/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_ctm.1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 05:40:43,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 05:40:43,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 05:40:43,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 05:40:43,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 05:40:43,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 05:40:43,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 05:40:43,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 05:40:43,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 05:40:43,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 05:40:43,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 05:40:43,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 05:40:43,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 05:40:43,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 05:40:43,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 05:40:43,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 05:40:43,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 05:40:43,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 05:40:43,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 05:40:43,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 05:40:43,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 05:40:43,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 05:40:43,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 05:40:43,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 05:40:43,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-04-02 05:40:43,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 05:40:43,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 05:40:43,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 05:40:43,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 05:40:43,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 05:40:43,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 05:40:43,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 05:40:43,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 05:40:43,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 05:40:43,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 05:40:43,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 05:40:43,451 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 05:40:43,480 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 05:40:43,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 05:40:43,481 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 05:40:43,481 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 05:40:43,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 05:40:43,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 05:40:43,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 05:40:43,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 05:40:43,484 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 05:40:43,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 05:40:43,485 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 05:40:43,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 05:40:43,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 05:40:43,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 05:40:43,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 05:40:43,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 05:40:43,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 05:40:43,486 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 05:40:43,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 05:40:43,486 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 05:40:43,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 05:40:43,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 05:40:43,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 05:40:43,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 05:40:43,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 05:40:43,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 05:40:43,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 05:40:43,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 05:40:43,488 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 05:40:43,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 05:40:43,488 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 05:40:43,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 05:40:43,489 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 05:40:43,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 05:40:43,489 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 05:40:43,489 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 05:40:43,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 05:40:43,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 05:40:43,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 05:40:43,786 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 05:40:43,786 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 05:40:43,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c [2023-04-02 05:40:44,967 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 05:40:45,355 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 05:40:45,356 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c [2023-04-02 05:40:45,386 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db4e69ed2/55bff779b9274c3f929b440c87ddf0b7/FLAGbb3b20503 [2023-04-02 05:40:45,406 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db4e69ed2/55bff779b9274c3f929b440c87ddf0b7 [2023-04-02 05:40:45,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 05:40:45,411 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 05:40:45,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 05:40:45,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 05:40:45,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 05:40:45,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 05:40:45" (1/1) ... [2023-04-02 05:40:45,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2438defa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:45, skipping insertion in model container [2023-04-02 05:40:45,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 05:40:45" (1/1) ... [2023-04-02 05:40:45,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 05:40:45,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 05:40:45,701 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] [2023-04-02 05:40:46,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 05:40:46,342 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 05:40:46,357 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] [2023-04-02 05:40:46,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 05:40:46,629 INFO L208 MainTranslator]: Completed translation [2023-04-02 05:40:46,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46 WrapperNode [2023-04-02 05:40:46,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 05:40:46,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 05:40:46,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 05:40:46,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 05:40:46,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (1/1) ... [2023-04-02 05:40:46,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (1/1) ... [2023-04-02 05:40:46,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (1/1) ... [2023-04-02 05:40:46,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (1/1) ... [2023-04-02 05:40:46,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (1/1) ... [2023-04-02 05:40:46,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (1/1) ... [2023-04-02 05:40:46,969 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (1/1) ... [2023-04-02 05:40:46,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (1/1) ... [2023-04-02 05:40:47,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 05:40:47,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 05:40:47,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 05:40:47,034 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 05:40:47,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (1/1) ... [2023-04-02 05:40:47,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 05:40:47,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 05:40:47,068 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 05:40:47,076 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 05:40:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 05:40:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 05:40:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 05:40:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-04-02 05:40:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure calibrate [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_is_ENTER_button_pressed [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_light [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2023-04-02 05:40:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure transition [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure Controller [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure Reader [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure Writer [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure TapeMover [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperController [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperTapeMover [2023-04-02 05:40:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperReader [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperWriter [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2023-04-02 05:40:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2023-04-02 05:40:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2023-04-02 05:40:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 05:40:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-04-02 05:40:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2023-04-02 05:40:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2023-04-02 05:40:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2023-04-02 05:40:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2023-04-02 05:40:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2023-04-02 