/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 05:38:28,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 05:38:28,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 05:38:28,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 05:38:28,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 05:38:28,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 05:38:28,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 05:38:28,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 05:38:28,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 05:38:28,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 05:38:28,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 05:38:28,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 05:38:28,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 05:38:28,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 05:38:28,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 05:38:28,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 05:38:28,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 05:38:28,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 05:38:28,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 05:38:28,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 05:38:28,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 05:38:28,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 05:38:28,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 05:38:28,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 05:38:28,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 05:38:28,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 05:38:28,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 05:38:28,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 05:38:28,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 05:38:28,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 05:38:28,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 05:38:28,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 05:38:28,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 05:38:28,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 05:38:28,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 05:38:28,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 05:38:28,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 05:38:28,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 05:38:28,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 05:38:28,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 05:38:28,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 05:38:28,104 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 [2023-04-02 05:38:28,135 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 05:38:28,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 05:38:28,135 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 05:38:28,135 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 05:38:28,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 05:38:28,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 05:38:28,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 05:38:28,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 05:38:28,137 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 05:38:28,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 05:38:28,137 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 05:38:28,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 05:38:28,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 05:38:28,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 05:38:28,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 05:38:28,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 05:38:28,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 05:38:28,138 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 05:38:28,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 05:38:28,138 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 05:38:28,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 05:38:28,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 05:38:28,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 05:38:28,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 05:38:28,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 05:38:28,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 05:38:28,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 05:38:28,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 05:38:28,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 05:38:28,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 05:38:28,140 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 05:38:28,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 05:38:28,140 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 05:38:28,140 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 05:38:28,140 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 05:38:28,140 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 05:38:28,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 05:38:28,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 05:38:28,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 05:38:28,400 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 05:38:28,400 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 05:38:28,402 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c [2023-04-02 05:38:29,794 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 05:38:30,221 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 05:38:30,221 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c [2023-04-02 05:38:30,253 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9789fe8c/7d67a314ee6e4206a24bbd1456cc5539/FLAGae0894597 [2023-04-02 05:38:30,274 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9789fe8c/7d67a314ee6e4206a24bbd1456cc5539 [2023-04-02 05:38:30,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 05:38:30,280 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 05:38:30,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 05:38:30,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 05:38:30,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 05:38:30,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 05:38:30" (1/1) ... [2023-04-02 05:38:30,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ff6d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:30, skipping insertion in model container [2023-04-02 05:38:30,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 05:38:30" (1/1) ... [2023-04-02 05:38:30,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 05:38:30,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 05:38:30,585 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_aso.2.M1-1.c[1807,1820] [2023-04-02 05:38:31,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 05:38:31,214 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 05:38:31,231 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_aso.2.M1-1.c[1807,1820] [2023-04-02 05:38:31,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 05:38:31,611 INFO L208 MainTranslator]: Completed translation [2023-04-02 05:38:31,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31 WrapperNode [2023-04-02 05:38:31,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 05:38:31,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 05:38:31,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 05:38:31,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 05:38:31,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (1/1) ... [2023-04-02 05:38:31,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (1/1) ... [2023-04-02 05:38:31,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (1/1) ... [2023-04-02 05:38:31,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (1/1) ... [2023-04-02 05:38:32,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (1/1) ... [2023-04-02 05:38:32,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (1/1) ... [2023-04-02 05:38:32,145 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (1/1) ... [2023-04-02 05:38:32,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (1/1) ... [2023-04-02 05:38:32,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 05:38:32,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 05:38:32,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 05:38:32,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 05:38:32,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (1/1) ... [2023-04-02 05:38:32,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 05:38:32,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 05:38:32,245 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) [2023-04-02 05:38:32,258 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 [2023-04-02 05:38:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 05:38:32,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 05:38:32,293 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 05:38:32,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2023-04-02 05:38:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2023-04-02 05:38:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_trans [2023-04-02 05:38:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_OSEK_Task_ts2 [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_OSEK_Task_ts1 [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_trans [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_OSEK_Task_ts2 [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_OSEK_Task_ts1 [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_get_pi_lock [2023-04-02 05:38:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_release_pi_lock [2023-04-02 05:38:32,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2023-04-02 05:38:32,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2023-04-02 05:38:32,298 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-04-02 05:38:32,298 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-04-02 05:38:32,298 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 05:38:32,298 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 05:38:32,298 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 05:38:32,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 05:38:32,298 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 05:38:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_get_pi_lock [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_release_pi_lock [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2023-04-02 05:38:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_trans [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_trans [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-04-02 05:38:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2023-04-02 05:38:32,302 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_OSEK_Task_ts2 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_OSEK_Task_ts2 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_OSEK_Task_ts1 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_OSEK_Task_ts1 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2023-04-02 05:38:32,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2023-04-02 05:38:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2023-04-02 05:38:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2023-04-02 05:38:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2023-04-02 05:38:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 05:38:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 05:38:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 05:38:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 05:38:33,083 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 05:38:33,088 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 05:38:57,901 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 05:38:57,933 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 05:38:57,936 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-02 05:38:57,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 05:38:57 BoogieIcfgContainer [2023-04-02 05:38:57,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 05:38:57,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 05:38:57,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 05:38:57,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 05:38:57,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 05:38:30" (1/3) ... [2023-04-02 05:38:57,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4dd2fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 05:38:57, skipping insertion in model container [2023-04-02 05:38:57,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:38:31" (2/3) ... [2023-04-02 05:38:57,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4dd2fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 05:38:57, skipping insertion in model container [2023-04-02 05:38:57,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 05:38:57" (3/3) ... [2023-04-02 05:38:57,960 INFO L112 eAbstractionObserver]: Analyzing ICFG rekh_aso.2.M1-1.c [2023-04-02 05:38:57,980 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 05:38:57,980 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 05:38:58,101 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 05:38:58,107 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@383da725, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 05:38:58,107 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 05:38:58,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 3665 states, 2078 states have (on average 1.1626564003849855) internal successors, (2416), 2085 states have internal predecessors, (2416), 1532 states have call successors, (1532), 50 states have call predecessors, (1532), 50 states have return successors, (1532), 1530 states have call predecessors, (1532), 1532 states have call successors, (1532) [2023-04-02 05:38:58,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1394 [2023-04-02 05:38:58,215 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 05:38:58,218 INFO L195 NwaCegarLoop]: trace histogram [210, 210, 210, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 05:38:58,219 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 05:38:58,227 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 05:38:58,228 INFO L85 PathProgramCache]: Analyzing trace with hash -253292880, now seen corresponding path program 1 times [2023-04-02 05:38:58,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 05:38:58,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715225519] [2023-04-02 05:38:58,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 05:38:58,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms