program point L3557(line 3557) no Hoare annotation was computed. [2019-11-07 02:50:22,740 INFO L446 ceAbstractionStarter]: At program point L3586(line 3586) the Hoare annotation is: true [2019-11-07 02:50:22,740 INFO L446 ceAbstractionStarter]: At program point L3555(line 3555) the Hoare annotation is: true [2019-11-07 02:50:22,740 INFO L443 ceAbstractionStarter]: For program point __copy_to_user_overflowEXIT(lines 4470 4472) no Hoare annotation was computed. [2019-11-07 02:50:22,740 INFO L446 ceAbstractionStarter]: At program point __copy_to_user_overflowFINAL(lines 4470 4472) the Hoare annotation is: true [2019-11-07 02:50:22,740 INFO L446 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 3274 3279) the Hoare annotation is: true [2019-11-07 02:50:22,741 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 3274 3279) no Hoare annotation was computed. [2019-11-07 02:50:22,741 INFO L446 ceAbstractionStarter]: At program point clear_bitENTRY(lines 3138 3144) the Hoare annotation is: true [2019-11-07 02:50:22,741 INFO L443 ceAbstractionStarter]: For program point clear_bitEXIT(lines 3138 3144) no Hoare annotation was computed. [2019-11-07 02:50:22,741 INFO L446 ceAbstractionStarter]: At program point mutex_lock_nestedENTRY(lines 4515 4517) the Hoare annotation is: true [2019-11-07 02:50:22,741 INFO L443 ceAbstractionStarter]: For program point mutex_lock_nestedEXIT(lines 4515 4517) no Hoare annotation was computed. [2019-11-07 02:50:22,741 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2019-11-07 02:50:22,741 INFO L446 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2019-11-07 02:50:22,741 INFO L446 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2019-11-07 02:50:22,741 INFO L443 ceAbstractionStarter]: For program point L4415(lines 4415 4418) no Hoare annotation was computed. [2019-11-07 02:50:22,741 INFO L443 ceAbstractionStarter]: For program point L4417(line 4417) no Hoare annotation was computed. [2019-11-07 02:50:22,742 INFO L443 ceAbstractionStarter]: For program point L4417-1(lines 4415 4418) no Hoare annotation was computed. [2019-11-07 02:50:22,742 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flags_and_return_some_pageENTRY(lines 4411 4422) no Hoare annotation was computed. [2019-11-07 02:50:22,742 INFO L443 ceAbstractionStarter]: For program point L4419(line 4419) no Hoare annotation was computed. [2019-11-07 02:50:22,742 INFO L443 ceAbstractionStarter]: For program point ldv_check_alloc_flags_and_return_some_pageEXIT(lines 4411 4422) no Hoare annotation was computed. [2019-11-07 02:50:22,742 INFO L446 ceAbstractionStarter]: At program point pi_write_regrENTRY(lines 4548 4550) the Hoare annotation is: true [2019-11-07 02:50:22,742 INFO L443 ceAbstractionStarter]: For program point pi_write_regrEXIT(lines 4548 4550) no Hoare annotation was computed. [2019-11-07 02:50:22,742 INFO L446 ceAbstractionStarter]: At program point pg_init_unitsENTRY(lines 3422 3453) the Hoare annotation is: true [2019-11-07 02:50:22,742 INFO L446 ceAbstractionStarter]: At program point L3446(lines 3427 3452) the Hoare annotation is: true [2019-11-07 02:50:22,742 INFO L443 ceAbstractionStarter]: For program point pg_init_unitsEXIT(lines 3422 3453) no Hoare annotation was computed. [2019-11-07 02:50:22,742 INFO L443 ceAbstractionStarter]: For program point L3435-1(line 3435) no Hoare annotation was computed. [2019-11-07 02:50:22,743 INFO L446 ceAbstractionStarter]: At program point L3435(line 3435) the Hoare annotation is: true [2019-11-07 02:50:22,743 INFO L446 ceAbstractionStarter]: At program point __copy_from_user_overflowFINAL(lines 4467 4469) the Hoare annotation is: true [2019-11-07 02:50:22,743 INFO L443 ceAbstractionStarter]: For program point __copy_from_user_overflowEXIT(lines 4467 4469) no Hoare annotation was computed. [2019-11-07 02:50:22,743 INFO L443 ceAbstractionStarter]: For program point ldv_kmalloc_12EXIT(lines 3184 3191) no Hoare annotation was computed. [2019-11-07 02:50:22,743 INFO L446 ceAbstractionStarter]: At program point L3188(line 3188) the Hoare annotation is: true [2019-11-07 02:50:22,743 INFO L446 ceAbstractionStarter]: At program point ldv_kmalloc_12ENTRY(lines 3184 3191) the Hoare annotation is: true [2019-11-07 