/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain EqDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-23 02:55:30,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-23 02:55:30,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-23 02:55:30,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-23 02:55:30,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-23 02:55:30,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-23 02:55:30,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-23 02:55:30,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-23 02:55:30,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-23 02:55:30,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-23 02:55:30,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-23 02:55:30,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-23 02:55:30,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-23 02:55:31,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-23 02:55:31,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-23 02:55:31,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-23 02:55:31,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-23 02:55:31,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-23 02:55:31,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-23 02:55:31,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-23 02:55:31,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-23 02:55:31,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-23 02:55:31,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-23 02:55:31,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-23 02:55:31,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-23 02:55:31,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-23 02:55:31,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-23 02:55:31,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-23 02:55:31,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-23 02:55:31,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-23 02:55:31,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-23 02:55:31,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-23 02:55:31,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-23 02:55:31,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-23 02:55:31,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-23 02:55:31,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-23 02:55:31,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-23 02:55:31,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-23 02:55:31,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-23 02:55:31,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-23 02:55:31,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-23 02:55:31,042 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 [2023-03-23 02:55:31,079 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-23 02:55:31,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-23 02:55:31,079 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-23 02:55:31,079 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-23 02:55:31,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-23 02:55:31,080 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-23 02:55:31,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-23 02:55:31,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-23 02:55:31,081 INFO L138 SettingsManager]: * Use SBE=true [2023-03-23 02:55:31,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-23 02:55:31,081 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-23 02:55:31,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-23 02:55:31,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-23 02:55:31,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-23 02:55:31,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-23 02:55:31,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-23 02:55:31,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-23 02:55:31,082 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-23 02:55:31,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-23 02:55:31,082 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-23 02:55:31,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-23 02:55:31,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-23 02:55:31,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-23 02:55:31,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-23 02:55:31,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 02:55:31,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-23 02:55:31,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-23 02:55:31,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-23 02:55:31,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-23 02:55:31,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-23 02:55:31,084 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-23 02:55:31,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-23 02:55:31,084 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-23 02:55:31,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-23 02:55:31,084 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-23 02:55:31,084 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-23 02:55:31,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-23 02:55:31,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-23 02:55:31,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-23 02:55:31,401 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-23 02:55:31,403 INFO L275 PluginConnector]: CDTParser initialized [2023-03-23 02:55:31,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c [2023-03-23 02:55:32,760 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-23 02:55:33,171 INFO L351 CDTParser]: Found 1 translation units. [2023-03-23 02:55:33,172 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c [2023-03-23 02:55:33,202 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675754b13/869f5bf511c741d7bb39b864bdc6ea59/FLAG6d2ff10ae [2023-03-23 02:55:33,216 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675754b13/869f5bf511c741d7bb39b864bdc6ea59 [2023-03-23 02:55:33,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-23 02:55:33,219 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-23 02:55:33,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-23 02:55:33,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-23 02:55:33,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-23 02:55:33,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 02:55:33" (1/1) ... [2023-03-23 02:55:33,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e28da9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:33, skipping insertion in model container [2023-03-23 02:55:33,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 02:55:33" (1/1) ... [2023-03-23 02:55:33,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-23 02:55:33,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-23 02:55:33,479 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c[1868,1881] [2023-03-23 02:55:33,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 02:55:34,016 INFO L203 MainTranslator]: Completed pre-run [2023-03-23 02:55:34,032 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c[1868,1881] [2023-03-23 02:55:34,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 02:55:34,310 INFO L208 MainTranslator]: Completed translation [2023-03-23 02:55:34,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34 WrapperNode [2023-03-23 02:55:34,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-23 02:55:34,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-23 02:55:34,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-23 02:55:34,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-23 02:55:34,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34" (1/1) ... [2023-03-23 02:55:34,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34" (1/1) ... [2023-03-23 02:55:34,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34" (1/1) ... [2023-03-23 02:55:34,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34" (1/1) ... [2023-03-23 02:55:34,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34" (1/1) ... [2023-03-23 02:55:34,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34" (1/1) ... [2023-03-23 02:55:34,668 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34" (1/1) ... [2023-03-23 02:55:34,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34" (1/1) ... [2023-03-23 02:55:34,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-23 02:55:34,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-23 02:55:34,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-23 02:55:34,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-23 02:55:34,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 02:55:34" (1/1) ... [2023-03-23 02:55:34,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 02:55:34,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 02:55:34,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-23 02:55:34,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-23 02:55:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-23 02:55:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-23 02:55:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-23 02:55:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-03-23 02:55:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure calibrate [2023-03-23 02:55:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2023-03-23 02:55:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2023-03-23 02:55:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2023-03-23 02:55:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_is_ENTER_button_pressed [2023-03-23 02:55:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_light [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure transition [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure Controller [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure Reader [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure Writer [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure TapeMover [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperController [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2023-03-23 02:55:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperTapeMover [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperReader [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperWriter [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-23 02:55:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-03-23 02:55:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2023-03-23 02:55:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2023-03-23 02:55:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2023-03-23 02:55:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2023-03-23 02:55:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2023-03-23 02:55:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2023-03-23 02:55:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2023-03-23 02:55:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2023-03-23 02:55:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2023-03-23 02:55:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2023-03-23 02:55:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_dir [2023-03-23 02:55:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_read [2023-03-23 02:55:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2023-03-23 02:55:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2023-03-23 02:55:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2023-03-23 02:55:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2023-03-23 02:55:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2023-03-23 02:55:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Controller [2023-03-23 02:55:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_TapeMover [2023-03-23 02:55:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Reader [2023-03-23 02:55:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Writer [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_speed [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_speed [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_speed [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_data_mode [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_mode [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_threshold [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2023-03-23 02:55:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2023-03-23 02:55:34,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2023-03-23 02:55:34,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Controller [2023-03-23 02:55:34,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_TapeMover [2023-03-23 02:55:34,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Reader [2023-03-23 02:55:34,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Writer [2023-03-23 02:55:34,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2023-03-23 02:55:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-23 02:55:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-23 02:55:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-23 02:55:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-23 02:55:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2023-03-23 02:55:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2023-03-23 02:55:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2023-03-23 02:55:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-03-23 02:55:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_speed [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_speed [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_speed [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure calibrate [2023-03-23 02:55:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2023-03-23 02:55:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_data_mode [2023-03-23 02:55:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2023-03-23 02:55:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_mode [2023-03-23 02:55:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2023-03-23 02:55:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2023-03-23 02:55:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2023-03-23 02:55:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_is_ENTER_button_pressed [2023-03-23 02:55:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-03-23 02:55:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-03-23 02:55:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-03-23 02:55:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_light [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_dir [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_read [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2023-03-23 02:55:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_threshold [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure transition [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure Controller [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure Reader [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure Writer [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure TapeMover [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Controller [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Controller [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperController [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_TapeMover [2023-03-23 02:55:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_TapeMover [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperTapeMover [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Reader [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Reader [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperReader [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Writer [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Writer [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperWriter [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-23 02:55:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-23 02:55:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-23 02:55:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-23 02:55:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-23 02:55:35,591 INFO L236 CfgBuilder]: Building ICFG [2023-03-23 02:55:35,597 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-23 02:55:52,788 INFO L277 CfgBuilder]: Performing block encoding [2023-03-23 02:55:52,811 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-23 02:55:52,811 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-03-23 02:55:52,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 02:55:52 BoogieIcfgContainer [2023-03-23 02:55:52,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-23 02:55:52,816 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-23 02:55:52,817 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-23 02:55:52,817 INFO L275 PluginConnector]: Sifa initialized [2023-03-23 02:55:52,817 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 02:55:52" (1/1) ... [2023-03-23 02:55:52,818 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=EqDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-23 02:55:52,869 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-23 02:55:52,869 INFO L166 IcfgInterpreter]: Building call graph [2023-03-23 02:55:52,882 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-23 02:55:52,888 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-23 02:55:52,888 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-23 02:56:11,455 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 1346 for LOIs