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.2.M1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 13:53:09,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 13:53:09,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 13:53:09,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 13:53:09,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 13:53:09,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 13:53:09,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 13:53:09,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 13:53:09,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 13:53:09,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 13:53:09,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 13:53:09,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 13:53:09,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 13:53:09,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 13:53:09,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 13:53:09,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 13:53:09,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 13:53:09,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 13:53:09,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 13:53:09,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 13:53:09,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 13:53:09,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 13:53:09,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 13:53:09,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 13:53:09,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 13:53:09,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 13:53:09,120 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 13:53:09,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 13:53:09,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 13:53:09,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 13:53:09,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 13:53:09,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 13:53:09,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 13:53:09,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 13:53:09,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 13:53:09,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 13:53:09,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 13:53:09,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 13:53:09,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 13:53:09,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 13:53:09,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 13:53:09,134 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 13:53:09,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 13:53:09,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 13:53:09,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 13:53:09,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 13:53:09,165 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 13:53:09,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 13:53:09,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 13:53:09,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 13:53:09,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 13:53:09,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 13:53:09,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 13:53:09,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 13:53:09,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 13:53:09,168 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 13:53:09,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 13:53:09,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 13:53:09,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 13:53:09,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 13:53:09,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 13:53:09,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 13:53:09,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 13:53:09,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 13:53:09,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 13:53:09,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 13:53:09,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 13:53:09,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 13:53:09,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 13:53:09,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 13:53:09,172 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 13:53:09,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 13:53:09,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 13:53:09,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 13:53:09,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 13:53:09,226 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 13:53:09,227 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M1-1.c [2019-10-04 13:53:09,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e49e91c3b/eceacb6781be4f23b9464649b5ae837a/FLAG1fc1bfe38 [2019-10-04 13:53:09,993 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 13:53:09,995 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M1-1.c [2019-10-04 13:53:10,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e49e91c3b/eceacb6781be4f23b9464649b5ae837a/FLAG1fc1bfe38 [2019-10-04 13:53:10,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e49e91c3b/eceacb6781be4f23b9464649b5ae837a [2019-10-04 13:53:10,185 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 13:53:10,187 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 13:53:10,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 13:53:10,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 13:53:10,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 13:53:10,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:53:10" (1/1) ... [2019-10-04 13:53:10,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a1e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:10, skipping insertion in model container [2019-10-04 13:53:10,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:53:10" (1/1) ... [2019-10-04 13:53:10,205 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 13:53:10,289 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 13:53:11,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:53:11,137 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 13:53:11,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:53:11,447 INFO L192 MainTranslator]: Completed translation [2019-10-04 13:53:11,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:11 WrapperNode [2019-10-04 13:53:11,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 13:53:11,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 13:53:11,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 13:53:11,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 13:53:11,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:11" (1/1) ... [2019-10-04 13:53:11,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:11" (1/1) ... [2019-10-04 13:53:11,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:11" (1/1) ... [2019-10-04 13:53:11,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:11" (1/1) ... [2019-10-04 13:53:11,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:11" (1/1) ... [2019-10-04 13:53:11,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:11" (1/1) ... [2019-10-04 13:53:11,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:11" (1/1) ... [2019-10-04 13:53:11,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 13:53:11,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 13:53:11,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 13:53:11,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 13:53:11,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:53:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 13:53:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 13:53:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 13:53:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-04 13:53:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-04 13:53:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-04 13:53:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-04 13:53:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-04 13:53:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-04 13:53:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-04 13:53:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-04 13:53:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-04 13:53:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-04 13:53:11,949 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-04 13:53:11,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-04 13:53:11,949 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-04 13:53:11,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-04 13:53:11,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-04 13:53:11,951 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-04 13:53:11,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-04 13:53:11,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-04 13:53:11,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-04 13:53:11,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-04 13:53:11,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-04 13:53:11,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-04 13:53:11,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-04 13:53:11,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-10-04 13:53:11,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-04 13:53:11,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-04 13:53:11,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-04 13:53:11,954 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 13:53:11,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-04 13:53:11,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-04 13:53:11,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-10-04 13:53:11,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-04 13:53:11,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-04 13:53:11,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-10-04 13:53:11,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-04 13:53:11,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-04 13:53:11,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-04 13:53:11,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-04 13:53:11,956 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-04 13:53:11,956 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-04 13:53:11,956 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-04 13:53:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 13:53:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-04 13:53:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-10-04 13:53:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-04 13:53:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-04 13:53:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-04 13:53:11,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-04 13:53:11,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-04 13:53:11,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 13:53:11,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 13:53:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-10-04 13:53:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-10-04 13:53:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-04 13:53:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-04 13:53:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-04 13:53:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 13:53:11,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 13:53:11,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 