02:50:22,743 INFO L443 ceAbstractionStarter]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2019-11-07 02:50:22,743 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapENTRY(lines 3280 3286) no Hoare annotation was computed. [2019-11-07 02:50:22,743 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapEXIT(lines 3280 3286) no Hoare annotation was computed. [2019-11-07 02:50:22,743 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapFINAL(lines 3280 3286) no Hoare annotation was computed. [2019-11-07 02:50:22,744 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-11-07 02:50:22,744 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 02:50:22,744 INFO L446 ceAbstractionStarter]: At program point schedule_timeout_interruptibleENTRY(lines 4556 4558) the Hoare annotation is: true [2019-11-07 02:50:22,744 INFO L443 ceAbstractionStarter]: For program point schedule_timeout_interruptibleEXIT(lines 4556 4558) no Hoare annotation was computed. [2019-11-07 02:50:22,744 INFO L443 ceAbstractionStarter]: For program point device_createEXIT(lines 4492 4494) no Hoare annotation was computed. [2019-11-07 02:50:22,744 INFO L443 ceAbstractionStarter]: For program point L4493(line 4493) no Hoare annotation was computed. [2019-11-07 02:50:22,744 INFO L443 ceAbstractionStarter]: For program point device_createENTRY(lines 4492 4494) no Hoare annotation was computed. [2019-11-07 02:50:22,744 INFO L443 ceAbstractionStarter]: For program point L4493-1(line 4493) no Hoare annotation was computed. [2019-11-07 02:50:22,744 INFO L446 ceAbstractionStarter]: At program point ldv_check_final_stateFINAL(lines 4502 4504) the Hoare annotation is: true [2019-11-07 02:50:22,745 INFO L443 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 4502 4504) no Hoare annotation was computed. [2019-11-07 02:50:22,745 INFO L443 ceAbstractionStarter]: For program point test_and_set_bitEXIT(lines 3145 3153) no Hoare annotation was computed. [2019-11-07 02:50:22,745 INFO L446 ceAbstractionStarter]: At program point test_and_set_bitENTRY(lines 3145 3153) the Hoare annotation is: true [2019-11-07 02:50:22,745 INFO L443 ceAbstractionStarter]: For program point L3229-1(line 3229) no Hoare annotation was computed. [2019-11-07 02:50:22,745 INFO L446 ceAbstractionStarter]: At program point L3229(line 3229) the Hoare annotation is: true [2019-11-07 02:50:22,745 INFO L443 ceAbstractionStarter]: For program point L3226(lines 3226 3233) no Hoare annotation was computed. [2019-11-07 02:50:22,745 INFO L443 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 3219 3235) no Hoare annotation was computed. [2019-11-07 02:50:22,745 INFO L446 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 3219 3235) the Hoare annotation is: true [2019-11-07 02:50:22,745 INFO L443 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 3219 3235) no Hoare annotation was computed. [2019-11-07 02:50:22,745 INFO L443 ceAbstractionStarter]: For program point _copy_from_userEXIT(lines 4481 4483) no Hoare annotation was computed. [2019-11-07 02:50:22,745 INFO L446 ceAbstractionStarter]: At program point _copy_from_userENTRY(lines 4481 4483) the Hoare annotation is: true [2019-11-07 02:50:22,746 INFO L446 ceAbstractionStarter]: At program point L3904(line 3904) the Hoare annotation is: true [2019-11-07 02:50:22,746 INFO L446 ceAbstractionStarter]: At program point pg_openENTRY(lines 3891 3936) the Hoare annotation is: true [2019-11-07 02:50:22,746 INFO L443 ceAbstractionStarter]: For program point L3904-1(line 3904) no Hoare annotation was computed. [2019-11-07 02:50:22,746 INFO L446 ceAbstractionStarter]: At program point L3900(line 3900) the Hoare annotation is: true [2019-11-07 02:50:22,746 INFO L443 ceAbstractionStarter]: For program point L3933(line 3933) no Hoare annotation was computed. [2019-11-07 02:50:22,746 INFO L443 ceAbstractionStarter]: For program point L3900-1(line 3900) no Hoare annotation was computed. [2019-11-07 02:50:22,746 INFO L443 ceAbstractionStarter]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2019-11-07 02:50:22,746 INFO L446 ceAbstractionStarter]: At program point L3925(line 3925) the Hoare annotation is: true [2019-11-07 02:50:22,746 INFO L443 ceAbstractionStarter]: For program point L3921(line 