java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --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/seq-mthreaded/rekh_nxt.1.M4-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 13:52:53,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 13:52:53,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 13:52:53,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 13:52:53,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 13:52:53,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 13:52:53,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 13:52:53,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 13:52:53,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 13:52:53,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 13:52:53,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 13:52:53,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 13:52:53,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 13:52:53,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 13:52:53,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 13:52:53,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 13:52:53,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 13:52:53,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 13:52:53,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 13:52:53,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 13:52:53,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 13:52:53,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 13:52:53,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 13:52:53,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 13:52:53,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 13:52:53,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 13:52:53,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 13:52:53,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 13:52:53,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 13:52:53,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 13:52:53,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 13:52:53,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 13:52:53,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 13:52:53,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 13:52:53,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 13:52:53,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 13:52:53,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 13:52:53,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 13:52:53,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 13:52:53,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 13:52:53,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 13:52:53,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-04 13:52:53,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 13:52:53,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 13:52:53,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 13:52:53,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 13:52:53,830 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 13:52:53,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 13:52:53,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 13:52:53,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 13:52:53,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 13:52:53,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 13:52:53,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 13:52:53,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 13:52:53,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 13:52:53,832 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 13:52:53,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 13:52:53,832 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 13:52:53,832 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 13:52:53,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 13:52:53,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 13:52:53,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 13:52:53,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 13:52:53,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 13:52:53,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 13:52:53,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 13:52:53,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 13:52:53,834 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 13:52:53,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 13:52:53,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 13:52:53,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 13:52:53,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 13:52:53,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 13:52:53,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 13:52:53,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 13:52:53,884 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 13:52:53,885 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M4-1.c [2019-10-04 13:52:53,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25251b9a2/8a685277543f4b95b248064fbcc60ef3/FLAG91d29aec9 [2019-10-04 13:52:54,655 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 13:52:54,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M4-1.c [2019-10-04 13:52:54,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25251b9a2/8a685277543f4b95b248064fbcc60ef3/FLAG91d29aec9 [2019-10-04 13:52:54,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25251b9a2/8a685277543f4b95b248064fbcc60ef3 [2019-10-04 13:52:54,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 13:52:54,818 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 13:52:54,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 13:52:54,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 13:52:54,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 13:52:54,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:52:54" (1/1) ... [2019-10-04 13:52:54,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d32cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:54, skipping insertion in model container [2019-10-04 13:52:54,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:52:54" (1/1) ... [2019-10-04 13:52:54,832 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 13:52:54,892 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 13:52:55,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:52:55,676 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 13:52:55,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:52:55,940 INFO L192 MainTranslator]: Completed translation [2019-10-04 13:52:55,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:55 WrapperNode [2019-10-04 13:52:55,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 13:52:55,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 13:52:55,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 13:52:55,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 13:52:55,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:55" (1/1) ... [2019-10-04 13:52:55,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:55" (1/1) ... [2019-10-04 13:52:56,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:55" (1/1) ... [2019-10-04 13:52:56,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:55" (1/1) ... [2019-10-04 13:52:56,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:55" (1/1) ... [2019-10-04 13:52:56,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:55" (1/1) ... [2019-10-04 13:52:56,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:55" (1/1) ... [2019-10-04 13:52:56,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 13:52:56,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 13:52:56,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 13:52:56,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 13:52:56,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:52:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 13:52:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 13:52:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 13:52:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-04 13:52:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-04 13:52:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-04 13:52:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-04 13:52:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-04 13:52:56,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-04 13:52:56,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-04 13:52:56,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-04 13:52:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-04 13:52:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-04 13:52:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-04 13:52:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-04 13:52:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-04 13:52:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-04 13:52:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-04 13:52:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-04 13:52:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-04 13:52:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-04 13:52:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-04 13:52:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-04 13:52:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-04 13:52:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-04 13:52:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-04 13:52:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-04 13:52:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-04 13:52:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-04 13:52:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 13:52:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-04 13:52:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-04 13:52:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-04 13:52:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-04 13:52:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-04 13:52:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-04 13:52:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-04 13:52:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-04 13:52:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-04 13:52:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-04 13:52:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-04 13:52:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 13:52:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-04 13:52:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-04 13:52:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-04 13:52:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-04 13:52:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-04 13:52:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-04 13:52:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 13:52:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 13:52:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-04 13:52:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-04 13:52:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-04 13:52:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 13:52:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 13:52:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 13:52:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 13:52:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-04 13:52:56,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-04 13:52:56,325 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-04 13:52:56,325 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-04 13:52:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-04 13:52:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-04 13:52:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-04 13:52:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-04 13:52:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-04 13:52:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-04 13:52:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-04 13:52:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-04 13:52:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-04 13:52:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-04 13:52:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-04 13:52:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-04 13:52:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-04 13:52:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-04 13:52:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-04 13:52:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-04 13:52:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-04 13:52:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-04 13:52:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-04 13:52:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-04 13:52:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-04 13:52:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-04 13:52:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-04 13:52:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-04 13:52:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-04 13:52:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-04 13:52:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-04 13:52:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-04 13:52:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 13:52:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 13:52:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 13:52:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 13:53:36,906 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 13:53:36,906 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-04 13:53:36,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:53:36 BoogieIcfgContainer [2019-10-04 13:53:36,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 13:53:36,910 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 13:53:36,910 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 13:53:36,911 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 13:53:36,913 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:53:36" (1/1) ... [2019-10-04 13:53:36,913 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 13:53:36,963 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 13:53:36,969 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 13:53:36,994 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 13:53:37,006 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 13:53:37,008 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 13:53:37,820 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2019-10-04 13:53:39,243 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 180 DAG size of output: 145 [2019-10-04 13:53:39,767 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2019-10-04 13:53:39,795 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 372 for LOIs [2019-10-04 13:53:40,085 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2019-10-04 13:53:40,319 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-10-04 13:53:40,397 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-10-04 13:53:40,780 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5184 conjuctions. This might take some time... [2019-10-04 13:56:40,790 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:47,118 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:53,591 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:00,125 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:06,780 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:13,082 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:19,427 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:25,773 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:32,210 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:38,750 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:45,233 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:51,487 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:57,912 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:04,206 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:10,589 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:16,895 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:23,275 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:30,016 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:36,314 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:42,848 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:49,087 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:55,416 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:01,984 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:08,225 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:14,823 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:21,225 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:27,662 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:33,936 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:40,358 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:46,707 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:53,388 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:59,679 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:05,976 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:12,318 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:18,652 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:25,003 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:31,444 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:37,620 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:43,945 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:50,268 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:56,625 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:03,040 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:09,439 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:15,848 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:22,094 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:28,646 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:34,993 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:41,297 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:47,674 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:53,897 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:00,153 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:06,632 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:12,914 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:19,272 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:25,626 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:31,963 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:38,654 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:44,844 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:51,107 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:57,296 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:03,595 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:09,781 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:15,991 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:22,280 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:28,515 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:34,844 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:41,199 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:47,546 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:54,260 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:00,438 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:06,585 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:12,766 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:18,932 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:25,180 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:31,329 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:37,502 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:43,724 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:49,978 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:56,188 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:02,314 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:08,445 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:14,580 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:20,671 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:26,776 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:32,874 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:39,046 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:45,154 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:51,357 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:57,507 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:03,755 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:09,926 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:16,103 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:22,238 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:28,327 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:34,484 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:40,731 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:46,823 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:53,000 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:59,108 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:07:05,181 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:07:11,358 WARN L225 Elim1Store]: Array PQE input equivalent to false