/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/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 02:09:20,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 02:09:20,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 02:09:20,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 02:09:20,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 02:09:20,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 02:09:20,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 02:09:20,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 02:09:20,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 02:09:20,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 02:09:20,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 02:09:20,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 02:09:20,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 02:09:20,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 02:09:20,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 02:09:20,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 02:09:20,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 02:09:20,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 02:09:20,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 02:09:20,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 02:09:20,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 02:09:20,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 02:09:20,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 02:09:20,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 02:09:20,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 02:09:20,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 02:09:20,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 02:09:20,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 02:09:20,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 02:09:20,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 02:09:20,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 02:09:20,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 02:09:20,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 02:09:20,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 02:09:20,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 02:09:20,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 02:09:20,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 02:09:20,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 02:09:20,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 02:09:20,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 02:09:20,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 02:09:20,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 02:09:20,401 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 02:09:20,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 02:09:20,402 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 02:09:20,402 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 02:09:20,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 02:09:20,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 02:09:20,403 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 02:09:20,404 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 02:09:20,404 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 02:09:20,404 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 02:09:20,405 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 02:09:20,405 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 02:09:20,405 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 02:09:20,405 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 02:09:20,405 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 02:09:20,405 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 02:09:20,405 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 02:09:20,405 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 02:09:20,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 02:09:20,406 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 02:09:20,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 02:09:20,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 02:09:20,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 02:09:20,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 02:09:20,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 02:09:20,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 02:09:20,407 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 02:09:20,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 02:09:20,407 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 02:09:20,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 02:09:20,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 02:09:20,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 02:09:20,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 02:09:20,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 02:09:20,408 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 02:09:20,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 02:09:20,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 02:09:20,409 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 02:09:20,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 02:09:20,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 02:09:20,409 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 02:09:20,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 02:09:20,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 02:09:20,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 02:09:20,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 02:09:20,687 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 02:09:20,688 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 02:09:20,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M1.c [2023-04-03 02:09:21,891 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 02:09:22,312 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 02:09:22,313 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M1.c [2023-04-03 02:09:22,341 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe4bedeea/6cc120c0e45d4ca0bed5133b78ae42d1/FLAG3d95a2bd5 [2023-04-03 02:09:22,355 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe4bedeea/6cc120c0e45d4ca0bed5133b78ae42d1 [2023-04-03 02:09:22,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 02:09:22,360 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 02:09:22,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 02:09:22,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 02:09:22,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 02:09:22,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 02:09:22" (1/1) ... [2023-04-03 02:09:22,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1011ed12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:22, skipping insertion in model container [2023-04-03 02:09:22,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 02:09:22" (1/1) ... [2023-04-03 02:09:22,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 02:09:22,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 02:09:22,649 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/rekcba_aso.3.M1.c[2061,2074] [2023-04-03 02:09:23,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 02:09:23,121 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 02:09:23,143 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/rekcba_aso.3.M1.c[2061,2074] [2023-04-03 02:09:23,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 02:09:23,357 INFO L208 MainTranslator]: Completed translation [2023-04-03 02:09:23,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23 WrapperNode [2023-04-03 02:09:23,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 02:09:23,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 02:09:23,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 02:09:23,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 02:09:23,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (1/1) ... [2023-04-03 02:09:23,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (1/1) ... [2023-04-03 02:09:23,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (1/1) ... [2023-04-03 02:09:23,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (1/1) ... [2023-04-03 02:09:23,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (1/1) ... [2023-04-03 02:09:23,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (1/1) ... [2023-04-03 02:09:23,647 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (1/1) ... [2023-04-03 02:09:23,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (1/1) ... [2023-04-03 02:09:23,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 02:09:23,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 02:09:23,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 02:09:23,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 02:09:23,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (1/1) ... [2023-04-03 