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.3-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 12:20:50,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 12:20:50,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 12:20:50,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 12:20:50,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 12:20:50,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 12:20:50,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 12:20:50,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 12:20:50,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 12:20:50,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 12:20:50,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 12:20:50,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 12:20:50,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 12:20:50,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 12:20:50,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 12:20:50,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 12:20:50,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 12:20:50,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 12:20:50,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 12:20:50,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 12:20:50,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 12:20:50,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 12:20:50,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 12:20:50,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 12:20:50,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 12:20:50,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 12:20:50,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 12:20:50,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 12:20:50,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 12:20:50,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 12:20:50,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 12:20:50,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 12:20:50,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 12:20:50,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 12:20:50,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 12:20:50,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 12:20:50,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 12:20:50,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 12:20:50,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 12:20:50,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 12:20:50,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 12:20:50,778 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 12:20:50,805 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 12:20:50,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 12:20:50,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 12:20:50,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 12:20:50,807 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 12:20:50,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 12:20:50,808 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 12:20:50,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 12:20:50,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 12:20:50,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 12:20:50,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 12:20:50,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 12:20:50,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 12:20:50,809 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 12:20:50,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 12:20:50,810 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 12:20:50,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 12:20:50,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 12:20:50,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 12:20:50,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 12:20:50,811 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 12:20:50,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 12:20:50,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 12:20:50,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 12:20:50,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 12:20:50,812 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 12:20:50,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 12:20:50,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 12:20:50,812 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 12:20:50,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 12:20:50,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 12:20:50,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 12:20:50,874 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 12:20:50,875 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 12:20:50,875 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_ctm.3-1.c [2019-09-06 12:20:50,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef1736ab/eeac31cab53b4fe79e75570ada603c95/FLAGbbcb91d52 [2019-09-06 12:20:51,616 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 12:20:51,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_ctm.3-1.c [2019-09-06 12:20:51,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef1736ab/eeac31cab53b4fe79e75570ada603c95/FLAGbbcb91d52 [2019-09-06 12:20:51,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef1736ab/eeac31cab53b4fe79e75570ada603c95 [2019-09-06 12:20:51,767 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 12:20:51,768 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 12:20:51,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 12:20:51,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 12:20:51,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 12:20:51,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:20:51" (1/1) ... [2019-09-06 12:20:51,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79fda517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:51, skipping insertion in model container [2019-09-06 12:20:51,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:20:51" (1/1) ... [2019-09-06 12:20:51,786 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 12:20:51,883 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 12:20:52,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:20:52,895 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 12:20:53,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:20:53,386 INFO L192 MainTranslator]: Completed translation [2019-09-06 12:20:53,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:53 WrapperNode [2019-09-06 12:20:53,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 12:20:53,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 12:20:53,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 12:20:53,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 12:20:53,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:53" (1/1) ... [2019-09-06 12:20:53,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:53" (1/1) ... [2019-09-06 12:20:53,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:53" (1/1) ... [2019-09-06 12:20:53,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:53" (1/1) ... [2019-09-06 12:20:53,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:53" (1/1) ... [2019-09-06 12:20:53,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:53" (1/1) ... [2019-09-06 12:20:53,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:53" (1/1) ... [2019-09-06 12:20:53,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 12:20:53,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 12:20:53,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 12:20:53,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 12:20:53,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:20:53" (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 12:20:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 12:20:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 12:20:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 12:20:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure calibrate [2019-09-06 12:20:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2019-09-06 12:20:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2019-09-06 12:20:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2019-09-06 12:20:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_is_ENTER_button_pressed [2019-09-06 12:20:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-09-06 12:20:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-09-06 12:20:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-09-06 12:20:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_light [2019-09-06 12:20:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2019-09-06 12:20:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure transition [2019-09-06 12:20:53,776 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 12:20:53,776 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2019-09-06 12:20:53,777 INFO L138 BoogieDeclarations]: Found implementation of procedure Controller [2019-09-06 12:20:53,777 INFO L138 BoogieDeclarations]: Found implementation of procedure Reader [2019-09-06 12:20:53,778 INFO L138 BoogieDeclarations]: Found implementation of procedure Writer [2019-09-06 12:20:53,778 INFO L138 BoogieDeclarations]: Found implementation of procedure TapeMover [2019-09-06 12:20:53,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2019-09-06 12:20:53,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperController [2019-09-06 12:20:53,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2019-09-06 12:20:53,779 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperTapeMover [2019-09-06 12:20:53,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2019-09-06 12:20:53,779 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperReader [2019-09-06 12:20:53,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2019-09-06 12:20:53,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperWriter [2019-09-06 12:20:53,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-09-06 12:20:53,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-09-06 12:20:53,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-09-06 12:20:53,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-09-06 12:20:53,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-09-06 12:20:53,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2019-09-06 12:20:53,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-09-06 12:20:53,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-09-06 12:20:53,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-09-06 12:20:53,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-09-06 12:20:53,782 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 12:20:53,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2019-09-06 12:20:53,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2019-09-06 12:20:53,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2019-09-06 12:20:53,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2019-09-06 12:20:53,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2019-09-06 12:20:53,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2019-09-06 12:20:53,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2019-09-06 12:20:53,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2019-09-06 12:20:53,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2019-09-06 12:20:53,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2019-09-06 12:20:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2019-09-06 12:20:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_dir [2019-09-06 12:20:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_read [2019-09-06 12:20:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2019-09-06 12:20:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2019-09-06 12:20:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2019-09-06 12:20:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2019-09-06 12:20:53,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2019-09-06 12:20:53,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Controller [2019-09-06 12:20:53,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_TapeMover [2019-09-06 12:20:53,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Reader [2019-09-06 12:20:53,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Writer [2019-09-06 12:20:53,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2019-09-06 12:20:53,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2019-09-06 12:20:53,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_speed [2019-09-06 12:20:53,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2019-09-06 12:20:53,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_speed [2019-09-06 12:20:53,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2019-09-06 12:20:53,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_speed [2019-09-06 12:20:53,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_data_mode [2019-09-06 12:20:53,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_mode [2019-09-06 12:20:53,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2019-09-06 12:20:53,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2019-09-06 12:20:53,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2019-09-06 12:20:53,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2019-09-06 12:20:53,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2019-09-06 12:20:53,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_threshold [2019-09-06 12:20:53,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2019-09-06 12:20:53,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2019-09-06 12:20:53,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2019-09-06 12:20:53,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Controller [2019-09-06 12:20:53,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_TapeMover [2019-09-06 12:20:53,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Reader [2019-09-06 12:20:53,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Writer [2019-09-06 12:20:53,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-09-06 12:20:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 12:20:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-09-06 12:20:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-09-06 12:20:53,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2019-09-06 12:20:53,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-09-06 12:20:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-09-06 12:20:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-09-06 12:20:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-06 12:20:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 12:20:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 12:20:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 12:20:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 12:20:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-09-06 12:20:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-09-06 12:20:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 12:20:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 12:20:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2019-09-06 12:20:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2019-09-06 12:20:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2019-09-06 12:20:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2019-09-06 12:20:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2019-09-06 12:20:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_speed [2019-09-06 12:20:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2019-09-06 12:20:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2019-09-06 12:20:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2019-09-06 12:20:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_speed [2019-09-06 12:20:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2019-09-06 12:20:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2019-09-06 12:20:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2019-09-06 12:20:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_speed [2019-09-06 12:20:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure calibrate [2019-09-06 12:20:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2019-09-06 12:20:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_data_mode [2019-09-06 12:20:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2019-09-06 12:20:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_mode [2019-09-06 12:20:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2019-09-06 12:20:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2019-09-06 12:20:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2019-09-06 12:20:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_is_ENTER_button_pressed [2019-09-06 12:20:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-09-06 12:20:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-09-06 12:20:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-09-06 12:20:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_light [2019-09-06 12:20:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2019-09-06 12:20:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2019-09-06 12:20:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2019-09-06 12:20:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2019-09-06 12:20:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2019-09-06 12:20:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_dir [2019-09-06 12:20:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2019-09-06 12:20:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_read [2019-09-06 12:20:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2019-09-06 12:20:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2019-09-06 12:20:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2019-09-06 12:20:53,806 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2019-09-06 12:20:53,809 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_threshold [2019-09-06 12:20:53,809 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2019-09-06 12:20:53,810 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2019-09-06 12:20:53,810 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2019-09-06 12:20:53,810 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2019-09-06 12:20:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2019-09-06 12:20:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2019-09-06 12:20:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure transition [2019-09-06 12:20:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 12:20:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2019-09-06 12:20:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure Controller [2019-09-06 12:20:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure Reader [2019-09-06 12:20:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure Writer [2019-09-06 12:20:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure TapeMover [2019-09-06 12:20:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Controller [2019-09-06 12:20:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Controller [2019-09-06 12:20:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2019-09-06 12:20:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperController [2019-09-06 12:20:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_TapeMover [2019-09-06 12:20:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_TapeMover [2019-09-06 12:20:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2019-09-06 12:20:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperTapeMover [2019-09-06 12:20:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Reader [2019-09-06 12:20:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Reader [2019-09-06 12:20:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2019-09-06 12:20:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperReader [2019-09-06 12:20:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Writer [2019-09-06 12:20:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Writer [2019-09-06 12:20:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2019-09-06 12:20:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperWriter [2019-09-06 12:20:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-09-06 12:20:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 12:20:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 12:20:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-09-06 12:20:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-09-06 12:20:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-09-06 12:20:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-09-06 12:20:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 12:20:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 12:20:53,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 12:20:53,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 12:20:53,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 12:20:53,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 12:21:13,092 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 12:21:13,092 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 12:21:13,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:21:13 BoogieIcfgContainer [2019-09-06 12:21:13,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 12:21:13,095 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 12:21:13,095 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 12:21:13,095 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 12:21:13,096 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:21:13" (1/1) ... [2019-09-06 12:21:13,097 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 12:21:13,121 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 12:21:13,121 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 12:21:13,137 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 12:21:13,146 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 12:21:13,148 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 12:21:13,449 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 379 for LOIs [2019-09-06 12:21:40,395 WARN L188 SmtUtils]: Spent 13.53 s on a formula simplification that was a NOOP. DAG size: 1709