05:40:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2023-04-02 05:40:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2023-04-02 05:40:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2023-04-02 05:40:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2023-04-02 05:40:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2023-04-02 05:40:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_dir [2023-04-02 05:40:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_read [2023-04-02 05:40:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2023-04-02 05:40:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2023-04-02 05:40:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2023-04-02 05:40:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2023-04-02 05:40:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2023-04-02 05:40:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Controller [2023-04-02 05:40:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_TapeMover [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Reader [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Writer [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_speed [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_speed [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_speed [2023-04-02 05:40:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_data_mode [2023-04-02 05:40:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_mode [2023-04-02 05:40:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2023-04-02 05:40:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2023-04-02 05:40:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2023-04-02 05:40:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2023-04-02 05:40:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2023-04-02 05:40:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_threshold [2023-04-02 05:40:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2023-04-02 05:40:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2023-04-02 05:40:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2023-04-02 05:40:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Controller [2023-04-02 05:40:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_TapeMover [2023-04-02 05:40:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Reader [2023-04-02 05:40:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Writer [2023-04-02 05:40:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2023-04-02 05:40:47,124 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 05:40:47,124 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 05:40:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 05:40:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 05:40:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2023-04-02 05:40:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2023-04-02 05:40:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2023-04-02 05:40:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-04-02 05:40:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-04-02 05:40:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-04-02 05:40:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-04-02 05:40:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 05:40:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 05:40:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2023-04-02 05:40:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-04-02 05:40:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2023-04-02 05:40:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2023-04-02 05:40:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-04-02 05:40:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-04-02 05:40:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-04-02 05:40:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2023-04-02 05:40:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2023-04-02 05:40:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2023-04-02 05:40:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_speed [2023-04-02 05:40:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2023-04-02 05:40:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2023-04-02 05:40:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2023-04-02 05:40:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_speed [2023-04-02 05:40:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2023-04-02 05:40:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2023-04-02 05:40:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2023-04-02 05:40:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_speed [2023-04-02 05:40:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure calibrate [2023-04-02 05:40:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2023-04-02 05:40:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_data_mode [2023-04-02 05:40:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2023-04-02 05:40:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_mode [2023-04-02 05:40:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2023-04-02 05:40:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2023-04-02 05:40:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2023-04-02 05:40:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_is_ENTER_button_pressed [2023-04-02 05:40:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-04-02 05:40:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-04-02 05:40:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-04-02 05:40:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_light [2023-04-02 05:40:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_dir [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_read [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2023-04-02 05:40:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_threshold [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure transition [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure Controller [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure Reader [2023-04-02 05:40:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure Writer [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure TapeMover [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Controller [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Controller [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperController [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_TapeMover [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_TapeMover [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperTapeMover [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Reader [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Reader [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperReader [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Writer [2023-04-02 05:40:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Writer [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperWriter [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 05:40:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 05:40:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 05:40:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 05:40:47,735 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 05:40:47,738 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 05:41:06,000 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 05:41:06,034 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 05:41:06,035 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-02 05:41:06,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 05:41:06 BoogieIcfgContainer [2023-04-02 05:41:06,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 05:41:06,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 05:41:06,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 05:41:06,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 05:41:06,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 05:40:45" (1/3) ... [2023-04-02 05:41:06,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6080bc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 05:41:06, skipping insertion in model container [2023-04-02 05:41:06,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 05:40:46" (2/3) ... [2023-04-02 05:41:06,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6080bc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 05:41:06, skipping insertion in model container [2023-04-02 05:41:06,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 05:41:06" (3/3) ... [2023-04-02 05:41:06,051 INFO L112 eAbstractionObserver]: Analyzing ICFG rekh_ctm.1.c [2023-04-02 05:41:06,068 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 05:41:06,069 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 05:41:06,177 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 05:41:06,183 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;@4c96000, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 05:41:06,183 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 05:41:06,198 INFO L276 IsEmpty]: Start isEmpty. Operand has 2588 states, 2163 states have (on average 1.469717984281091) internal successors, (3179), 2191 states have internal predecessors, (3179), 340 states have call successors, (340), 79 states have call predecessors, (340), 79 states have return successors, (340), 328 states have call predecessors, (340), 340 states have call successors, (340) [2023-04-02 05:41:06,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-04-02 05:41:06,215 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 05:41:06,216 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:41:06,216 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 05:41:06,220 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 05:41:06,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1684775410, now seen corresponding path program 1 times [2023-04-02 05:41:06,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 05:41:06,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085035940] [2023-04-02 05:41:06,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 05:41:06,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms