/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 00:45:53,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 00:45:53,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 00:45:53,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 00:45:53,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 00:45:53,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 00:45:53,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 00:45:53,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 00:45:53,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 00:45:53,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 00:45:53,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 00:45:53,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 00:45:53,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 00:45:53,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 00:45:53,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 00:45:53,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 00:45:53,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 00:45:53,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 00:45:53,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 00:45:53,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 00:45:53,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 00:45:53,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 00:45:53,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 00:45:53,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 00:45:53,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 00:45:53,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 00:45:53,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 00:45:53,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 00:45:53,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 00:45:53,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-10-28 00:45:53,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 00:45:53,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 00:45:53,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 00:45:53,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 00:45:53,164 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 00:45:53,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 00:45:53,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 00:45:53,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 00:45:53,173 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 00:45:53,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 00:45:53,175 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 00:45:53,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 00:45:53,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 00:45:53,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 00:45:53,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 00:45:53,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 00:45:53,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 00:45:53,176 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 00:45:53,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 00:45:53,177 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 00:45:53,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 00:45:53,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 00:45:53,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 00:45:53,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 00:45:53,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 00:45:53,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 00:45:53,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 00:45:53,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 00:45:53,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 00:45:53,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 00:45:53,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 00:45:53,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 00:45:53,181 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 00:45:53,181 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 00:45:53,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 00:45:53,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 00:45:53,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 00:45:53,632 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 00:45:53,632 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 00:45:53,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-2.c [2020-10-28 00:45:53,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/30f24fb84/16f7b0239a9d4042bb5bb41423bc8b01/FLAGd941d3fe6 [2020-10-28 00:45:54,686 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 00:45:54,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-2.c [2020-10-28 00:45:54,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/30f24fb84/16f7b0239a9d4042bb5bb41423bc8b01/FLAGd941d3fe6 [2020-10-28 00:45:55,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/30f24fb84/16f7b0239a9d4042bb5bb41423bc8b01 [2020-10-28 00:45:55,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 00:45:55,171 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 00:45:55,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 00:45:55,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 00:45:55,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 00:45:55,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 12:45:55" (1/1) ... [2020-10-28 00:45:55,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7874b4f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:55, skipping insertion in model container [2020-10-28 00:45:55,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 12:45:55" (1/1) ... [2020-10-28 00:45:55,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 00:45:55,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 00:45:56,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 00:45:56,854 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 00:45:57,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 00:45:57,673 INFO L208 MainTranslator]: Completed translation [2020-10-28 00:45:57,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57 WrapperNode [2020-10-28 00:45:57,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 00:45:57,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 00:45:57,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 00:45:57,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 00:45:57,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57" (1/1) ... [2020-10-28 00:45:57,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57" (1/1) ... [2020-10-28 00:45:57,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57" (1/1) ... [2020-10-28 00:45:57,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57" (1/1) ... [2020-10-28 00:45:58,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57" (1/1) ... [2020-10-28 00:45:58,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57" (1/1) ... [2020-10-28 00:45:58,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57" (1/1) ... [2020-10-28 00:45:58,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 00:45:58,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 00:45:58,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 00:45:58,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 00:45:58,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 00:45:58,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 00:45:58,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 00:45:58,708 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 00:45:58,708 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2020-10-28 00:45:58,709 INFO L138 BoogieDeclarations]: Found implementation of procedure calibrate [2020-10-28 00:45:58,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2020-10-28 00:45:58,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-28 00:45:58,709 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2020-10-28 00:45:58,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_is_ENTER_button_pressed [2020-10-28 00:45:58,709 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2020-10-28 00:45:58,710 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2020-10-28 00:45:58,710 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2020-10-28 00:45:58,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_light [2020-10-28 00:45:58,710 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2020-10-28 00:45:58,710 INFO L138 BoogieDeclarations]: Found implementation of procedure transition [2020-10-28 00:45:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-28 00:45:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2020-10-28 00:45:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure Controller [2020-10-28 00:45:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure Reader [2020-10-28 00:45:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure Writer [2020-10-28 00:45:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure TapeMover [2020-10-28 00:45:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2020-10-28 00:45:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperController [2020-10-28 00:45:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2020-10-28 00:45:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperTapeMover [2020-10-28 00:45:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2020-10-28 00:45:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperReader [2020-10-28 00:45:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2020-10-28 00:45:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperWriter [2020-10-28 00:45:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2020-10-28 00:45:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2020-10-28 00:45:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2020-10-28 00:45:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2020-10-28 00:45:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2020-10-28 00:45:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2020-10-28 00:45:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2020-10-28 00:45:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2020-10-28 00:45:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2020-10-28 00:45:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2020-10-28 00:45:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2020-10-28 00:45:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2020-10-28 