/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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 -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 09:44:28,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 09:44:28,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 09:44:28,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 09:44:28,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 09:44:28,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 09:44:28,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 09:44:28,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 09:44:28,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 09:44:28,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 09:44:28,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 09:44:28,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 09:44:28,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 09:44:28,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 09:44:28,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 09:44:28,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 09:44:28,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 09:44:28,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 09:44:28,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 09:44:28,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 09:44:28,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 09:44:28,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 09:44:28,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 09:44:28,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 09:44:28,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 09:44:28,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 09:44:28,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 09:44:28,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 09:44:28,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 09:44:28,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 09:44:28,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 09:44:28,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 09:44:28,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 09:44:28,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 09:44:28,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 09:44:28,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 09:44:28,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 09:44:28,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 09:44:28,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 09:44:28,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 09:44:28,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 09:44:28,841 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 [2020-10-14 09:44:28,873 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 09:44:28,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 09:44:28,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 09:44:28,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 09:44:28,875 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 09:44:28,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 09:44:28,875 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 09:44:28,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 09:44:28,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 09:44:28,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 09:44:28,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 09:44:28,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 09:44:28,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 09:44:28,877 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 09:44:28,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 09:44:28,878 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 09:44:28,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 09:44:28,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 09:44:28,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 09:44:28,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 09:44:28,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 09:44:28,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 09:44:28,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 09:44:28,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 09:44:28,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 09:44:28,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 09:44:28,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 09:44:28,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 09:44:28,881 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 09:44:28,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 09:44:29,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 09:44:29,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 09:44:29,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 09:44:29,186 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 09:44:29,187 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 09:44:29,187 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.1.c [2020-10-14 09:44:29,246 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f566f2eba/f15efae4e2cd4919bbfd3e29c17bcf19/FLAG78c412bba [2020-10-14 09:44:30,011 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 09:44:30,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.1.c [2020-10-14 09:44:30,047 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f566f2eba/f15efae4e2cd4919bbfd3e29c17bcf19/FLAG78c412bba [2020-10-14 09:44:30,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f566f2eba/f15efae4e2cd4919bbfd3e29c17bcf19 [2020-10-14 09:44:30,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 09:44:30,085 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 09:44:30,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 09:44:30,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 09:44:30,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 09:44:30,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:44:30" (1/1) ... [2020-10-14 09:44:30,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2894617f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:30, skipping insertion in model container [2020-10-14 09:44:30,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:44:30" (1/1) ... [2020-10-14 09:44:30,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 09:44:30,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 09:44:31,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 09:44:31,701 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 09:44:32,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 09:44:32,288 INFO L208 MainTranslator]: Completed translation [2020-10-14 09:44:32,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32 WrapperNode [2020-10-14 09:44:32,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 09:44:32,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 09:44:32,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 09:44:32,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 09:44:32,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32" (1/1) ... [2020-10-14 09:44:32,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32" (1/1) ... [2020-10-14 09:44:32,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32" (1/1) ... [2020-10-14 09:44:32,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32" (1/1) ... [2020-10-14 09:44:32,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32" (1/1) ... [2020-10-14 09:44:32,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32" (1/1) ... [2020-10-14 09:44:33,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32" (1/1) ... [2020-10-14 09:44:33,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 09:44:33,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 09:44:33,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 09:44:33,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 09:44:33,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32" (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 [2020-10-14 09:44:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 09:44:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 09:44:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2020-10-14 09:44:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure calibrate [2020-10-14 09:44:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2020-10-14 09:44:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-14 09:44:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2020-10-14 09:44:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_is_ENTER_button_pressed [2020-10-14 09:44:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2020-10-14 09:44:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2020-10-14 09:44:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2020-10-14 09:44:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_light [2020-10-14 09:44:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2020-10-14 09:44:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure transition [2020-10-14 09:44:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-14 09:44:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2020-10-14 09:44:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Controller [2020-10-14 09:44:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Reader [2020-10-14 09:44:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure Writer [2020-10-14 09:44:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure TapeMover [2020-10-14 09:44:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2020-10-14 09:44:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperController [2020-10-14 09:44:33,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2020-10-14 09:44:33,216 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperTapeMover [2020-10-14 09:44:33,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2020-10-14 09:44:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperReader [2020-10-14 09:44:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2020-10-14 09:44:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperWriter [2020-10-14 09:44:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2020-10-14 09:44:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2020-10-14 09:44:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2020-10-14 09:44:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2020-10-14 09:44:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2020-10-14 09:44:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2020-10-14 09:44:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2020-10-14 09:44:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2020-10-14 09:44:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2020-10-14 09:44:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2020-10-14 