3921) no Hoare annotation was computed. [2019-11-07 02:50:22,746 INFO L443 ceAbstractionStarter]: For program point L3917-1(line 3917) no Hoare annotation was computed. [2019-11-07 02:50:22,747 INFO L446 ceAbstractionStarter]: At program point L3917(line 3917) the Hoare annotation is: true [2019-11-07 02:50:22,747 INFO L443 ceAbstractionStarter]: For program point L3911(lines 3911 3915) no Hoare annotation was computed. [2019-11-07 02:50:22,747 INFO L443 ceAbstractionStarter]: For program point L3905-2(lines 3905 3909) no Hoare annotation was computed. [2019-11-07 02:50:22,747 INFO L446 ceAbstractionStarter]: At program point L3932(lines 3899 3935) the Hoare annotation is: true [2019-11-07 02:50:22,747 INFO L443 ceAbstractionStarter]: For program point L3924(lines 3924 3930) no Hoare annotation was computed. [2019-11-07 02:50:22,747 INFO L446 ceAbstractionStarter]: At program point L3922(line 3922) the Hoare annotation is: true [2019-11-07 02:50:22,747 INFO L443 ceAbstractionStarter]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2019-11-07 02:50:22,747 INFO L443 ceAbstractionStarter]: For program point L3916(lines 3916 3920) no Hoare annotation was computed. [2019-11-07 02:50:22,747 INFO L446 ceAbstractionStarter]: At program point L3916-2(lines 3916 3920) the Hoare annotation is: true [2019-11-07 02:50:22,747 INFO L446 ceAbstractionStarter]: At program point L3910(line 3910) the Hoare annotation is: true [2019-11-07 02:50:22,747 INFO L443 ceAbstractionStarter]: For program point L3910-1(line 3910) no Hoare annotation was computed. [2019-11-07 02:50:22,748 INFO L443 ceAbstractionStarter]: For program point pg_openEXIT(lines 3891 3936) no Hoare annotation was computed. [2019-11-07 02:50:22,748 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 02:50:22,748 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)) [2019-11-07 02:50:22,748 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 02:50:22,748 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 02:50:22,748 INFO L443 ceAbstractionStarter]: For program point xsEXIT(lines 3711 3748) no Hoare annotation was computed. [2019-11-07 02:50:22,748 INFO L446 ceAbstractionStarter]: At program point L3736(lines 3719 3747) the Hoare annotation is: true [2019-11-07 02:50:22,748 INFO L446 ceAbstractionStarter]: At program point xsENTRY(lines 3711 3748) the Hoare annotation is: true [2019-11-07 02:50:22,748 INFO L446 ceAbstractionStarter]: At program point L4383(line 4383) the Hoare annotation is: true [2019-11-07 02:50:22,748 INFO L443 ceAbstractionStarter]: For program point L4383-1(line 4383) no Hoare annotation was computed. [2019-11-07 02:50:22,749 INFO L446 ceAbstractionStarter]: At program point ldv_register_chrdev_19ENTRY(lines 4377 4389) the Hoare annotation is: true [2019-11-07 02:50:22,749 INFO L443 ceAbstractionStarter]: For program point L4386-1(line 4386) no Hoare annotation was computed. [2019-11-07 02:50:22,749 INFO L443 ceAbstractionStarter]: For program point ldv_register_chrdev_19EXIT(lines 4377 4389) no Hoare annotation was computed. [2019-11-07 02:50:22,749 INFO L446 ceAbstractionStarter]: At program point L4386(line 4386) the Hoare annotation is: true [2019-11-07 02:50:22,749 INFO L443 ceAbstractionStarter]: For program point L4510(line 4510) no Hoare annotation was computed. [2019-11-07 02:50:22,749 INFO L443 ceAbstractionStarter]: For program point ldv_some_pageEXIT(lines 4509 4511) no Hoare annotation was computed. [2019-11-07 02:50:22,749 INFO L443 ceAbstractionStarter]: For program point ldv_some_pageENTRY(lines 4509 4511) no Hoare annotation was computed. [2019-11-07 02:50:22,749 INFO L443 ceAbstractionStarter]: For program point L3169-1(line 3169) no Hoare annotation was computed. [2019-11-07 02:50:22,749 INFO L446 ceAbstractionStarter]: At program point L3169(line 3169) the Hoare annotation is: true [2019-11-07 02:50:22,749 INFO L446 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 3165 3172) the Hoare annotation is: true [2019-11-07 02:50:22,750 INFO L443 ceAbstractionStarter]: For program point IS_ERREXIT(lines 3165 3172) no Hoare annotation was computed. [2019-11-07 02:50:22,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:50:22 BoogieIcfgContainer [2019-11-07 