/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.1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 00:45:22,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 00:45:22,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 00:45:22,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 00:45:22,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 00:45:22,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 00:45:22,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 00:45:22,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 00:45:22,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 00:45:22,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 00:45:22,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 00:45:22,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 00:45:22,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 00:45:22,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 00:45:22,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 00:45:22,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 00:45:22,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 00:45:22,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 00:45:22,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 00:45:22,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 00:45:22,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 00:45:22,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 00:45:22,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 00:45:22,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 00:45:22,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 00:45:22,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 00:45:22,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 00:45:22,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 00:45:22,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 00:45:22,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-10-28 00:45:22,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 00:45:22,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 00:45:22,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 00:45:22,237 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 00:45:22,284 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 00:45:22,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 00:45:22,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 00:45:22,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 00:45:22,290 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 00:45:22,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 00:45:22,290 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 00:45:22,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 00:45:22,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 00:45:22,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 00:45:22,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 00:45:22,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 00:45:22,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 00:45:22,293 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 00:45:22,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 00:45:22,293 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 00:45:22,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 00:45:22,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 00:45:22,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 00:45:22,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 00:45:22,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 00:45:22,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 00:45:22,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 00:45:22,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 00:45:22,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 00:45:22,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 00:45:22,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 00:45:22,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 00:45:22,295 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 00:45:22,296 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 00:45:22,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 00:45:22,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 00:45:22,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 00:45:22,766 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 00:45:22,767 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 00:45:22,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.1.c [2020-10-28 00:45:22,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f0b711bb0/425387a246d44a6ab03c643eebd47455/FLAG014364942 [2020-10-28 00:45:23,925 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 00:45:23,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.1.c [2020-10-28 00:45:23,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f0b711bb0/425387a246d44a6ab03c643eebd47455/FLAG014364942 [2020-10-28 00:45:24,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f0b711bb0/425387a246d44a6ab03c643eebd47455 [2020-10-28 00:45:24,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 00:45:24,411 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 00:45:24,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 00:45:24,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 00:45:24,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 00:45:24,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 12:45:24" (1/1) ... [2020-10-28 00:45:24,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18cca6b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:24, skipping insertion in model container [2020-10-28 00:45:24,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 12:45:24" (1/1) ... [2020-10-28 00:45:24,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 00:45:24,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 00:45:26,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 00:45:26,036 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 00:45:26,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 00:45:26,736 INFO L208 MainTranslator]: Completed translation [2020-10-28 00:45:26,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26 WrapperNode [2020-10-28 00:45:26,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 00:45:26,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 00:45:26,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 00:45:26,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 00:45:26,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26" (1/1) ... [2020-10-28 00:45:26,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26" (1/1) ... [2020-10-28 00:45:27,002 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26" (1/1) ... [2020-10-28 00:45:27,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26" (1/1) ... [2020-10-28 00:45:27,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26" (1/1) ... [2020-10-28 00:45:27,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26" (1/1) ... [2020-10-28 00:45:27,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26" (1/1) ... [2020-10-28 00:45:27,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 00:45:27,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 00:45:27,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 00:45:27,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 00:45:27,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26" (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 00:45:27,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 00:45:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 00:45:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 00:45:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2020-10-28 00:45:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure calibrate [2020-10-28 00:45:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2020-10-28 00:45:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-28 00:45:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2020-10-28 00:45:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_is_ENTER_button_pressed [2020-10-28 00:45:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2020-10-28 00:45:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2020-10-28 00:45:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2020-10-28 00:45:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_light [2020-10-28 00:45:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2020-10-28 00:45:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure transition [2020-10-28 00:45:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-28 00:45:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2020-10-28 00:45:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure Controller [2020-10-28 00:45:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure Reader [2020-10-28 00:45:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure Writer [2020-10-28 00:45:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure TapeMover [2020-10-28 00:45:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2020-10-28 00:45:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperController [2020-10-28 00:45:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2020-10-28 00:45:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperTapeMover [2020-10-28 00:45:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2020-10-28 00:45:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperReader [2020-10-28 00:45:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2020-10-28 00:45:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperWriter [2020-10-28 00:45:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2020-10-28 00:45:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2020-10-28 00:45:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2020-10-28 00:45:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2020-10-28 00:45:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2020-10-28 00:45:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2020-10-28 00:45:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2020-10-28 00:45:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2020-10-28 00:45:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2020-10-28 00:45:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2020-10-28 00:45:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2020-10-28 00:45:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2020-10-28 00:45:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 00:45:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2020-10-28 00:45:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2020-10-28 00:45:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2020-10-28 00:45:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2020-10-28 00:45:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2020-10-28 00:45:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2020-10-28 00:45:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2020-10-28 