/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 [2020-10-29 14:18:02,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 14:18:02,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 14:18:02,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 14:18:02,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 14:18:02,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 14:18:02,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 14:18:02,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 14:18:02,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 14:18:02,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 14:18:02,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 14:18:02,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 14:18:02,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 14:18:02,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 14:18:02,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 14:18:02,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 14:18:02,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 14:18:02,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 14:18:02,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 14:18:02,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 14:18:02,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 14:18:02,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 14:18:02,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 14:18:02,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 14:18:02,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 14:18:02,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 14:18:02,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 14:18:02,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 14:18:02,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 14:18:02,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 14:18:02,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 14:18:02,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 14:18:02,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 14:18:02,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 14:18:02,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 14:18:02,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 14:18:02,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 14:18:02,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 14:18:02,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 14:18:02,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 14:18:02,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 14:18:02,764 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 [2020-10-29 14:18:02,827 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 14:18:02,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 14:18:02,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 14:18:02,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 14:18:02,841 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 14:18:02,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 14:18:02,841 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 14:18:02,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 14:18:02,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 14:18:02,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 14:18:02,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 14:18:02,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 14:18:02,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 14:18:02,844 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 14:18:02,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 14:18:02,844 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 14:18:02,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 14:18:02,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 14:18:02,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 14:18:02,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 14:18:02,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 14:18:02,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 14:18:02,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 14:18:02,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 14:18:02,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 14:18:02,846 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 14:18:02,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 14:18:02,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 14:18:02,846 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 14:18:02,847 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 14:18:03,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 14:18:03,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 14:18:03,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 14:18:03,297 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 14:18:03,298 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 14:18:03,299 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.1.c [2020-10-29 14:18:03,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9e215746/e87dd14f6d1c4581af4da63aface79de/FLAG7e7ac13cb [2020-10-29 14:18:04,448 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 14:18:04,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.1.c [2020-10-29 14:18:04,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9e215746/e87dd14f6d1c4581af4da63aface79de/FLAG7e7ac13cb [2020-10-29 14:18:04,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9e215746/e87dd14f6d1c4581af4da63aface79de [2020-10-29 14:18:04,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 14:18:04,900 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 14:18:04,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 14:18:04,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 14:18:04,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 14:18:04,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:18:04" (1/1) ... [2020-10-29 14:18:04,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e58fb0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:04, skipping insertion in model container [2020-10-29 14:18:04,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:18:04" (1/1) ... [2020-10-29 14:18:04,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 14:18:05,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 14:18:06,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:18:06,557 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 14:18:07,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:18:07,410 INFO L208 MainTranslator]: Completed translation [2020-10-29 14:18:07,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07 WrapperNode [2020-10-29 14:18:07,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 14:18:07,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 14:18:07,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 14:18:07,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 14:18:07,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07" (1/1) ... [2020-10-29 14:18:07,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07" (1/1) ... [2020-10-29 14:18:07,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07" (1/1) ... [2020-10-29 14:18:07,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07" (1/1) ... [2020-10-29 14:18:08,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07" (1/1) ... [2020-10-29 14:18:08,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07" (1/1) ... [2020-10-29 14:18:08,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07" (1/1) ... [2020-10-29 14:18:08,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 14:18:08,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 14:18:08,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 14:18:08,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 14:18:08,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07" (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 [2020-10-29 14:18:08,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 14:18:08,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 14:18:08,523 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 14:18:08,523 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2020-10-29 14:18:08,523 INFO L138 BoogieDeclarations]: Found implementation of procedure calibrate [2020-10-29 14:18:08,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2020-10-29 14:18:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-29 14:18:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2020-10-29 14:18:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_is_ENTER_button_pressed [2020-10-29 14:18:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2020-10-29 14:18:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2020-10-29 14:18:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2020-10-29 14:18:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_light [2020-10-29 14:18:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2020-10-29 14:18:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure transition [2020-10-29 14:18:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-29 14:18:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2020-10-29 14:18:08,526 INFO L138 BoogieDeclarations]: Found implementation of procedure Controller [2020-10-29 14:18:08,526 INFO L138 BoogieDeclarations]: Found implementation of procedure Reader [2020-10-29 14:18:08,526 INFO L138 BoogieDeclarations]: Found implementation of procedure Writer [2020-10-29 14:18:08,526 INFO L138 BoogieDeclarations]: Found implementation of procedure TapeMover [2020-10-29 14:18:08,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2020-10-29 14:18:08,526 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperController [2020-10-29 14:18:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2020-10-29 14:18:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperTapeMover [2020-10-29 14:18:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2020-10-29 14:18:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperReader [2020-10-29 14:18:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2020-10-29 14:18:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperWriter [2020-10-29 14:18:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2020-10-29 14:18:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2020-10-29 14:18:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2020-10-29 14:18:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2020-10-29 14:18:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2020-10-29 14:18:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2020-10-29 14:18:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2020-10-29 14:18:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2020-10-29 14:18:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2020-10-29 14:18:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2020-10-29 14:18:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2020-10-29 14:18:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2020-10-29 14:18:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 14:18:08,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2020-10-29 14:18:08,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2020-10-29 