/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 06:57:23,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 06:57:23,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 06:57:23,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 06:57:23,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 06:57:23,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 06:57:23,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 06:57:23,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 06:57:23,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 06:57:23,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 06:57:23,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 06:57:23,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 06:57:23,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 06:57:23,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 06:57:23,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 06:57:23,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 06:57:23,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 06:57:23,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 06:57:23,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 06:57:23,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 06:57:23,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 06:57:23,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 06:57:23,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 06:57:23,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 06:57:23,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-10 06:57:23,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 06:57:23,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 06:57:23,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 06:57:23,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-01-10 06:57:23,564 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 06:57:23,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 06:57:23,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 06:57:23,565 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 06:57:23,565 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-10 06:57:23,565 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-10 06:57:23,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 06:57:23,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 06:57:23,566 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 06:57:23,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 06:57:23,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 06:57:23,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 06:57:23,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 06:57:23,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 06:57:23,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 06:57:23,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 06:57:23,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 06:57:23,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 06:57:23,569 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-01-10 06:57:23,569 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-01-10 06:57:23,569 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 06:57:23,569 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 06:57:23,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 06:57:23,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 06:57:23,570 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 06:57:23,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 06:57:23,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 06:57:23,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 06:57:23,781 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 06:57:23,781 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 06:57:23,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-2.c [2022-01-10 06:57:23,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad71f08d/91a7347dc8fc4033877e4ed1cafbfc09/FLAG525309e90 [2022-01-10 06:57:24,471 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 06:57:24,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-2.c [2022-01-10 06:57:24,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad71f08d/91a7347dc8fc4033877e4ed1cafbfc09/FLAG525309e90 [2022-01-10 06:57:24,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad71f08d/91a7347dc8fc4033877e4ed1cafbfc09 [2022-01-10 06:57:24,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 06:57:24,864 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-10 06:57:24,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 06:57:24,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 06:57:24,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 06:57:24,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:57:24" (1/1) ... [2022-01-10 06:57:24,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec33b54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:24, skipping insertion in model container [2022-01-10 06:57:24,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:57:24" (1/1) ... [2022-01-10 06:57:24,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 06:57:24,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 06:57:25,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-2.c[2215,2228] [2022-01-10 06:57:25,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 06:57:25,743 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 06:57:25,753 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-2.c[2215,2228] [2022-01-10 06:57:26,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 06:57:26,233 INFO L208 MainTranslator]: Completed translation [2022-01-10 06:57:26,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26 WrapperNode [2022-01-10 06:57:26,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 06:57:26,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 06:57:26,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 06:57:26,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 06:57:26,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:26,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:26,883 INFO L137 Inliner]: procedures = 107, calls = 7876, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 21992 [2022-01-10 06:57:26,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 06:57:26,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 06:57:26,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 06:57:26,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 06:57:26,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:26,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:27,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:27,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:27,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:27,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:27,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:27,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 06:57:27,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 06:57:27,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 06:57:27,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 06:57:27,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (1/1) ... [2022-01-10 06:57:27,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 06:57:27,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 06:57:27,637 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) [2022-01-10 06:57:27,720 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 [2022-01-10 06:57:27,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-01-10 06:57:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2022-01-10 06:57:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2022-01-10 06:57:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-01-10 06:57:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-01-10 06:57:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2022-01-10 06:57:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2022-01-10 06:57:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2022-01-10 06:57:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2022-01-10 06:57:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2022-01-10 06:57:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2022-01-10 06:57:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2022-01-10 06:57:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2022-01-10 06:57:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2022-01-10 06:57:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2022-01-10 06:57:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2022-01-10 06:57:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2022-01-10 06:57:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2022-01-10 06:57:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2022-01-10 