09:44:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2020-10-14 09:44:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2020-10-14 09:44:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 09:44:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2020-10-14 09:44:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2020-10-14 09:44:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2020-10-14 09:44:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2020-10-14 09:44:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2020-10-14 09:44:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2020-10-14 09:44:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2020-10-14 09:44:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-14 09:44:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2020-10-14 09:44:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2020-10-14 09:44:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2020-10-14 09:44:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_dir [2020-10-14 09:44:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_read [2020-10-14 09:44:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2020-10-14 09:44:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2020-10-14 09:44:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2020-10-14 09:44:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2020-10-14 09:44:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2020-10-14 09:44:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Controller [2020-10-14 09:44:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-14 09:44:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Reader [2020-10-14 09:44:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Writer [2020-10-14 09:44:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2020-10-14 09:44:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2020-10-14 09:44:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_speed [2020-10-14 09:44:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2020-10-14 09:44:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_speed [2020-10-14 09:44:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2020-10-14 09:44:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_speed [2020-10-14 09:44:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-14 09:44:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_mode [2020-10-14 09:44:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2020-10-14 09:44:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2020-10-14 09:44:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2020-10-14 09:44:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2020-10-14 09:44:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2020-10-14 09:44:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_threshold [2020-10-14 09:44:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2020-10-14 09:44:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2020-10-14 09:44:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2020-10-14 09:44:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Controller [2020-10-14 09:44:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-14 09:44:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Reader [2020-10-14 09:44:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Writer [2020-10-14 09:44:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2020-10-14 09:44:33,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 09:44:33,233 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2020-10-14 09:44:33,233 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2020-10-14 09:44:33,233 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2020-10-14 09:44:33,233 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2020-10-14 09:44:33,234 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2020-10-14 09:44:33,234 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2020-10-14 09:44:33,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-14 09:44:33,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 09:44:33,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 09:44:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-14 09:44:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-14 09:44:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2020-10-14 09:44:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2020-10-14 09:44:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 09:44:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-10-14 09:44:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2020-10-14 09:44:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2020-10-14 09:44:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2020-10-14 09:44:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2020-10-14 09:44:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2020-10-14 09:44:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_speed [2020-10-14 09:44:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2020-10-14 09:44:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2020-10-14 09:44:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2020-10-14 09:44:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_speed [2020-10-14 09:44:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2020-10-14 09:44:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2020-10-14 09:44:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2020-10-14 09:44:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_speed [2020-10-14 09:44:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure calibrate [2020-10-14 09:44:33,242 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-14 09:44:33,242 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-14 09:44:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2020-10-14 09:44:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_mode [2020-10-14 09:44:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2020-10-14 09:44:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-14 09:44:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2020-10-14 09:44:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_is_ENTER_button_pressed [2020-10-14 09:44:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2020-10-14 09:44:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2020-10-14 09:44:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2020-10-14 09:44:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_light [2020-10-14 09:44:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2020-10-14 09:44:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2020-10-14 09:44:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2020-10-14 09:44:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2020-10-14 09:44:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2020-10-14 09:44:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_dir [2020-10-14 09:44:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2020-10-14 09:44:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_read [2020-10-14 09:44:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2020-10-14 09:44:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2020-10-14 09:44:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2020-10-14 09:44:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2020-10-14 09:44:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_threshold [2020-10-14 09:44:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2020-10-14 09:44:33,258 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2020-10-14 09:44:33,258 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2020-10-14 09:44:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2020-10-14 09:44:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2020-10-14 09:44:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2020-10-14 09:44:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure transition [2020-10-14 09:44:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-14 09:44:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2020-10-14 09:44:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure Controller [2020-10-14 09:44:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure Reader [2020-10-14 09:44:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure Writer [2020-10-14 09:44:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure TapeMover [2020-10-14 09:44:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Controller [2020-10-14 09:44:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Controller [2020-10-14 09:44:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2020-10-14 09:44:33,261 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperController [2020-10-14 09:44:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-14 09:44:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-14 09:44:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2020-10-14 09:44:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperTapeMover [2020-10-14 09:44:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Reader [2020-10-14 09:44:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Reader [2020-10-14 09:44:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2020-10-14 09:44:33,263 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperReader [2020-10-14 09:44:33,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Writer [2020-10-14 09:44:33,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Writer [2020-10-14 09:44:33,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2020-10-14 09:44:33,264 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperWriter [2020-10-14 09:44:33,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2020-10-14 09:44:33,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 09:44:33,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 09:44:33,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2020-10-14 09:44:33,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2020-10-14 09:44:33,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2020-10-14 09:44:33,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2020-10-14 09:44:33,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2020-10-14 09:44:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2020-10-14 09:44:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 09:44:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 09:44:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 09:44:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 09:44:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 09:44:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 09:46:15,171 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 09:46:15,171 