00:45:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 00:45:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2020-10-28 00:45:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2020-10-28 00:45:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2020-10-28 00:45:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2020-10-28 00:45:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2020-10-28 00:45:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2020-10-28 00:45:58,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2020-10-28 00:45:58,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-28 00:45:58,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2020-10-28 00:45:58,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2020-10-28 00:45:58,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2020-10-28 00:45:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_dir [2020-10-28 00:45:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_read [2020-10-28 00:45:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2020-10-28 00:45:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2020-10-28 00:45:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2020-10-28 00:45:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2020-10-28 00:45:58,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2020-10-28 00:45:58,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Controller [2020-10-28 00:45:58,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-28 00:45:58,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Reader [2020-10-28 00:45:58,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Writer [2020-10-28 00:45:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2020-10-28 00:45:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2020-10-28 00:45:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_speed [2020-10-28 00:45:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2020-10-28 00:45:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_speed [2020-10-28 00:45:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2020-10-28 00:45:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_speed [2020-10-28 00:45:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-28 00:45:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_mode [2020-10-28 00:45:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2020-10-28 00:45:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2020-10-28 00:45:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2020-10-28 00:45:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2020-10-28 00:45:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2020-10-28 00:45:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_threshold [2020-10-28 00:45:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2020-10-28 00:45:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2020-10-28 00:45:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2020-10-28 00:45:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Controller [2020-10-28 00:45:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-28 00:45:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Reader [2020-10-28 00:45:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Writer [2020-10-28 00:45:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2020-10-28 00:45:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 00:45:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 00:45:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 00:45:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 00:45:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2020-10-28 00:45:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2020-10-28 00:45:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2020-10-28 00:45:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2020-10-28 00:45:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2020-10-28 00:45:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2020-10-28 00:45:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-28 00:45:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 00:45:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 00:45:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-28 00:45:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-28 00:45:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2020-10-28 00:45:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2020-10-28 00:45:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-10-28 00:45:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2020-10-28 00:45:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2020-10-28 00:45:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2020-10-28 00:45:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2020-10-28 00:45:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2020-10-28 00:45:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_speed [2020-10-28 00:45:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2020-10-28 00:45:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2020-10-28 00:45:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2020-10-28 00:45:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_speed [2020-10-28 00:45:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2020-10-28 00:45:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2020-10-28 00:45:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2020-10-28 00:45:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_speed [2020-10-28 00:45:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure calibrate [2020-10-28 00:45:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-28 00:45:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-28 00:45:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2020-10-28 00:45:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_mode [2020-10-28 00:45:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2020-10-28 00:45:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-28 00:45:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2020-10-28 00:45:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_is_ENTER_button_pressed [2020-10-28 00:45:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2020-10-28 00:45:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2020-10-28 00:45:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2020-10-28 00:45:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_light [2020-10-28 00:45:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2020-10-28 00:45:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2020-10-28 00:45:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2020-10-28 00:45:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2020-10-28 00:45:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2020-10-28 00:45:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_dir [2020-10-28 00:45:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2020-10-28 00:45:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_read [2020-10-28 00:45:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2020-10-28 00:45:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2020-10-28 00:45:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2020-10-28 00:45:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2020-10-28 00:45:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_threshold [2020-10-28 00:45:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2020-10-28 00:45:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2020-10-28 00:45:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2020-10-28 00:45:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2020-10-28 00:45:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2020-10-28 00:45:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2020-10-28 00:45:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure transition [2020-10-28 00:45:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-28 00:45:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2020-10-28 00:45:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure Controller [2020-10-28 00:45:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure Reader [2020-10-28 00:45:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure Writer [2020-10-28 00:45:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure TapeMover [2020-10-28 00:45:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Controller [2020-10-28 00:45:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Controller [2020-10-28 00:45:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2020-10-28 00:45:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperController [2020-10-28 00:45:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-28 00:45:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-28 00:45:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2020-10-28 00:45:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperTapeMover [2020-10-28 00:45:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Reader [2020-10-28 00:45:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Reader [2020-10-28 00:45:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2020-10-28 00:45:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperReader [2020-10-28 00:45:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Writer [2020-10-28 00:45:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Writer [2020-10-28 00:45:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2020-10-28 00:45:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperWriter [2020-10-28 00:45:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2020-10-28 00:45:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 00:45:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 00:45:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2020-10-28 00:45:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2020-10-28 00:45:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2020-10-28 00:45:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2020-10-28 00:45:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2020-10-28 00:45:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2020-10-28 00:45:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 00:45:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 00:45:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 00:45:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 