06:57:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2022-01-10 06:57:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2022-01-10 06:57:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-01-10 06:57:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-01-10 06:57:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2022-01-10 06:57:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2022-01-10 06:57:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2022-01-10 06:57:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2022-01-10 06:57:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2022-01-10 06:57:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2022-01-10 06:57:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2022-01-10 06:57:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2022-01-10 06:57:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2022-01-10 06:57:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2022-01-10 06:57:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2022-01-10 06:57:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2022-01-10 06:57:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 06:57:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2022-01-10 06:57:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2022-01-10 06:57:27,731 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2022-01-10 06:57:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2022-01-10 06:57:27,731 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2022-01-10 06:57:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2022-01-10 06:57:27,731 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2022-01-10 06:57:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2022-01-10 06:57:27,731 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2022-01-10 06:57:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2022-01-10 06:57:27,731 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2022-01-10 06:57:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2022-01-10 06:57:27,732 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2022-01-10 06:57:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2022-01-10 06:57:27,732 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2022-01-10 06:57:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2022-01-10 06:57:27,732 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2022-01-10 06:57:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2022-01-10 06:57:27,733 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2022-01-10 06:57:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2022-01-10 06:57:27,733 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2022-01-10 06:57:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2022-01-10 06:57:27,733 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2022-01-10 06:57:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2022-01-10 06:57:27,734 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2022-01-10 06:57:27,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2022-01-10 06:57:27,734 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2022-01-10 06:57:27,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2022-01-10 06:57:27,734 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2022-01-10 06:57:27,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2022-01-10 06:57:27,735 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2022-01-10 06:57:27,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2022-01-10 06:57:27,735 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2022-01-10 06:57:27,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2022-01-10 06:57:27,735 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2022-01-10 06:57:27,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2022-01-10 06:57:27,735 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2022-01-10 06:57:27,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2022-01-10 06:57:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-01-10 06:57:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-01-10 06:57:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2022-01-10 06:57:27,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2022-01-10 06:57:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2022-01-10 06:57:27,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2022-01-10 06:57:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-01-10 06:57:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2022-01-10 06:57:27,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2022-01-10 06:57:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2022-01-10 06:57:27,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2022-01-10 06:57:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-01-10 06:57:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 06:57:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-01-10 06:57:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2022-01-10 06:57:27,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2022-01-10 06:57:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2022-01-10 06:57:27,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2022-01-10 06:57:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2022-01-10 06:57:27,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2022-01-10 06:57:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2022-01-10 06:57:27,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2022-01-10 06:57:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2022-01-10 06:57:27,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2022-01-10 06:57:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 06:57:27,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 06:57:28,704 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 06:57:28,707 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 06:58:27,587 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 06:58:27,622 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 06:58:27,622 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-01-10 06:58:27,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:58:27 BoogieIcfgContainer [2022-01-10 06:58:27,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 06:58:27,629 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 06:58:27,629 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 06:58:27,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 06:58:27,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 06:57:24" (1/3) ... [2022-01-10 06:58:27,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8f67294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:58:27, skipping insertion in model container [2022-01-10 06:58:27,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:57:26" (2/3) ... [2022-01-10 06:58:27,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8f67294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:58:27, skipping insertion in model container [2022-01-10 06:58:27,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:58:27" (3/3) ... [2022-01-10 06:58:27,634 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-2.c [2022-01-10 06:58:27,637 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 06:58:27,637 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 06:58:27,681 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 06:58:27,685 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 06:58:27,686 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 06:58:27,763 INFO L276 IsEmpty]: Start isEmpty. Operand has 4816 states, 4428 states have (on average 1.5474254742547426) internal successors, (6852), 4452 states have internal predecessors, (6852), 342 states have call successors, (342), 44 states have call predecessors, (342), 44 states have return successors, (342), 332 states have call predecessors, (342), 342 states have call successors, (342) [2022-01-10 06:58:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2022-01-10 06:58:27,878 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:58:27,880 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 06:58:27,881 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:58:27,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:58:27,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1566952982, now seen corresponding path program 1 times [2022-01-10 06:58:27,916 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:58:27,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680293267] [2022-01-10 06:58:27,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:58:27,918 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:58:27,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:58:27,920 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:58:27,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process