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-14 09:46:15,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:46:15 BoogieIcfgContainer [2020-10-14 09:46:15,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 09:46:15,210 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 09:46:15,210 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 09:46:15,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 09:46:15,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 09:44:30" (1/3) ... [2020-10-14 09:46:15,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5585bd57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:46:15, skipping insertion in model container [2020-10-14 09:46:15,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:44:32" (2/3) ... [2020-10-14 09:46:15,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5585bd57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:46:15, skipping insertion in model container [2020-10-14 09:46:15,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:46:15" (3/3) ... [2020-10-14 09:46:15,219 INFO L109 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.1.c [2020-10-14 09:46:15,234 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 09:46:15,247 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 09:46:15,269 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 09:46:15,333 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 09:46:15,333 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 09:46:15,333 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 09:46:15,334 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 09:46:15,334 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 09:46:15,334 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 09:46:15,334 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 09:46:15,334 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 09:46:15,451 INFO L276 IsEmpty]: Start isEmpty. Operand 4955 states. [2020-10-14 09:46:15,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1957 [2020-10-14 09:46:15,651 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 09:46:15,654 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] [2020-10-14 09:46:15,655 INFO L427 AbstractCegarLoop]: === Iteration 1 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 09:46:15,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 09:46:15,665 INFO L82 PathProgramCache]: Analyzing trace with hash -2132136243, now seen corresponding path program 1 times [2020-10-14 09:46:15,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 09:46:15,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1624743565] [2020-10-14 09:46:15,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 09:46:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 09:46:17,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:17,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:17,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:17,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:17,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:18,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:18,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:18,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:18,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:18,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:18,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:18,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:18,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:19,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:20,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:20,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:20,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:24,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 09:46:24,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1978 [2020-10-14 09:46:24,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-14 09:46:24,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7186 [2020-10-14 09:46:24,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 09:46:24,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 09:46:24,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 09:46:24,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-14 09:46:24,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 09:46:24,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-14 09:46:26,285 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 526 [2020-10-14 09:46:26,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 09:46:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 09:46:26,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 09:46:26,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 09:46:26,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 09:46:26,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-14 09:46:26,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 09:46:26,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 09:46:26,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 09:46:26,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 09:46:26,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 09:46:26,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 09:46:26,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 09:46:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 09:46:26,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 09:46:26,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 09:46:26,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 09:46:26,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 09:46:26,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 09:46:26,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 09:46:26,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 09:46:26,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 09:46:26,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 09:46:26,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 09:46:26,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 09:46:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 09:46:26,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 09:46:26,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 09:46:26,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 09:46:26,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 09:46:26,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 09:46:26,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 09:46:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 09:46:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 09:46:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 09:46:26,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 09:46:26,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 09:46:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 09:46:26,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:26,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:27,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:27,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:27,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:27,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:28,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:29,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:33,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 09:46:33,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 687 [2020-10-14 09:46:33,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 37 [2020-10-14 09:46:33,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7295 [2020-10-14 09:46:33,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 09:46:33,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 09:46:33,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 09:46:33,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 145 [2020-10-14 09:46:33,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 09:46:33,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 09:46:34,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2020-10-14 09:46:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 09:46:34,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 09:46:48,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 09:46:48,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 09:46:48,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14041 [2020-10-14 09:46:48,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 09:46:48,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 09:46:48,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 09:46:48,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 09:46:48,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 09:46:48,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 09:46:48,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 759 [2020-10-14 09:46:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 09:46:48,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:48,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... 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[2020-10-14 09:46:51,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:51,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:51,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:51,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:52,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 09:46:53,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 09:46:53,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1195 [2020-10-14 09:46:53,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 89 [2020-10-14 09:46:53,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5158 [2020-10-14 09:46:53,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 09:46:53,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 09:46:53,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 09:46:53,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 09:46:53,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 09:46:53,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 09:46:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 09:46:56,054 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1624743565] [2020-10-14 09:46:56,056 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 09:46:56,056 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 09:46:56,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869854295] [2020-10-14 09:46:56,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 09:46:56,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 09:46:56,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 09:46:56,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 09:46:56,096 INFO L87 Difference]: Start difference. First operand 4955 states. Second operand 4 states.