02:09:23,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 02:09:23,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 02:09:23,740 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) [2023-04-03 02:09:23,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 02:09:23,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 02:09:23,783 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 02:09:23,783 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-03 02:09:23,783 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2023-04-03 02:09:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2023-04-03 02:09:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2023-04-03 02:09:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2023-04-03 02:09:23,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2023-04-03 02:09:23,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2023-04-03 02:09:23,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_version [2023-04-03 02:09:23,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_OSEK_Task_ts2 [2023-04-03 02:09:23,755 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 [2023-04-03 02:09:23,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_OSEK_Task_ts1 [2023-04-03 02:09:23,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-04-03 02:09:23,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2023-04-03 02:09:23,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2023-04-03 02:09:23,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2023-04-03 02:09:23,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2023-04-03 02:09:23,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_version [2023-04-03 02:09:23,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_OSEK_Task_ts2 [2023-04-03 02:09:23,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_OSEK_Task_ts1 [2023-04-03 02:09:23,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2023-04-03 02:09:23,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_get_pi_lock [2023-04-03 02:09:23,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_release_pi_lock [2023-04-03 02:09:23,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2023-04-03 02:09:23,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2023-04-03 02:09:23,791 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-04-03 02:09:23,791 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-04-03 02:09:23,791 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-04-03 02:09:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 02:09:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2023-04-03 02:09:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2023-04-03 02:09:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-03 02:09:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-04-03 02:09:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_get_pi_lock [2023-04-03 02:09:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_release_pi_lock [2023-04-03 02:09:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-04-03 02:09:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-04-03 02:09:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2023-04-03 02:09:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2023-04-03 02:09:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-03 02:09:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 02:09:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 02:09:23,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 02:09:23,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-03 02:09:23,795 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2023-04-03 02:09:23,795 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_version [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_version [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-04-03 02:09:23,796 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-04-03 02:09:23,797 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2023-04-03 02:09:23,797 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2023-04-03 02:09:23,797 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2023-04-03 02:09:23,797 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2023-04-03 02:09:23,797 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2023-04-03 02:09:23,797 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-04-03 02:09:23,797 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2023-04-03 02:09:23,797 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2023-04-03 02:09:23,797 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_OSEK_Task_ts2 [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_OSEK_Task_ts2 [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_OSEK_Task_ts1 [2023-04-03 02:09:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_OSEK_Task_ts1 [2023-04-03 02:09:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-04-03 02:09:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2023-04-03 02:09:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2023-04-03 02:09:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2023-04-03 02:09:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2023-04-03 02:09:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2023-04-03 02:09:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2023-04-03 02:09:23,803 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2023-04-03 02:09:23,808 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2023-04-03 02:09:23,809 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 02:09:23,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 02:09:23,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 02:09:23,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 02:09:24,377 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 02:09:24,381 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 02:09:45,243 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 02:09:45,542 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 02:09:45,542 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-03 02:09:45,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 02:09:45 BoogieIcfgContainer [2023-04-03 02:09:45,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 02:09:45,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 02:09:45,550 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 02:09:45,554 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 02:09:45,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 02:09:22" (1/3) ... [2023-04-03 02:09:45,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b4f1d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 02:09:45, skipping insertion in model container [2023-04-03 02:09:45,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 02:09:23" (2/3) ... [2023-04-03 02:09:45,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b4f1d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 02:09:45, skipping insertion in model container [2023-04-03 02:09:45,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 02:09:45" (3/3) ... [2023-04-03 02:09:45,556 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_aso.3.M1.c [2023-04-03 02:09:45,571 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 02:09:45,571 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 02:09:45,667 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 02:09:45,675 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=FINITE_AUTOMATA, 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;@2fe62e4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 02:09:45,675 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 02:09:45,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 1686 states, 1002 states have (on average 1.248502994011976) internal successors, (1251), 1037 states have internal predecessors, (1251), 627 states have call successors, (627), 52 states have call predecessors, (627), 52 states have return successors, (627), 625 states have call predecessors, (627), 627 states have call successors, (627) [2023-04-03 02:09:45,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1196 [2023-04-03 02:09:45,769 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 02:09:45,771 INFO L195 NwaCegarLoop]: trace histogram [241, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 02:09:45,771 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 02:09:45,777 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 02:09:45,778 INFO L85 PathProgramCache]: Analyzing trace with hash 2047319484, now seen corresponding path program 1 times [2023-04-03 02:09:45,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 02:09:45,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773260478] [2023-04-03 02:09:45,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 02:09:45,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms