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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 11:09:10,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 11:09:10,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 11:09:10,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 11:09:10,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 11:09:10,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 11:09:10,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 11:09:10,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 11:09:10,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 11:09:10,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 11:09:10,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 11:09:10,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 11:09:10,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 11:09:10,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 11:09:10,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 11:09:10,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 11:09:10,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 11:09:10,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 11:09:10,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 11:09:10,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 11:09:10,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 11:09:10,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 11:09:10,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 11:09:10,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 11:09:10,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 11:09:10,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 11:09:10,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 11:09:10,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 11:09:10,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 11:09:10,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 11:09:10,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 11:09:10,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 11:09:10,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 11:09:10,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 11:09:10,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 11:09:10,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 11:09:10,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 11:09:10,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 11:09:10,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 11:09:10,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 11:09:10,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 11:09:10,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 11:09:10,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 11:09:10,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 11:09:10,293 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 11:09:10,293 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 11:09:10,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 11:09:10,294 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 11:09:10,295 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 11:09:10,295 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 11:09:10,295 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 11:09:10,295 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 11:09:10,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 11:09:10,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 11:09:10,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 11:09:10,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 11:09:10,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 11:09:10,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 11:09:10,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 11:09:10,299 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 11:09:10,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 11:09:10,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 11:09:10,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 11:09:10,301 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 11:09:10,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 11:09:10,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 11:09:10,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 11:09:10,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 11:09:10,302 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 11:09:10,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 11:09:10,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 11:09:10,303 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 11:09:10,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 11:09:10,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 11:09:10,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 11:09:10,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 11:09:10,386 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 11:09:10,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2019-09-10 11:09:10,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22fee9730/957751908518494fa8110a11ff321300/FLAG97ac6efc7 [2019-09-10 11:09:11,395 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 11:09:11,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2019-09-10 11:09:11,432 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22fee9730/957751908518494fa8110a11ff321300/FLAG97ac6efc7 [2019-09-10 11:09:11,891 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22fee9730/957751908518494fa8110a11ff321300 [2019-09-10 11:09:11,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 11:09:11,908 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 11:09:11,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 11:09:11,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 11:09:11,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 11:09:11,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:09:11" (1/1) ... [2019-09-10 11:09:11,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167ceea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:11, skipping insertion in model container [2019-09-10 11:09:11,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:09:11" (1/1) ... [2019-09-10 11:09:11,937 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 11:09:12,068 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 11:09:12,735 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2539] [2019-09-10 11:09:12,736 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2540-2541] [2019-09-10 11:09:13,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:09:13,580 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 11:09:13,683 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2539] [2019-09-10 11:09:13,684 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2540-2541] [2019-09-10 11:09:13,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:09:14,053 INFO L192 MainTranslator]: Completed translation [2019-09-10 11:09:14,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14 WrapperNode [2019-09-10 11:09:14,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 11:09:14,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 11:09:14,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 11:09:14,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 11:09:14,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14" (1/1) ... [2019-09-10 11:09:14,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14" (1/1) ... [2019-09-10 11:09:14,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14" (1/1) ... [2019-09-10 11:09:14,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14" (1/1) ... [2019-09-10 11:09:14,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14" (1/1) ... [2019-09-10 11:09:14,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14" (1/1) ... [2019-09-10 11:09:14,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14" (1/1) ... [2019-09-10 11:09:14,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 11:09:14,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 11:09:14,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 11:09:14,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 11:09:14,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14" (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 [2019-09-10 11:09:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 11:09:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 11:09:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 11:09:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 11:09:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-10 11:09:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 11:09:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2019-09-10 11:09:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2019-09-10 11:09:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2019-09-10 11:09:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2019-09-10 11:09:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-10 11:09:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2019-09-10 11:09:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2019-09-10 11:09:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2019-09-10 11:09:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-10 11:09:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-10 11:09:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-10 11:09:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 11:09:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 11:09:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 11:09:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 11:09:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 11:09:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 