/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/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/rekcba_aso.1.M1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:59:30,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:59:30,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:59:30,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:59:30,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:59:30,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:59:30,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:59:30,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:59:30,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:59:30,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:59:30,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:59:30,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:59:30,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:59:30,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:59:30,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:59:30,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:59:30,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:59:30,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:59:30,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:59:30,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:59:30,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:59:30,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:59:30,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:59:30,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:59:30,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:59:30,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:59:30,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:59:30,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:59:30,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:59:30,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:59:30,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:59:30,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:59:30,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:59:30,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:59:30,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:59:30,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:59:30,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:59:30,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:59:30,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:59:30,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:59:30,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:59:30,903 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 10:59:30,928 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:59:30,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:59:30,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:59:30,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:59:30,935 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:59:30,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:59:30,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:59:30,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:59:30,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:59:30,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:59:30,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:59:30,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:59:30,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:59:30,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:59:30,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:59:30,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:59:30,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:59:30,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:59:30,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:59:30,942 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:59:30,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:59:30,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:59:30,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:59:30,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:59:30,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:59:30,943 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:59:30,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:59:30,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:59:30,944 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 [2019-11-07 10:59:31,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:59:31,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:59:31,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:59:31,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:59:31,262 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:59:31,263 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-07 10:59:31,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f383abb1c/5cd35fe662a94d8c83f66183fca5b934/FLAGc6b0f6dd6 [2019-11-07 10:59:31,945 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:59:31,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-07 10:59:31,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f383abb1c/5cd35fe662a94d8c83f66183fca5b934/FLAGc6b0f6dd6 [2019-11-07 10:59:32,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f383abb1c/5cd35fe662a94d8c83f66183fca5b934 [2019-11-07 10:59:32,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:59:32,177 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:59:32,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:59:32,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:59:32,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:59:32,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:59:32" (1/1) ... [2019-11-07 10:59:32,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67954667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:32, skipping insertion in model container [2019-11-07 10:59:32,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:59:32" (1/1) ... [2019-11-07 10:59:32,203 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:59:32,279 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:59:33,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:59:33,183 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:59:33,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:59:33,479 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:59:33,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:33 WrapperNode [2019-11-07 10:59:33,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:59:33,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:59:33,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:59:33,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:59:33,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:33" (1/1) ... [2019-11-07 10:59:33,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:33" (1/1) ... [2019-11-07 10:59:33,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:33" (1/1) ... [2019-11-07 10:59:33,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:33" (1/1) ... [2019-11-07 10:59:33,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:33" (1/1) ... [2019-11-07 10:59:33,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:33" (1/1) ... [2019-11-07 10:59:33,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:33" (1/1) ... [2019-11-07 10:59:33,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:59:33,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:59:33,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:59:33,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:59:33,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:59:33" (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 10:59:33,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:59:33,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:59:33,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-11-07 10:59:33,900 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-11-07 10:59:33,901 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-11-07 10:59:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-11-07 10:59:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-11-07 10:59:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-11-07 10:59:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-11-07 10:59:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-11-07 10:59:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-11-07 10:59:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-11-07 10:59:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-11-07 10:59:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2019-11-07 10:59:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-11-07 10:59:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2019-11-07 10:59:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 10:59:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 10:59:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 10:59:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 10:59:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-11-07 10:59:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-11-07 10:59:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-11-07 10:59:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-11-07 10:59:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-11-07 10:59:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-11-07 10:59:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2019-11-07 10:59:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-11-07 10:59:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-11-07 10:59:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2019-11-07 10:59:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2019-11-07 10:59:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:59:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-11-07 10:59:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-11-07 10:59:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2019-11-07 10:59:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2019-11-07 10:59:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-11-07 10:59:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-11-07 10:59:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2019-11-07 10:59:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2019-11-07 10:59:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-11-07 10:59:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-11-07 10:59:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-11-07 10:59:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-11-07 10:59:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-11-07 10:59:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:59:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-11-07 10:59:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-11-07 10:59:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-11-07 10:59:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-11-07 10:59:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-11-07 10:59:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 10:59:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 10:59:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-11-07 10:59:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:59:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 10:59:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-11-07 10:59:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-11-07 10:59:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 10:59:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-11-07 10:59:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-11-07 10:59:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:59:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:59:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:59:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:59:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-07 10:59:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-11-07 10:59:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-11-07 10:59:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-11-07 10:59:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-11-07 10:59:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2019-11-07 10:59:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2019-11-07 10:59:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2019-11-07 10:59:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2019-11-07 10:59:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-11-07 10:59:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-11-07 10:59:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-11-07 10:59:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-11-07 10:59:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-11-07 10:59:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-11-07 10:59:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-11-07 10:59:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-11-07 10:59:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-11-07 10:59:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-11-07 10:59:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-11-07 10:59:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-11-07 10:59:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2019-11-07 10:59:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-11-07 10:59:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2019-11-07 10:59:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 10:59:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 10:59:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 10:59:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 10:59:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-11-07 10:59:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-11-07 10:59:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2019-11-07 10:59:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-11-07 10:59:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-11-07 10:59:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2019-11-07 10:59:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2019-11-07 10:59:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:59:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:59:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:59:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 11:00:09,292 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 11:00:09,293 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 11:00:09,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:00:09 BoogieIcfgContainer [2019-11-07 11:00:09,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 11:00:09,295 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 11:00:09,295 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 11:00:09,296 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 11:00:09,297 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:00:09" (1/1) ... [2019-11-07 11:00:09,297 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 [2019-11-07 11:00:09,328 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 11:00:09,328 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 11:00:09,344 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 11:00:09,351 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 11:00:09,353 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 11:00:12,485 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 430