00:45:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-28 00:45:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2020-10-28 00:45:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2020-10-28 00:45:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2020-10-28 00:45:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_dir [2020-10-28 00:45:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_read [2020-10-28 00:45:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2020-10-28 00:45:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2020-10-28 00:45:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2020-10-28 00:45:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2020-10-28 00:45:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2020-10-28 00:45:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Controller [2020-10-28 00:45:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-28 00:45:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Reader [2020-10-28 00:45:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Writer [2020-10-28 00:45:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2020-10-28 00:45:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2020-10-28 00:45:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_speed [2020-10-28 00:45:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2020-10-28 00:45:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_speed [2020-10-28 00:45:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2020-10-28 00:45:27,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_speed [2020-10-28 00:45:27,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-28 00:45:27,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_mode [2020-10-28 00:45:27,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2020-10-28 00:45:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2020-10-28 00:45:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2020-10-28 00:45:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2020-10-28 00:45:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2020-10-28 00:45:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_threshold [2020-10-28 00:45:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2020-10-28 00:45:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2020-10-28 00:45:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2020-10-28 00:45:27,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Controller [2020-10-28 00:45:27,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-28 00:45:27,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Reader [2020-10-28 00:45:27,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Writer [2020-10-28 00:45:27,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2020-10-28 00:45:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 00:45:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 00:45:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 00:45:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 00:45:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2020-10-28 00:45:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2020-10-28 00:45:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2020-10-28 00:45:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2020-10-28 00:45:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2020-10-28 00:45:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2020-10-28 00:45:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-28 00:45:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 00:45:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 00:45:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-28 00:45:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-28 00:45:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2020-10-28 00:45:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2020-10-28 00:45:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-10-28 00:45:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2020-10-28 00:45:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2020-10-28 00:45:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2020-10-28 00:45:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2020-10-28 00:45:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2020-10-28 00:45:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_speed [2020-10-28 00:45:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2020-10-28 00:45:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2020-10-28 00:45:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2020-10-28 00:45:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_speed [2020-10-28 00:45:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2020-10-28 00:45:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2020-10-28 00:45:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2020-10-28 00:45:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_speed [2020-10-28 00:45:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure calibrate [2020-10-28 00:45:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-28 00:45:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-28 00:45:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2020-10-28 00:45:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_mode [2020-10-28 00:45:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2020-10-28 00:45:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-28 00:45:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2020-10-28 00:45:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_is_ENTER_button_pressed [2020-10-28 00:45:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2020-10-28 00:45:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2020-10-28 00:45:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2020-10-28 00:45:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_light [2020-10-28 00:45:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2020-10-28 00:45:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2020-10-28 00:45:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2020-10-28 00:45:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2020-10-28 00:45:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2020-10-28 00:45:28,001 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_dir [2020-10-28 00:45:28,002 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2020-10-28 00:45:28,002 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_read [2020-10-28 00:45:28,003 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2020-10-28 00:45:28,003 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2020-10-28 00:45:28,003 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2020-10-28 00:45:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2020-10-28 00:45:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_threshold [2020-10-28 00:45:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2020-10-28 00:45:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2020-10-28 00:45:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2020-10-28 00:45:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2020-10-28 00:45:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2020-10-28 00:45:28,011 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2020-10-28 00:45:28,011 INFO L130 BoogieDeclarations]: Found specification of procedure transition [2020-10-28 00:45:28,011 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-28 00:45:28,011 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2020-10-28 00:45:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure Controller [2020-10-28 00:45:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure Reader [2020-10-28 00:45:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure Writer [2020-10-28 00:45:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure TapeMover [2020-10-28 00:45:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Controller [2020-10-28 00:45:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Controller [2020-10-28 00:45:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2020-10-28 00:45:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperController [2020-10-28 00:45:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-28 00:45:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-28 00:45:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2020-10-28 00:45:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperTapeMover [2020-10-28 00:45:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Reader [2020-10-28 00:45:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Reader [2020-10-28 00:45:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2020-10-28 00:45:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperReader [2020-10-28 00:45:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Writer [2020-10-28 00:45:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Writer [2020-10-28 00:45:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2020-10-28 00:45:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperWriter [2020-10-28 00:45:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2020-10-28 00:45:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 00:45:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 00:45:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2020-10-28 00:45:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2020-10-28 00:45:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2020-10-28 00:45:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2020-10-28 00:45:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2020-10-28 00:45:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2020-10-28 00:45:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 00:45:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 00:45:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 00:45:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 00:45:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 00:47:16,468 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 00:47:16,469 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 00:47:16,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 12:47:16 BoogieIcfgContainer [2020-10-28 00:47:16,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 00:47:16,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 00:47:16,480 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 00:47:16,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 00:47:16,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 12:45:24" (1/3) ... [2020-10-28 00:47:16,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75dab9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 12:47:16, skipping insertion in model container [2020-10-28 00:47:16,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:45:26" (2/3) ... [2020-10-28 00:47:16,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75dab9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 