11:09:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 11:09:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 11:09:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-10 11:09:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 11:09:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 11:09:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-10 11:09:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-10 11:09:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-10 11:09:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-10 11:09:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-10 11:09:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-10 11:09:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2019-09-10 11:09:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2019-09-10 11:09:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2019-09-10 11:09:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2019-09-10 11:09:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2019-09-10 11:09:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_calibrate [2019-09-10 11:09:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2019-09-10 11:09:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_poll_handler [2019-09-10 11:09:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_poll_interval [2019-09-10 11:09:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2019-09-10 11:09:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2019-09-10 11:09:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2019-09-10 11:09:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2019-09-10 11:09:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_open [2019-09-10 11:09:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_close [2019-09-10 11:09:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_calibrate_timer [2019-09-10 11:09:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_name [2019-09-10 11:09:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init_device [2019-09-10 11:09:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init_masks [2019-09-10 11:09:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init_port [2019-09-10 11:09:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_connect [2019-09-10 11:09:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2019-09-10 11:09:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_parse_options [2019-09-10 11:09:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init [2019-09-10 11:09:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_exit [2019-09-10 11:09:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_gameport_driver_1 [2019-09-10 11:09:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 11:09:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-10 11:09:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 11:09:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-10 11:09:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-10 11:09:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-10 11:09:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-10 11:09:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-10 11:09:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-10 11:09:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-10 11:09:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_driver [2019-09-10 11:09:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2019-09-10 11:09:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2019-09-10 11:09:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2019-09-10 11:09:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_start_polling [2019-09-10 11:09:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_stop_polling [2019-09-10 11:09:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_driver [2019-09-10 11:09:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-10 11:09:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-10 11:09:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-10 11:09:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-10 11:09:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-10 11:09:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-10 11:09:14,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_1 [2019-09-10 11:09:14,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 11:09:14,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 11:09:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-10 11:09:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-10 11:09:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-10 11:09:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 11:09:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2019-09-10 11:09:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-10 11:09:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2019-09-10 11:09:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2019-09-10 11:09:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 11:09:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 11:09:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 11:09:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 11:09:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 11:09:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 11:09:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2019-09-10 11:09:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2019-09-10 11:09:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2019-09-10 11:09:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 11:09:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2019-09-10 11:09:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-10 11:09:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-10 11:09:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-10 11:09:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-10 11:09:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2019-09-10 11:09:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 11:09:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-10 11:09:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2019-09-10 11:09:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2019-09-10 11:09:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2019-09-10 11:09:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-10 11:09:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2019-09-10 11:09:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2019-09-10 11:09:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-10 11:09:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-10 11:09:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 11:09:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-10 11:09:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-10 11:09:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 11:09:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-10 11:09:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 11:09:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 11:09:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 11:09:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 11:09:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 11:09:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 11:09:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 11:09:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 11:09:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 11:09:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 11:09:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 11:09:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 11:09:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 11:09:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 11:09:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 11:09:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-10 11:09:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_gameport_driver_1 [2019-09-10 11:09:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2019-09-10 11:09:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-10 11:09:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-10 11:09:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 11:09:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 11:09:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 11:09:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-10 11:09:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-10 11:09:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-10 11:09:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-10 11:09:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-10 11:09:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-10 11:09:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-10 11:09:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-10 11:09:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-10 11:09:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-10 11:09:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-10 11:09:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2019-09-10 11:09:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2019-09-10 11:09:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2019-09-10 11:09:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2019-09-10 11:09:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_driver [2019-09-10 11:09:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_driver [2019-09-10 11:09:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2019-09-10 11:09:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 11:09:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 11:09:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2019-09-10 