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 IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.3.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 12:12:58,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 12:12:58,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 12:12:58,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 12:12:58,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 12:12:58,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 12:12:58,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 12:12:58,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 12:12:58,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 12:12:58,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 12:12:58,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 12:12:58,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 12:12:58,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 12:12:58,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 12:12:58,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 12:12:58,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 12:12:58,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 12:12:58,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 12:12:58,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 12:12:58,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 12:12:58,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 12:12:58,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 12:12:58,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 12:12:58,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 12:12:58,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 12:12:58,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 12:12:58,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 12:12:58,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 12:12:58,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 12:12:58,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 12:12:58,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 12:12:58,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 12:12:58,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 12:12:58,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 12:12:58,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 12:12:58,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 12:12:58,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 12:12:58,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 12:12:58,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 12:12:58,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 12:12:58,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 12:12:58,165 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 [2019-09-06 12:12:58,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 12:12:58,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 12:12:58,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 12:12:58,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 12:12:58,183 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 12:12:58,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 12:12:58,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 12:12:58,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 12:12:58,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 12:12:58,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 12:12:58,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 12:12:58,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 12:12:58,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 12:12:58,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 12:12:58,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 12:12:58,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 12:12:58,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 12:12:58,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 12:12:58,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 12:12:58,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 12:12:58,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 12:12:58,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 12:12:58,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 12:12:58,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 12:12:58,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 12:12:58,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 12:12:58,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 12:12:58,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 12:12:58,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 12:12:58,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 12:12:58,258 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 12:12:58,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 12:12:58,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 12:12:58,263 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 12:12:58,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.3.M4.c [2019-09-06 12:12:58,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e5785e22/45aab9a79f2d44aaabbfb240fd97b02e/FLAGd05e520f1 [2019-09-06 12:12:59,326 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 12:12:59,327 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.3.M4.c [2019-09-06 12:12:59,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e5785e22/45aab9a79f2d44aaabbfb240fd97b02e/FLAGd05e520f1 [2019-09-06 12:12:59,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e5785e22/45aab9a79f2d44aaabbfb240fd97b02e [2019-09-06 12:12:59,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 12:12:59,640 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 12:12:59,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 12:12:59,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 12:12:59,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 12:12:59,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:12:59" (1/1) ... [2019-09-06 12:12:59,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64cdbc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:12:59, skipping insertion in model container [2019-09-06 12:12:59,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:12:59" (1/1) ... [2019-09-06 12:12:59,657 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 12:12:59,815 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 12:13:01,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:13:01,535 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 12:13:02,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:13:02,759 INFO L192 MainTranslator]: Completed translation [2019-09-06 12:13:02,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:13:02 WrapperNode [2019-09-06 12:13:02,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 12:13:02,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 12:13:02,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 12:13:02,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 12:13:02,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:13:02" (1/1) ... [2019-09-06 12:13:02,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:13:02" (1/1) ... [2019-09-06 12:13:03,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:13:02" (1/1) ... [2019-09-06 12:13:03,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:13:02" (1/1) ... [2019-09-06 12:13:03,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:13:02" (1/1) ... [2019-09-06 12:13:04,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:13:02" (1/1) ... [2019-09-06 12:13:05,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:13:02" (1/1) ... [2019-09-06 12:13:05,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 12:13:05,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 12:13:05,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 12:13:05,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 12:13:05,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:13:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 12:13:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 12:13:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 12:13:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 12:13:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-09-06 12:13:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-09-06 12:13:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-09-06 12:13:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-09-06 12:13:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-09-06 12:13:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-09-06 12:13:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-09-06 12:13:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-09-06 12:13:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-09-06 12:13:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-09-06 12:13:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-09-06 12:13:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-09-06 12:13:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-09-06 12:13:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-09-06 12:13:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-09-06 12:13:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-09-06 12:13:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-09-06 12:13:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-09-06 12:13:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-09-06 12:13:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-09-06 12:13:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-09-06 12:13:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-09-06 12:13:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-09-06 12:13:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2019-09-06 12:13:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-09-06 12:13:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-09-06 12:13:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2019-09-06 12:13:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2019-09-06 12:13:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 12:13:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-09-06 12:13:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-09-06 12:13:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-09-06 12:13:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-09-06 12:13:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-09-06 12:13:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-09-06 12:13:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-09-06 12:13:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-09-06 12:13:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-09-06 12:13:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-09-06 12:13:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-09-06 12:13:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-09-06 12:13:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-09-06 12:13:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 12:13:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-09-06 12:13:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-09-06 12:13:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-09-06 12:13:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-09-06 12:13:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-09-06 12:13:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 12:13:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 12:13:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 12:13:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 12:13:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-09-06 12:13:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-09-06 12:13:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 12:13:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-09-06 12:13:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-09-06 12:13:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 12:13:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 12:13:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 12:13:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 12:13:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-06 12:13:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 12:13:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-09-06 12:13:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-09-06 12:13:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-09-06 12:13:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-09-06 12:13:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-09-06 12:13:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-09-06 12:13:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-09-06 12:13:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-09-06 12:13:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-09-06 12:13:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-09-06 12:13:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-09-06 12:13:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-09-06 12:13:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-09-06 12:13:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-09-06 12:13:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-09-06 12:13:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-09-06 12:13:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-09-06 12:13:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-09-06 12:13:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-09-06 12:13:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-09-06 12:13:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-09-06 12:13:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-09-06 12:13:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-09-06 12:13:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-09-06 12:13:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-09-06 12:13:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-09-06 12:13:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-09-06 12:13:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-09-06 12:13:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-09-06 12:13:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2019-09-06 12:13:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-09-06 12:13:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-09-06 12:13:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2019-09-06 12:13:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2019-09-06 12:13:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 12:13:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 12:13:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 12:13:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 12:13:33,425 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 12:13:33,426 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 12:13:33,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:13:33 BoogieIcfgContainer [2019-09-06 12:13:33,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 12:13:33,430 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 12:13:33,430 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 12:13:33,430 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 12:13:33,431 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:13:33" (1/1) ... [2019-09-06 12:13:33,432 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 12:13:33,461 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 12:13:33,465 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 12:13:33,500 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 12:13:33,513 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 12:13:33,514 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 12:13:33,756 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 217 for LOIs [2019-09-06 12:13:33,860 INFO L199 IcfgInterpreter]: Interpreting procedure __main with input of size 214 for LOIs