00:45:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 00:47:35,844 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 00:47:35,845 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 00:47:35,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 12:47:35 BoogieIcfgContainer [2020-10-28 00:47:35,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 00:47:35,862 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 00:47:35,863 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 00:47:35,866 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 00:47:35,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 12:45:55" (1/3) ... [2020-10-28 00:47:35,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@257acc5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 12:47:35, skipping insertion in model container [2020-10-28 00:47:35,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:57" (2/3) ... [2020-10-28 00:47:35,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@257acc5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 12:47:35, skipping insertion in model container [2020-10-28 00:47:35,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 12:47:35" (3/3) ... [2020-10-28 00:47:35,874 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-2.c [2020-10-28 00:47:35,887 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 00:47:35,896 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 00:47:35,912 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 00:47:35,978 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 00:47:35,978 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 00:47:35,978 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 00:47:35,978 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 00:47:35,978 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 00:47:35,979 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 00:47:35,979 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 00:47:35,979 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 00:47:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 4952 states. [2020-10-28 00:47:36,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1958 [2020-10-28 00:47:36,308 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 00:47:36,312 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 00:47:36,312 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 00:47:36,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 00:47:36,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1190679445, now seen corresponding path program 1 times [2020-10-28 00:47:36,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 00:47:36,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1179026696] [2020-10-28 00:47:36,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 00:47:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:37,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:37,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:37,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:38,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:38,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:38,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:38,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:38,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:38,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:38,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:39,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:39,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:39,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:39,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:39,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:39,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:39,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:39,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:39,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:40,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:40,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:40,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:40,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:40,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:40,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:40,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:46,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:46,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1981 [2020-10-28 00:47:46,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-28 00:47:46,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9269 [2020-10-28 00:47:46,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:46,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:46,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 151 [2020-10-28 00:47:46,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:46,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 00:47:51,015 WARN L193 SmtUtils]: Spent 3.94 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-28 00:47:51,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 00:47:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:51,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:51,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 00:47:51,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:47:51,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-28 00:47:51,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:51,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:51,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 00:47:51,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:51,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 00:47:51,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 00:47:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:51,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:51,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 00:47:51,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:47:51,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 00:47:51,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:51,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:51,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 00:47:51,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:51,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:47:51,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 00:47:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:51,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:51,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 00:47:51,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:47:51,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 00:47:51,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:51,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:51,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 00:47:51,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:51,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 00:47:51,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 00:47:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:51,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:51,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:54,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:55,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:55,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:55,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:57,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:57,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 687 [2020-10-28 00:47:57,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 38 [2020-10-28 00:47:57,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5804 [2020-10-28 00:47:57,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:57,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:57,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 151 [2020-10-28 00:47:57,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:57,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:47:57,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2020-10-28 00:47:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:58,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:48:39,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 00:48:39,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:48:39,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41111 [2020-10-28 00:48:39,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:48:39,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:48:39,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 00:48:39,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:48:39,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:48:39,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 759 [2020-10-28 00:48:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:48:39,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:39,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... 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[2020-10-28 00:48:44,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:48:44,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1195 [2020-10-28 00:48:44,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 83 [2020-10-28 00:48:44,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5179 [2020-10-28 00:48:44,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:48:44,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:48:44,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 191 [2020-10-28 00:48:44,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:48:44,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 00:48:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 00:48:47,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1179026696] [2020-10-28 00:48:47,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 00:48:47,323 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 00:48:47,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309895680] [2020-10-28 00:48:47,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 00:48:47,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 00:48:47,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 00:48:47,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 00:48:47,361 INFO L87 Difference]: Start difference. First operand 4952 states. Second operand 4 states.