14:18:08,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2020-10-29 14:18:08,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2020-10-29 14:18:08,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2020-10-29 14:18:08,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2020-10-29 14:18:08,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2020-10-29 14:18:08,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-29 14:18:08,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2020-10-29 14:18:08,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2020-10-29 14:18:08,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2020-10-29 14:18:08,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_dir [2020-10-29 14:18:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_read [2020-10-29 14:18:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2020-10-29 14:18:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2020-10-29 14:18:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2020-10-29 14:18:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2020-10-29 14:18:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2020-10-29 14:18:08,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Controller [2020-10-29 14:18:08,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-29 14:18:08,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Reader [2020-10-29 14:18:08,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Writer [2020-10-29 14:18:08,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2020-10-29 14:18:08,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2020-10-29 14:18:08,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_speed [2020-10-29 14:18:08,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2020-10-29 14:18:08,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_speed [2020-10-29 14:18:08,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2020-10-29 14:18:08,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_speed [2020-10-29 14:18:08,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-29 14:18:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_mode [2020-10-29 14:18:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2020-10-29 14:18:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2020-10-29 14:18:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2020-10-29 14:18:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2020-10-29 14:18:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2020-10-29 14:18:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_threshold [2020-10-29 14:18:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2020-10-29 14:18:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2020-10-29 14:18:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2020-10-29 14:18:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Controller [2020-10-29 14:18:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-29 14:18:08,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Reader [2020-10-29 14:18:08,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Writer [2020-10-29 14:18:08,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2020-10-29 14:18:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 14:18:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 14:18:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 14:18:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 14:18:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2020-10-29 14:18:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2020-10-29 14:18:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2020-10-29 14:18:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2020-10-29 14:18:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2020-10-29 14:18:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2020-10-29 14:18:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-29 14:18:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-29 14:18:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 14:18:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-29 14:18:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-29 14:18:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2020-10-29 14:18:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2020-10-29 14:18:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-10-29 14:18:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2020-10-29 14:18:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2020-10-29 14:18:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2020-10-29 14:18:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2020-10-29 14:18:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2020-10-29 14:18:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_speed [2020-10-29 14:18:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2020-10-29 14:18:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2020-10-29 14:18:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2020-10-29 14:18:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_speed [2020-10-29 14:18:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2020-10-29 14:18:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2020-10-29 14:18:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2020-10-29 14:18:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_speed [2020-10-29 14:18:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure calibrate [2020-10-29 14:18:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-29 14:18:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-29 14:18:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2020-10-29 14:18:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_mode [2020-10-29 14:18:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2020-10-29 14:18:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-29 14:18:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2020-10-29 14:18:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_is_ENTER_button_pressed [2020-10-29 14:18:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2020-10-29 14:18:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2020-10-29 14:18:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2020-10-29 14:18:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_light [2020-10-29 14:18:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2020-10-29 14:18:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2020-10-29 14:18:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2020-10-29 14:18:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2020-10-29 14:18:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2020-10-29 14:18:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_dir [2020-10-29 14:18:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2020-10-29 14:18:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_read [2020-10-29 14:18:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2020-10-29 14:18:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2020-10-29 14:18:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2020-10-29 14:18:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2020-10-29 14:18:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_threshold [2020-10-29 14:18:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2020-10-29 14:18:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2020-10-29 14:18:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2020-10-29 14:18:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2020-10-29 14:18:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2020-10-29 14:18:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2020-10-29 14:18:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure transition [2020-10-29 14:18:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-29 14:18:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2020-10-29 14:18:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure Controller [2020-10-29 14:18:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure Reader [2020-10-29 14:18:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure Writer [2020-10-29 14:18:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure TapeMover [2020-10-29 14:18:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Controller [2020-10-29 14:18:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Controller [2020-10-29 14:18:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2020-10-29 14:18:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperController [2020-10-29 14:18:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-29 14:18:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-29 14:18:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2020-10-29 14:18:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperTapeMover [2020-10-29 14:18:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Reader [2020-10-29 14:18:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Reader [2020-10-29 14:18:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2020-10-29 14:18:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperReader [2020-10-29 14:18:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Writer [2020-10-29 14:18:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Writer [2020-10-29 14:18:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2020-10-29 14:18:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperWriter [2020-10-29 14:18:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2020-10-29 14:18:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 14:18:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 14:18:08,552 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2020-10-29 14:18:08,552 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2020-10-29 14:18:08,552 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2020-10-29 14:18:08,552 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2020-10-29 14:18:08,552 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2020-10-29 14:18:08,552 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2020-10-29 14:18:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 14:18:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 14:18:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 14:18:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 14:18:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 14:19:44,530 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 14:19:44,530 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-29 14:19:44,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:19:44 BoogieIcfgContainer [2020-10-29 14:19:44,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 14:19:44,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 14:19:44,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 14:19:44,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 14:19:44,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 02:18:04" (1/3) ... [2020-10-29 14:19:44,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78195991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:19:44, skipping insertion in model container [2020-10-29 14:19:44,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07" (2/3) ... [2020-10-29 