11:09:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 11:09:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2019-09-10 11:09:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-10 11:09:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_calibrate [2019-09-10 11:09:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2019-09-10 11:09:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_poll_handler [2019-09-10 11:09:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_poll_interval [2019-09-10 11:09:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 11:09:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_start_polling [2019-09-10 11:09:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_stop_polling [2019-09-10 11:09:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2019-09-10 11:09:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2019-09-10 11:09:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 11:09:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 11:09:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2019-09-10 11:09:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2019-09-10 11:09:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure analog_open [2019-09-10 11:09:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure analog_close [2019-09-10 11:09:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure analog_calibrate_timer [2019-09-10 11:09:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure analog_name [2019-09-10 11:09:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init_device [2019-09-10 11:09:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init_masks [2019-09-10 11:09:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init_port [2019-09-10 11:09:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure analog_connect [2019-09-10 11:09:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2019-09-10 11:09:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure analog_parse_options [2019-09-10 11:09:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init [2019-09-10 11:09:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure analog_exit [2019-09-10 11:09:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 11:09:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 11:09:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-10 11:09:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_1 [2019-09-10 11:09:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 11:09:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-10 11:09:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-10 11:09:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-10 11:09:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-10 11:09:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-10 11:09:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-10 11:09:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 11:09:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 11:09:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 11:09:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 11:09:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 11:09:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 11:09:15,467 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 11:09:17,594 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 11:09:17,594 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-10 11:09:17,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:09:17 BoogieIcfgContainer [2019-09-10 11:09:17,597 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 11:09:17,598 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 11:09:17,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 11:09:17,602 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 11:09:17,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 11:09:11" (1/3) ... [2019-09-10 11:09:17,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b55cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:09:17, skipping insertion in model container [2019-09-10 11:09:17,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:09:14" (2/3) ... [2019-09-10 11:09:17,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b55cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:09:17, skipping insertion in model container [2019-09-10 11:09:17,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:09:17" (3/3) ... [2019-09-10 11:09:17,606 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2019-09-10 11:09:17,620 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 11:09:17,634 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 11:09:17,660 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 11:09:17,703 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 11:09:17,703 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 11:09:17,703 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 11:09:17,703 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 11:09:17,704 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 11:09:17,704 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 11:09:17,704 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 11:09:17,704 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 11:09:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states. [2019-09-10 11:09:17,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-09-10 11:09:17,761 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:09:17,762 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:09:17,766 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:09:17,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:09:17,775 INFO L82 PathProgramCache]: Analyzing trace with hash 95455859, now seen corresponding path program 1 times [2019-09-10 11:09:17,779 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:09:17,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:09:17,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:09:17,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:09:17,882 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:09:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:09:18,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 11:09:18,364 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:09:18,364 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:09:18,365 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:09:18,372 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:09:18,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:09:18,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:09:18,393 INFO L87 Difference]: Start difference. First operand 789 states. Second operand 3 states. [2019-09-10 11:09:18,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:09:18,616 INFO L93 Difference]: Finished difference Result 836 states and 1085 transitions. [2019-09-10 11:09:18,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:09:18,618 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-09-10 11:09:18,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:09:18,667 INFO L225 Difference]: With dead ends: 836 [2019-09-10 11:09:18,668 INFO L226 Difference]: Without dead ends: 793 [2019-09-10 11:09:18,670 INFO L628 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 [2019-09-10 11:09:18,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2019-09-10 11:09:18,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 793. [2019-09-10 11:09:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 793 states. [2019-09-10 11:09:18,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1031 transitions. [2019-09-10 11:09:18,796 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1031 transitions. Word has length 30 [2019-09-10 11:09:18,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:09:18,796 INFO L475 AbstractCegarLoop]: Abstraction has 793 states and 1031 transitions. [2019-09-10 11:09:18,797 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:09:18,797 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1031 transitions. [2019-09-10 11:09:18,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-09-10 11:09:18,800 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:09:18,800 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:09:18,800 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:09:18,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:09:18,801 INFO L82 PathProgramCache]: Analyzing trace with hash -2057497121, now seen corresponding path program 1 times [2019-09-10 11:09:18,801 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:09:18,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:09:18,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:09:18,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:09:18,806 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:09:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:09:18,966 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-09-10 11:09:18,969 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:09:18,970 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:09:18,970 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:09:18,975 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:09:18,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:09:18,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:09:18,976 INFO L87 Difference]: Start difference. First operand 793 states and 1031 transitions. Second operand 3 states. [2019-09-10 11:09:19,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:09:19,110 INFO L93 Difference]: Finished difference Result 823 states and 1075 transitions. [2019-09-10 11:09:19,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:09:19,111 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2019-09-10 11:09:19,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:09:19,186 