12:47:16, skipping insertion in model container [2020-10-28 00:47:16,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 12:47:16" (3/3) ... [2020-10-28 00:47:16,487 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.1.c [2020-10-28 00:47:16,499 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 00:47:16,507 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 00:47:16,521 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 00:47:16,584 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 00:47:16,584 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 00:47:16,584 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 00:47:16,585 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 00:47:16,585 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 00:47:16,585 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 00:47:16,586 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 00:47:16,586 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 00:47:16,689 INFO L276 IsEmpty]: Start isEmpty. Operand 4959 states. [2020-10-28 00:47:16,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1958 [2020-10-28 00:47:16,886 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 00:47:16,889 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 00:47:16,890 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 00:47:16,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 00:47:16,900 INFO L82 PathProgramCache]: Analyzing trace with hash 1724146907, now seen corresponding path program 1 times [2020-10-28 00:47:16,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 00:47:16,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1325316953] [2020-10-28 00:47:16,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 00:47:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:17,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:18,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:18,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:18,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:18,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:18,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:18,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:18,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:18,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:19,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:19,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:19,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:19,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:19,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:19,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:19,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:19,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:19,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:20,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:20,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:20,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:20,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:20,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:20,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:20,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:20,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:26,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:26,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1981 [2020-10-28 00:47:26,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-28 00:47:26,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8609 [2020-10-28 00:47:26,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:26,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:26,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 153 [2020-10-28 00:47:26,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:26,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 00:47:28,692 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-28 00:47:28,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 00:47:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:28,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:28,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 00:47:28,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:47:28,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-28 00:47:28,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:28,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:28,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 00:47:28,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:28,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:47:28,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 00:47:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:28,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:28,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 00:47:28,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:47:28,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:47:28,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:28,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:28,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 00:47:28,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:28,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:47:28,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 00:47:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:28,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:28,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 00:47:28,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:47:28,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 00:47:28,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:28,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:28,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 00:47:28,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:28,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:47:28,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 00:47:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:28,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:28,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:29,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:30,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:30,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:30,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:30,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:30,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:30,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:30,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:30,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:31,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:31,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:31,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:31,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:31,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:32,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:33,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:33,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 687 [2020-10-28 00:47:33,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 38 [2020-10-28 00:47:33,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5070 [2020-10-28 00:47:33,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:33,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:33,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 151 [2020-10-28 00:47:33,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:33,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:47:34,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2020-10-28 00:47:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:35,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:47:58,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 00:47:58,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:47:58,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23706 [2020-10-28 00:47:58,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:47:58,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:47:58,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 00:47:58,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:47:58,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:47:58,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 759 [2020-10-28 00:47:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:47:58,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:58,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:47:59,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:00,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:01,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:01,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:01,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:01,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:01,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:01,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:01,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:01,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:01,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:02,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:03,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:03,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:03,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:03,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:03,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:03,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:03,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:48:04,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:48:04,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1195 [2020-10-28 00:48:04,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 83 [2020-10-28 00:48:04,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5202 [2020-10-28 00:48:04,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:48:04,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:48:04,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 191 [2020-10-28 00:48:04,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:48:04,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:48:06,746 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 00:48:06,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1325316953] [2020-10-28 00:48:06,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 00:48:06,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 00:48:06,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217369251] [2020-10-28 00:48:06,759 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 00:48:06,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 00:48:06,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 00:48:06,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 00:48:06,780 INFO L87 Difference]: Start difference. First operand 4959 states. Second operand 4 states.