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/rekh_ctm.3-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 12:23:08,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 12:23:08,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 12:23:08,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 12:23:08,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 12:23:08,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 12:23:08,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 12:23:08,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 12:23:08,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 12:23:08,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 12:23:08,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 12:23:08,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 12:23:08,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 12:23:08,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 12:23:08,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 12:23:08,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 12:23:08,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 12:23:08,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 12:23:08,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 12:23:08,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 12:23:08,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 12:23:08,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 12:23:08,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 12:23:08,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 12:23:08,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 12:23:08,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 12:23:08,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 12:23:08,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 12:23:08,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 12:23:08,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 12:23:08,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 12:23:08,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 12:23:08,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 12:23:08,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 12:23:08,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 12:23:08,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 12:23:08,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 12:23:08,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 12:23:08,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 12:23:08,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 12:23:08,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 12:23:08,952 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 12:23:08,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 12:23:08,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 12:23:08,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 12:23:08,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 12:23:08,972 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 12:23:08,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 12:23:08,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 12:23:08,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 12:23:08,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 12:23:08,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 12:23:08,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 12:23:08,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 12:23:08,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 12:23:08,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 12:23:08,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 12:23:08,974 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 12:23:08,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 12:23:08,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 12:23:08,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 12:23:08,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 12:23:08,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 12:23:08,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 12:23:08,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 12:23:08,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 12:23:08,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 12:23:08,976 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 12:23:08,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 12:23:08,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 12:23:08,977 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 12:23:09,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 12:23:09,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 12:23:09,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 12:23:09,026 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 12:23:09,027 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 12:23:09,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_ctm.3-2.c [2019-09-06 12:23:09,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab2aea60/8c2aee3d008641298f17a7567cd06273/FLAG2481aff23 [2019-09-06 12:23:09,815 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 12:23:09,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_ctm.3-2.c [2019-09-06 12:23:09,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab2aea60/8c2aee3d008641298f17a7567cd06273/FLAG2481aff23 [2019-09-06 12:23:09,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab2aea60/8c2aee3d008641298f17a7567cd06273 [2019-09-06 12:23:09,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 12:23:09,908 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 12:23:09,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 12:23:09,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 12:23:09,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 12:23:09,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:23:09" (1/1) ... [2019-09-06 12:23:09,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eccc939 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:09, skipping insertion in model container [2019-09-06 12:23:09,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:23:09" (1/1) ... [2019-09-06 12:23:09,922 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 12:23:10,024 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 12:23:11,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:23:11,110 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 12:23:11,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:23:11,601 INFO L192 MainTranslator]: Completed translation [2019-09-06 12:23:11,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:11 WrapperNode [2019-09-06 12:23:11,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 12:23:11,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 12:23:11,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 12:23:11,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 12:23:11,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:11" (1/1) ... [2019-09-06 12:23:11,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:11" (1/1) ... [2019-09-06 12:23:11,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:11" (1/1) ... [2019-09-06 12:23:11,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:11" (1/1) ... [2019-09-06 12:23:11,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:11" (1/1) ... [2019-09-06 12:23:11,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:11" (1/1) ... [2019-09-06 12:23:11,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:11" (1/1) ... [2019-09-06 12:23:12,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 12:23:12,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 12:23:12,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 12:23:12,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 12:23:12,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:23:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 12:23:12,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 12:23:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 12:23:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 12:23:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure calibrate [2019-09-06 12:23:12,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2019-09-06 12:23:12,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2019-09-06 12:23:12,097 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2019-09-06 12:23:12,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_is_ENTER_button_pressed [2019-09-06 12:23:12,098 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-09-06 12:23:12,098 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-09-06 12:23:12,098 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-09-06 12:23:12,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_light [2019-09-06 12:23:12,099 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2019-09-06 12:23:12,099 INFO L138 BoogieDeclarations]: Found implementation of procedure transition [2019-09-06 12:23:12,100 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 12:23:12,100 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2019-09-06 12:23:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure Controller [2019-09-06 12:23:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure Reader [2019-09-06 12:23:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure Writer [2019-09-06 12:23:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure TapeMover [2019-09-06 12:23:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2019-09-06 12:23:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperController [2019-09-06 12:23:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2019-09-06 12:23:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperTapeMover [2019-09-06 12:23:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2019-09-06 12:23:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperReader [2019-09-06 12:23:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2019-09-06 12:23:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperWriter [2019-09-06 12:23:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-09-06 12:23:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-09-06 12:23:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-09-06 12:23:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-09-06 12:23:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-09-06 12:23:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2019-09-06 12:23:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-09-06 12:23:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-09-06 12:23:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-09-06 12:23:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-09-06 12:23:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 12:23:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2019-09-06 12:23:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2019-09-06 12:23:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2019-09-06 12:23:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2019-09-06 12:23:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2019-09-06 