13:53:11,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 13:53:11,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-04 13:53:11,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-04 13:53:11,961 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-04 13:53:11,961 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-04 13:53:11,961 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-04 13:53:11,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-04 13:53:11,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-10-04 13:53:11,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-10-04 13:53:11,962 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-04 13:53:11,962 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-04 13:53:11,963 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-04 13:53:11,963 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-04 13:53:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-04 13:53:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-04 13:53:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-04 13:53:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-04 13:53:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-04 13:53:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-04 13:53:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-04 13:53:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-04 13:53:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-04 13:53:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-04 13:53:11,967 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-04 13:53:11,967 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-04 13:53:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-04 13:53:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-04 13:53:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-04 13:53:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-04 13:53:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-04 13:53:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-04 13:53:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-04 13:53:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-04 13:53:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-04 13:53:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-04 13:53:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 13:53:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 13:53:11,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 13:53:11,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 13:53:51,309 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 13:53:51,309 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-04 13:53:51,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:53:51 BoogieIcfgContainer [2019-10-04 13:53:51,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 13:53:51,311 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 13:53:51,311 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 13:53:51,312 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 13:53:51,313 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:53:51" (1/1) ... [2019-10-04 13:53:51,314 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 13:53:51,340 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 13:53:51,340 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 13:53:51,352 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 13:53:51,361 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 13:53:51,362 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 13:53:52,358 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2019-10-04 13:53:54,416 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 275 DAG size of output: 221 [2019-10-04 13:53:54,539 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2019-10-04 13:53:55,154 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2019-10-04 13:53:55,184 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 453 for LOIs [2019-10-04 13:53:55,690 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2019-10-04 13:53:55,952 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2019-10-04 13:53:55,955 INFO L199 IcfgInterpreter]: Interpreting procedure __startrek_hyperperiod with input of size 410 for LOIs [2019-10-04 13:53:56,061 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-10-04 13:53:56,272 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5184 conjuctions. This might take some time... [2019-10-04 13:56:51,624 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:57,053 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:02,748 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:08,131 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:13,498 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:18,845 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:24,195 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:29,537 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:34,954 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:40,283 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:45,601 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:50,936 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:56,263 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:01,703 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:07,034 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:12,753 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:18,129 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:23,503 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:28,816 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:34,219 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:39,543 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:44,864 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:50,184 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:55,655 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:00,985 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:06,285 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:11,727 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:17,055 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:22,359 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:28,124 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:33,415 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:38,816 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:44,120 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:49,442 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:54,775 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:00,091 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:05,434 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:10,748 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:16,078 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:21,378 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:26,689 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:31,993 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:37,301 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:42,611 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:48,013 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:53,387 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:58,866 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:04,183 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:09,566 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:14,995 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:20,720 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:25,997 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:31,327 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:36,619 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:41,950 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:47,247 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:52,540 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:57,806 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:03,104 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:08,472 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:13,827 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:19,117 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:24,432 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:29,812 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:35,072 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:40,391 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:45,688 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:51,023 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:56,351 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:01,675 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:06,968 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:12,250 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:17,506 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:22,837 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:28,091 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:33,398 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:39,003 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:44,259 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:49,564 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:54,906 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:00,241 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:05,562 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:10,857 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:16,138 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:21,477 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:26,778 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:32,055 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:37,308 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:42,594 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:47,909 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:53,157 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:58,428 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:03,668 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:08,905 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:14,200 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:19,426 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:24,642 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:29,892 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:35,174 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:40,452 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:45,727 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:51,052 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:56,387 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:01,625 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:06,860 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:12,099 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:17,335 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:22,574 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:27,788 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:33,140 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:38,375 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:43,617 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:48,910 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:54,175 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:06:59,388 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:07:04,645 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:07:09,883 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:07:15,098 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:07:20,344 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:07:25,720 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:07:31,081 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:07:36,491 WARN L225 Elim1Store]: Array PQE input equivalent to false