/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M4-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:47:47,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:47:47,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:47:47,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:47:47,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:47:47,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:47:47,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:47:47,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:47:47,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:47:47,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:47:47,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:47:47,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:47:47,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:47:47,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:47:47,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:47:47,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:47:47,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:47:47,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:47:47,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:47:47,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:47:47,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:47:47,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:47:47,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:47:47,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:47:47,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 04:47:47,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 04:47:47,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 04:47:47,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 04:47:47,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 04:47:47,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 04:47:47,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 04:47:47,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 04:47:47,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 04:47:47,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 04:47:47,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 04:47:47,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 04:47:47,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 04:47:47,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 04:47:47,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:47:47,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:47:47,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:47:47,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 04:47:47,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:47:47,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:47:47,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:47:47,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:47:47,242 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:47:47,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:47:47,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:47:47,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:47:47,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:47:47,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:47:47,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:47:47,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:47:47,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:47:47,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:47:47,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:47:47,245 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:47:47,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:47:47,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:47:47,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:47:47,246 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:47:47,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:47:47,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:47:47,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:47:47,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:47:47,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:47:47,247 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:47:47,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:47:47,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:47:47,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 04:47:47,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:47:47,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:47:47,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:47:47,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:47:47,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:47:47,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M4-2.c [2019-11-07 04:47:47,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3157c34a/6d65ba3673094795a2b123ab2fc555ae/FLAG2fa77f044 [2019-11-07 04:47:48,295 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:47:48,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M4-2.c [2019-11-07 04:47:48,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3157c34a/6d65ba3673094795a2b123ab2fc555ae/FLAG2fa77f044 [2019-11-07 04:47:48,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3157c34a/6d65ba3673094795a2b123ab2fc555ae [2019-11-07 04:47:48,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:47:48,428 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:47:48,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:47:48,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:47:48,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:47:48,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:47:48" (1/1) ... [2019-11-07 04:47:48,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c6dbe87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:48, skipping insertion in model container [2019-11-07 04:47:48,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:47:48" (1/1) ... [2019-11-07 04:47:48,449 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:47:48,531 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:47:49,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:47:49,278 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:47:49,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:47:49,539 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:47:49,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:49 WrapperNode [2019-11-07 04:47:49,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:47:49,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:47:49,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:47:49,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:47:49,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:49" (1/1) ... [2019-11-07 04:47:49,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:49" (1/1) ... [2019-11-07 04:47:49,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:49" (1/1) ... [2019-11-07 04:47:49,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:49" (1/1) ... [2019-11-07 04:47:49,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:49" (1/1) ... [2019-11-07 04:47:49,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:49" (1/1) ... [2019-11-07 04:47:49,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:49" (1/1) ... [2019-11-07 04:47:49,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:47:49,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:47:49,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:47:49,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:47:49,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:47:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:47:49,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:47:49,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:47:49,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-11-07 04:47:49,916 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-11-07 04:47:49,916 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-11-07 04:47:49,917 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-11-07 04:47:49,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-11-07 04:47:49,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-11-07 04:47:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-11-07 04:47:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-11-07 04:47:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-11-07 04:47:49,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-11-07 04:47:49,920 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-11-07 04:47:49,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-11-07 04:47:49,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 04:47:49,921 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 04:47:49,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 04:47:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 04:47:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-11-07 04:47:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 04:47:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-11-07 04:47:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-11-07 04:47:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-11-07 04:47:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-11-07 04:47:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-11-07 04:47:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-11-07 04:47:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-11-07 04:47:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-11-07 04:47:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:47:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-11-07 04:47:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-11-07 04:47:49,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-11-07 04:47:49,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-11-07 04:47:49,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-11-07 04:47:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-11-07 04:47:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-11-07 04:47:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-11-07 04:47:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-11-07 04:47:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-11-07 04:47:49,929 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-11-07 04:47:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:47:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-11-07 04:47:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-11-07 04:47:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-11-07 04:47:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-11-07 04:47:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 04:47:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-11-07 04:47:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:47:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 04:47:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 04:47:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-11-07 04:47:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-11-07 04:47:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 04:47:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:47:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-07 04:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 04:47:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-11-07 04:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-11-07 04:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-11-07 04:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-11-07 04:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-11-07 04:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-11-07 04:47:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-11-07 04:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-11-07 04:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-11-07 04:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-11-07 04:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-11-07 04:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-11-07 04:47:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-11-07 04:47:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-11-07 04:47:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-11-07 04:47:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-11-07 04:47:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-11-07 04:47:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-11-07 04:47:49,937 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 04:47:49,937 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 04:47:49,937 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 04:47:49,937 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 04:47:49,938 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-11-07 04:47:49,938 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-11-07 04:47:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 04:47:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-11-07 04:47:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-11-07 04:47:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-11-07 04:47:49,940 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-11-07 04:47:49,940 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-11-07 04:47:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:47:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:47:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 04:47:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:48:28,476 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:48:28,476 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 04:48:28,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:48:28 BoogieIcfgContainer [2019-11-07 04:48:28,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:48:28,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 04:48:28,480 INFO L271 PluginConnector]: Initializing TraceAbstraction...