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.M1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 13:51:16,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 13:51:16,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 13:51:16,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 13:51:16,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 13:51:16,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 13:51:16,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 13:51:16,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 13:51:16,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 13:51:16,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 13:51:16,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 13:51:16,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 13:51:16,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 13:51:16,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 13:51:16,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 13:51:16,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 13:51:16,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 13:51:16,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 13:51:16,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 13:51:16,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 13:51:16,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 13:51:16,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 13:51:16,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 13:51:16,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 13:51:16,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 13:51:16,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 13:51:16,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 13:51:16,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 13:51:16,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 13:51:16,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 13:51:16,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 13:51:16,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 13:51:16,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 13:51:16,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 13:51:16,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 13:51:16,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 13:51:16,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 13:51:16,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 13:51:16,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 13:51:16,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 13:51:16,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 13:51:16,497 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 13:51:16,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 13:51:16,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 13:51:16,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 13:51:16,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 13:51:16,528 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 13:51:16,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 13:51:16,528 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 13:51:16,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 13:51:16,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 13:51:16,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 13:51:16,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 13:51:16,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 13:51:16,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 13:51:16,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 13:51:16,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 13:51:16,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 13:51:16,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 13:51:16,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 13:51:16,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 13:51:16,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 13:51:16,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 13:51:16,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 13:51:16,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 13:51:16,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 13:51:16,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 13:51:16,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 13:51:16,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 13:51:16,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 13:51:16,535 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 13:51:16,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 13:51:16,608 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 13:51:16,612 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 13:51:16,613 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 13:51:16,614 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 13:51:16,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M1-1.c [2019-10-04 13:51:16,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d2ba079a/8dc21e22c11d4b2da3f0d29aad224dc3/FLAGdb341a34b [2019-10-04 13:51:17,338 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 13:51:17,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M1-1.c [2019-10-04 13:51:17,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d2ba079a/8dc21e22c11d4b2da3f0d29aad224dc3/FLAGdb341a34b [2019-10-04 13:51:17,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d2ba079a/8dc21e22c11d4b2da3f0d29aad224dc3 [2019-10-04 13:51:17,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 13:51:17,565 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 13:51:17,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 13:51:17,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 13:51:17,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 13:51:17,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:51:17" (1/1) ... [2019-10-04 13:51:17,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11498c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:17, skipping insertion in model container [2019-10-04 13:51:17,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:51:17" (1/1) ... [2019-10-04 13:51:17,584 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 13:51:17,671 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 13:51:18,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:51:18,461 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 13:51:18,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:51:18,772 INFO L192 MainTranslator]: Completed translation [2019-10-04 13:51:18,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:18 WrapperNode [2019-10-04 13:51:18,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 13:51:18,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 13:51:18,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 13:51:18,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 13:51:18,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:18" (1/1) ... [2019-10-04 13:51:18,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:18" (1/1) ... [2019-10-04 13:51:18,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:18" (1/1) ... [2019-10-04 13:51:18,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:18" (1/1) ... [2019-10-04 13:51:18,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:18" (1/1) ... [2019-10-04 13:51:19,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:18" (1/1) ... [2019-10-04 13:51:19,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:18" (1/1) ... [2019-10-04 13:51:19,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 13:51:19,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 13:51:19,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 13:51:19,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 13:51:19,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:51:18" (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 13:51:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 13:51:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 13:51:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-04 13:51:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-04 13:51:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-04 13:51:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-04 13:51:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-04 13:51:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-04 13:51:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-04 13:51:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-04 13:51:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-04 13:51:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-04 13:51:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-04 13:51:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-04 13:51:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-04 13:51:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-04 13:51:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-04 13:51:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-04 13:51:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-04 13:51:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-04 13:51:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-04 13:51:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-04 13:51:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-04 13:51:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-04 13:51:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-04 13:51:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-04 13:51:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-04 13:51:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-04 13:51:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 13:51:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-04 13:51:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-04 13:51:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-04 13:51:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-04 13:51:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-04 13:51:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-04 13:51:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-04 13:51:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-04 13:51:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-04 13:51:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-04 13:51:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-04 13:51:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 13:51:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-04 13:51:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-04 13:51:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-04 13:51:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-04 13:51:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-04 13:51:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-04 13:51:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 13:51:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 13:51:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-04 13:51:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-04 13:51:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-04 13:51:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 13:51:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 13:51:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 13:51:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 13:51:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-04 13:51:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-04 