INFO L225 Difference]: With dead ends: 823 [2019-09-10 11:09:19,187 INFO L226 Difference]: Without dead ends: 823 [2019-09-10 11:09:19,188 INFO L628 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 [2019-09-10 11:09:19,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2019-09-10 11:09:19,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 797. [2019-09-10 11:09:19,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 797 states. [2019-09-10 11:09:19,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1037 transitions. [2019-09-10 11:09:19,253 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1037 transitions. Word has length 65 [2019-09-10 11:09:19,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:09:19,254 INFO L475 AbstractCegarLoop]: Abstraction has 797 states and 1037 transitions. [2019-09-10 11:09:19,256 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:09:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1037 transitions. [2019-09-10 11:09:19,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-09-10 11:09:19,260 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:09:19,261 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:09:19,261 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:09:19,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:09:19,262 INFO L82 PathProgramCache]: Analyzing trace with hash -476018685, now seen corresponding path program 1 times [2019-09-10 11:09:19,263 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:09:19,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:09:19,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:09:19,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:09:19,268 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:09:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:09:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-09-10 11:09:19,450 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:09:19,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:09:19,451 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:09:19,451 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:09:19,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:09:19,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:09:19,452 INFO L87 Difference]: Start difference. First operand 797 states and 1037 transitions. Second operand 3 states. [2019-09-10 11:09:19,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:09:19,620 INFO L93 Difference]: Finished difference Result 856 states and 1115 transitions. [2019-09-10 11:09:19,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:09:19,620 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2019-09-10 11:09:19,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:09:19,627 INFO L225 Difference]: With dead ends: 856 [2019-09-10 11:09:19,628 INFO L226 Difference]: Without dead ends: 856 [2019-09-10 11:09:19,628 INFO L628 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 [2019-09-10 11:09:19,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2019-09-10 11:09:19,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2019-09-10 11:09:19,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2019-09-10 11:09:19,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1115 transitions. [2019-09-10 11:09:19,665 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1115 transitions. Word has length 67 [2019-09-10 11:09:19,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:09:19,665 INFO L475 AbstractCegarLoop]: Abstraction has 856 states and 1115 transitions. [2019-09-10 11:09:19,665 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:09:19,666 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1115 transitions. [2019-09-10 11:09:19,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-09-10 11:09:19,669 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:09:19,669 INFO L399 BasicCegarLoop]: trace histogram [3, 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] [2019-09-10 11:09:19,670 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:09:19,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:09:19,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1180634811, now seen corresponding path program 1 times [2019-09-10 11:09:19,670 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:09:19,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:09:19,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:09:19,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:09:19,673 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:09:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:09:19,817 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-10 11:09:19,817 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:09:19,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:09:19,817 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:09:19,818 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:09:19,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:09:19,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:09:19,819 INFO L87 Difference]: Start difference. First operand 856 states and 1115 transitions. Second operand 3 states. [2019-09-10 11:09:19,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:09:19,839 INFO L93 Difference]: Finished difference Result 853 states and 1112 transitions. [2019-09-10 11:09:19,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:09:19,840 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 80 [2019-09-10 11:09:19,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:09:19,841 INFO L225 Difference]: With dead ends: 853 [2019-09-10 11:09:19,841 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 11:09:19,842 INFO L628 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 [2019-09-10 11:09:19,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 11:09:19,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 11:09:19,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 11:09:19,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 11:09:19,843 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2019-09-10 11:09:19,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:09:19,843 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 11:09:19,843 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:09:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 11:09:19,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 11:09:19,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 11:09:19 BoogieIcfgContainer [2019-09-10 11:09:19,850 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 11:09:19,853 INFO L168 Benchmark]: Toolchain (without parser) took 7944.78 ms. Allocated memory was 134.2 MB in the beginning and 379.1 MB in the end (delta: 244.8 MB). Free memory was 83.0 MB in the beginning and 229.2 MB in the end (delta: -146.2 MB). Peak memory consumption was 98.6 MB. Max. memory is 7.1 GB. [2019-09-10 11:09:19,854 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 134.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-10 11:09:19,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2140.65 ms. Allocated memory was 134.2 MB in the beginning and 214.4 MB in the end (delta: 80.2 MB). Free memory was 82.6 MB in the beginning and 115.2 MB in the end (delta: -32.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 7.1 GB. [2019-09-10 11:09:19,856 INFO L168 Benchmark]: Boogie Preprocessor took 313.34 ms. Allocated memory is still 214.4 MB. Free memory was 115.2 MB in the beginning and 102.3 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-09-10 11:09:19,857 INFO L168 Benchmark]: RCFGBuilder took 3227.99 ms. Allocated memory was 214.4 MB in the beginning and 272.6 MB in the end (delta: 58.2 MB). Free memory was 102.3 MB in the beginning and 154.4 MB in the end (delta: -52.1 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. [2019-09-10 11:09:19,858 INFO L168 Benchmark]: TraceAbstraction took 2252.10 ms. Allocated memory was 272.6 MB in the beginning and 379.1 MB in the end (delta: 106.4 MB). Free memory was 154.4 MB in the beginning and 229.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. [2019-09-10 11:09:19,863 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 134.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2140.65 ms. Allocated memory was 134.2 MB in the beginning and 214.4 MB in the end (delta: 80.2 MB). Free memory was 82.6 MB in the beginning and 115.2 MB in the end (delta: -32.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 313.34 ms. Allocated memory is still 214.4 MB. Free memory was 115.2 MB in the beginning and 102.3 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3227.99 ms. Allocated memory was 214.4 MB in the beginning and 272.6 MB in the end (delta: 58.2 MB). Free memory was 102.3 MB in the beginning and 154.4 MB in the end (delta: -52.1 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2252.10 ms. Allocated memory was 272.6 MB in the beginning and 379.1 MB in the end (delta: 106.4 MB). Free memory was 154.4 MB in the beginning and 229.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2884]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 97 procedures, 826 locations, 1 error locations. SAFE Result, 2.1s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3929 SDtfs, 1125 SDslu, 2844 SDs, 0 SdLazy, 54 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=856occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 26 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 242 NumberOfCodeBlocks, 242 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 238 ConstructedInterpolants, 0 QuantifiedInterpolants, 23524 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 26/26 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...