12:23:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2019-09-06 12:23:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2019-09-06 12:23:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2019-09-06 12:23:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2019-09-06 12:23:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2019-09-06 12:23:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2019-09-06 12:23:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_dir [2019-09-06 12:23:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_read [2019-09-06 12:23:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2019-09-06 12:23:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2019-09-06 12:23:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2019-09-06 12:23:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2019-09-06 12:23:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2019-09-06 12:23:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Controller [2019-09-06 12:23:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_TapeMover [2019-09-06 12:23:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Reader [2019-09-06 12:23:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Writer [2019-09-06 12:23:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2019-09-06 12:23:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2019-09-06 12:23:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_speed [2019-09-06 12:23:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2019-09-06 12:23:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_speed [2019-09-06 12:23:12,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2019-09-06 12:23:12,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_speed [2019-09-06 12:23:12,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_data_mode [2019-09-06 12:23:12,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_mode [2019-09-06 12:23:12,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2019-09-06 12:23:12,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2019-09-06 12:23:12,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2019-09-06 12:23:12,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2019-09-06 12:23:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2019-09-06 12:23:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_threshold [2019-09-06 12:23:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2019-09-06 12:23:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2019-09-06 12:23:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2019-09-06 12:23:12,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Controller [2019-09-06 12:23:12,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_TapeMover [2019-09-06 12:23:12,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Reader [2019-09-06 12:23:12,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Writer [2019-09-06 12:23:12,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-09-06 12:23:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 12:23:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-09-06 12:23:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-09-06 12:23:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2019-09-06 12:23:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-09-06 12:23:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-09-06 12:23:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-09-06 12:23:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-06 12:23:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 12:23:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 12:23:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 12:23:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 12:23:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-09-06 12:23:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-09-06 12:23:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 12:23:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 12:23:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2019-09-06 12:23:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2019-09-06 12:23:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2019-09-06 12:23:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2019-09-06 12:23:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2019-09-06 12:23:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_speed [2019-09-06 12:23:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2019-09-06 12:23:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2019-09-06 12:23:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2019-09-06 12:23:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_speed [2019-09-06 12:23:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2019-09-06 12:23:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2019-09-06 12:23:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2019-09-06 12:23:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_speed [2019-09-06 12:23:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure calibrate [2019-09-06 12:23:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2019-09-06 12:23:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_data_mode [2019-09-06 12:23:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2019-09-06 12:23:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_mode [2019-09-06 12:23:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2019-09-06 12:23:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2019-09-06 12:23:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2019-09-06 12:23:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_is_ENTER_button_pressed [2019-09-06 12:23:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-09-06 12:23:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-09-06 12:23:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-09-06 12:23:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_light [2019-09-06 12:23:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2019-09-06 12:23:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2019-09-06 12:23:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2019-09-06 12:23:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2019-09-06 12:23:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2019-09-06 12:23:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_dir [2019-09-06 12:23:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2019-09-06 12:23:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_read [2019-09-06 12:23:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2019-09-06 12:23:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2019-09-06 12:23:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2019-09-06 12:23:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2019-09-06 12:23:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_threshold [2019-09-06 12:23:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2019-09-06 12:23:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2019-09-06 12:23:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2019-09-06 12:23:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2019-09-06 12:23:12,138 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2019-09-06 12:23:12,138 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2019-09-06 12:23:12,138 INFO L130 BoogieDeclarations]: Found specification of procedure transition [2019-09-06 12:23:12,138 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 12:23:12,138 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2019-09-06 12:23:12,138 INFO L130 BoogieDeclarations]: Found specification of procedure Controller [2019-09-06 12:23:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure Reader [2019-09-06 12:23:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure Writer [2019-09-06 12:23:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure TapeMover [2019-09-06 12:23:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Controller [2019-09-06 12:23:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Controller [2019-09-06 12:23:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2019-09-06 12:23:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperController [2019-09-06 12:23:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_TapeMover [2019-09-06 12:23:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_TapeMover [2019-09-06 12:23:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2019-09-06 12:23:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperTapeMover [2019-09-06 12:23:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Reader [2019-09-06 12:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Reader [2019-09-06 12:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2019-09-06 12:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperReader [2019-09-06 12:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Writer [2019-09-06 12:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Writer [2019-09-06 12:23:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2019-09-06 12:23:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperWriter [2019-09-06 12:23:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-09-06 12:23:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 12:23:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 12:23:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-09-06 12:23:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-09-06 12:23:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-09-06 12:23:12,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-09-06 12:23:12,143 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 12:23:12,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 12:23:12,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 12:23:12,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 12:23:12,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 12:23:12,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 12:23:30,071 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 12:23:30,072 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 12:23:30,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:23:30 BoogieIcfgContainer [2019-09-06 12:23:30,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 12:23:30,074 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 12:23:30,074 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 12:23:30,074 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 12:23:30,076 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:23:30" (1/1) ... [2019-09-06 12:23:30,076 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 12:23:30,110 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 12:23:30,111 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 12:23:30,136 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 12:23:30,146 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 12:23:30,147 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 12:23:30,334 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 379 for LOIs [2019-09-06 12:23:53,315 WARN L188 SmtUtils]: Spent 11.77 s on a formula simplification that was a NOOP. DAG size: 1709