02:50:22,764 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 02:50:22,767 INFO L168 Benchmark]: Toolchain (without parser) took 13904.23 ms. Allocated memory was 145.8 MB in the beginning and 589.8 MB in the end (delta: 444.1 MB). Free memory was 97.3 MB in the beginning and 491.7 MB in the end (delta: -394.4 MB). Peak memory consumption was 382.9 MB. Max. memory is 7.1 GB. [2019-11-07 02:50:22,768 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 02:50:22,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1691.29 ms. Allocated memory was 145.8 MB in the beginning and 207.1 MB in the end (delta: 61.3 MB). Free memory was 96.8 MB in the beginning and 111.9 MB in the end (delta: -15.1 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. [2019-11-07 02:50:22,769 INFO L168 Benchmark]: Boogie Preprocessor took 204.60 ms. Allocated memory is still 207.1 MB. Free memory was 111.9 MB in the beginning and 101.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. [2019-11-07 02:50:22,770 INFO L168 Benchmark]: RCFGBuilder took 3676.83 ms. Allocated memory was 207.1 MB in the beginning and 256.9 MB in the end (delta: 49.8 MB). Free memory was 101.1 MB in the beginning and 106.8 MB in the end (delta: -5.6 MB). Peak memory consumption was 65.7 MB. Max. memory is 7.1 GB. [2019-11-07 02:50:22,771 INFO L168 Benchmark]: TraceAbstraction took 8327.50 ms. Allocated memory was 256.9 MB in the beginning and 589.8 MB in the end (delta: 332.9 MB). Free memory was 106.8 MB in the beginning and 491.7 MB in the end (delta: -384.9 MB). Peak memory consumption was 281.2 MB. Max. memory is 7.1 GB. [2019-11-07 02:50:22,774 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1691.29 ms. Allocated memory was 145.8 MB in the beginning and 207.1 MB in the end (delta: 61.3 MB). Free memory was 96.8 MB in the beginning and 111.9 MB in the end (delta: -15.1 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 204.60 ms. Allocated memory is still 207.1 MB. Free memory was 111.9 MB in the beginning and 101.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3676.83 ms. Allocated memory was 207.1 MB in the beginning and 256.9 MB in the end (delta: 49.8 MB). Free memory was 101.1 MB in the beginning and 106.8 MB in the end (delta: -5.6 MB). Peak memory consumption was 65.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8327.50 ms. Allocated memory was 256.9 MB in the beginning and 589.8 MB in the end (delta: 332.9 MB). Free memory was 106.8 MB in the beginning and 491.7 MB in the end (delta: -384.9 MB). Peak memory consumption was 281.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3264]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3545]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4237]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3513]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4166]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 || !(0 == \old(ldv_state_variable_1)) - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4237]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3719]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4166]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 87 procedures, 551 locations, 1 error locations. Result: SAFE, OverallTime: 8.2s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, HoareTripleCheckerStatistics: 5704 SDtfs, 828 SDslu, 9746 SDs, 0 SdLazy, 106 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 628 GetRequests, 606 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=762occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 128 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 221 LocationsWithAnnotation, 5007 PreInvPairs, 5153 NumberOfFragments, 403 HoareAnnotationTreeSize, 5007 FomulaSimplifications, 867 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 221 FomulaSimplificationsInter, 3240 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2169 NumberOfCodeBlocks, 2169 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2453 ConstructedInterpolants, 0 QuantifiedInterpolants, 807163 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2979 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 1145/1158 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...