13:51:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-04 13:51:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-04 13:51:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-04 13:51:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-04 13:51:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-04 13:51:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-04 13:51:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-04 13:51:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-04 13:51:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-04 13:51:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-04 13:51:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-04 13:51:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-04 13:51:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-04 13:51:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-04 13:51:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-04 13:51:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-04 13:51:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-04 13:51:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-04 13:51:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-04 13:51:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-04 13:51:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-04 13:51:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-04 13:51:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-04 13:51:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-04 13:51:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-04 13:51:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-04 13:51:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-04 13:51:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-04 13:51:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-04 13:51:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-04 13:51:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 13:51:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 13:51:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 13:51:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 13:51:54,391 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 13:51:54,391 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-04 13:51:54,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:51:54 BoogieIcfgContainer [2019-10-04 13:51:54,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 13:51:54,394 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 13:51:54,394 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 13:51:54,394 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 13:51:54,398 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:51:54" (1/1) ... [2019-10-04 13:51:54,398 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 13:51:54,433 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 13:51:54,437 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 13:51:54,462 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 13:51:54,473 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 13:51:54,474 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 13:51:55,170 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-04 13:51:57,247 WARN L191 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 145 [2019-10-04 13:51:57,405 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-10-04 13:51:57,910 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2019-10-04 13:51:57,946 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 371 for LOIs [2019-10-04 13:51:58,236 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2019-10-04 13:51:58,453 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2019-10-04 13:51:58,492 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-10-04 13:51:59,006 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5184 conjuctions. This might take some time... [2019-10-04 13:54:57,622 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:03,164 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:08,423 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:13,592 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:19,243 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:24,505 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:29,664 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:34,936 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:40,223 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:45,502 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:50,697 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:55:55,849 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:01,053 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:06,183 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:11,430 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:17,039 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:22,243 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:27,413 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:32,673 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:38,037 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:43,224 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:48,443 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:53,674 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:56:58,925 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:04,216 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:09,395 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:14,909 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:20,136 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:25,280 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:30,420 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:35,716 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:40,938 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:46,163 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:51,336 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:57:56,562 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:02,236 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:07,459 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:12,659 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:18,069 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:23,159 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:28,389 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:33,580 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:38,671 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:43,823 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:48,987 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:54,337 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:58:59,490 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:04,689 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:09,867 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:14,997 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:20,181 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:25,336 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:30,662 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:35,818 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:41,210 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:46,323 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:51,445 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 13:59:56,618 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:01,816 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:07,118 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:12,262 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:17,395 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:22,611 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:27,706 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:32,846 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:38,175 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:43,399 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:48,538 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:53,679 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:00:58,788 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:03,956 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:09,054 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:14,157 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:19,220 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:24,278 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:29,383 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:34,471 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:39,585 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:44,647 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:49,737 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:54,733 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:01:59,923 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:05,113 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:10,187 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:15,288 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:20,397 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:25,475 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:30,614 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:35,748 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:40,787 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:45,896 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:50,970 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:02:56,086 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:01,285 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:06,404 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:11,476 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:16,635 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:21,763 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:27,049 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:32,146 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:37,233 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:42,309 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:47,544 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:52,992 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:03:58,060 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:03,143 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:08,220 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:13,396 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:18,505 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:23,559 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:28,624 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:33,704 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:38,854 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:44,366 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:49,467 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:54,552 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:04:59,583 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:04,688 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:09,690 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:14,748 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:19,880 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:24,966 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:29,938 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 14:05:34,995 WARN L225 Elim1Store]: Array PQE input equivalent to false