14:19:44,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78195991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:19:44, skipping insertion in model container [2020-10-29 14:19:44,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:19:44" (3/3) ... [2020-10-29 14:19:44,551 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.1.c [2020-10-29 14:19:44,566 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 14:19:44,576 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 14:19:44,662 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 14:19:44,713 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 14:19:44,713 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 14:19:44,713 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 14:19:44,714 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 14:19:44,716 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 14:19:44,716 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 14:19:44,716 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 14:19:44,716 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 14:19:44,843 INFO L276 IsEmpty]: Start isEmpty. Operand 4959 states. [2020-10-29 14:19:45,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1958 [2020-10-29 14:19:45,066 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:19:45,069 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] [2020-10-29 14:19:45,070 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:19:45,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:19:45,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1724146907, now seen corresponding path program 1 times [2020-10-29 14:19:45,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:19:45,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [714610769] [2020-10-29 14:19:45,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:19:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:19:46,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:46,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:46,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:46,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:47,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:47,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:47,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:47,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:47,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:47,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:47,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:48,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:49,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:49,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:49,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:49,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:49,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:55,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:19:55,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1981 [2020-10-29 14:19:55,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-29 14:19:55,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9245 [2020-10-29 14:19:55,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:19:55,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:19:55,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:19:55,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-29 14:19:55,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:19:55,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 14:19:57,750 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-29 14:19:57,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:19:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:19:57,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:57,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:19:57,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:19:57,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:19:57,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 127 [2020-10-29 14:19:57,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:19:57,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:19:57,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:19:57,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:19:57,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:19:57,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:19:57,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 14:19:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:19:57,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:19:58,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:19:58,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:19:58,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 14:19:58,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:19:58,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:19:58,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:19:58,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:19:58,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:19:58,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:19:58,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 14:19:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:19:58,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:19:58,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:19:58,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:19:58,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:19:58,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:19:58,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:19:58,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:19:58,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:19:58,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:19:58,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:19:58,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:19:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:19:58,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:58,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:59,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:59,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:19:59,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:00,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:00,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:00,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:00,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:00,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:00,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:00,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:01,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:01,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:01,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:01,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:02,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:03,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:03,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 687 [2020-10-29 14:20:03,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 38 [2020-10-29 14:20:03,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5398 [2020-10-29 14:20:03,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:03,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:03,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:03,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 14:20:03,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:03,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:20:04,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2020-10-29 14:20:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:20:04,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:26,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:20:26,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:20:26,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22251 [2020-10-29 14:20:26,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:26,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:26,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:26,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:20:26,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:26,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:20:26,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 759 [2020-10-29 14:20:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:20:26,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... 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[2020-10-29 14:20:29,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:29,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:29,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:29,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:29,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:29,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:29,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:29,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:29,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:29,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:30,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:30,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:30,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:30,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:30,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:30,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:31,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:31,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:31,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:31,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:31,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:31,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:31,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:31,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:31,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1195 [2020-10-29 14:20:31,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 76 [2020-10-29 14:20:31,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5088 [2020-10-29 14:20:31,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:31,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:31,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-29 14:20:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:31,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:20:34,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:20:34,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [714610769] [2020-10-29 14:20:34,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:20:34,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 14:20:34,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689973888] [2020-10-29 14:20:34,962 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 14:20:34,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:20:34,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 14:20:34,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-29 14:20:34,983 INFO L87 Difference]: Start difference. First operand 4959 states. Second operand 4 states.