/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.2-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 14:18:05,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 14:18:05,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 14:18:05,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 14:18:05,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 14:18:05,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 14:18:05,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 14:18:05,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 14:18:05,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 14:18:05,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 14:18:05,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 14:18:05,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 14:18:05,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 14:18:05,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 14:18:05,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 14:18:05,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 14:18:05,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 14:18:05,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 14:18:05,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 14:18:05,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 14:18:05,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 14:18:05,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 14:18:05,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 14:18:05,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 14:18:05,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 14:18:05,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 14:18:05,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 14:18:05,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 14:18:05,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 14:18:05,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 14:18:05,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 14:18:05,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 14:18:05,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 14:18:05,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 14:18:05,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 14:18:05,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 14:18:05,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 14:18:05,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 14:18:05,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 14:18:05,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 14:18:05,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 14:18:05,356 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 14:18:05,404 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 14:18:05,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 14:18:05,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 14:18:05,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 14:18:05,409 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 14:18:05,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 14:18:05,410 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 14:18:05,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 14:18:05,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 14:18:05,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 14:18:05,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 14:18:05,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 14:18:05,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 14:18:05,412 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 14:18:05,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 14:18:05,412 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 14:18:05,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 14:18:05,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 14:18:05,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 14:18:05,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 14:18:05,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 14:18:05,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 14:18:05,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 14:18:05,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 14:18:05,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 14:18:05,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 14:18:05,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 14:18:05,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 14:18:05,415 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 14:18:05,415 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 14:18:05,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 14:18:05,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 14:18:05,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 14:18:05,869 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 14:18:05,870 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 14:18:05,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-1.c [2020-10-29 14:18:05,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/93f0d8fb4/c2edef201ef3460abf04c381365dc436/FLAGc0b0117e2 [2020-10-29 14:18:06,963 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 14:18:06,964 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.2-1.c [2020-10-29 14:18:06,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/93f0d8fb4/c2edef201ef3460abf04c381365dc436/FLAGc0b0117e2 [2020-10-29 14:18:07,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/93f0d8fb4/c2edef201ef3460abf04c381365dc436 [2020-10-29 14:18:07,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 14:18:07,440 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 14:18:07,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 14:18:07,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 14:18:07,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 14:18:07,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:18:07" (1/1) ... [2020-10-29 14:18:07,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751f51b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:07, skipping insertion in model container [2020-10-29 14:18:07,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:18:07" (1/1) ... [2020-10-29 14:18:07,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 14:18:07,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 14:18:09,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:18:09,096 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 14:18:09,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:18:09,829 INFO L208 MainTranslator]: Completed translation [2020-10-29 14:18:09,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09 WrapperNode [2020-10-29 14:18:09,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 14:18:09,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 14:18:09,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 14:18:09,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 14:18:09,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09" (1/1) ... [2020-10-29 14:18:09,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09" (1/1) ... [2020-10-29 14:18:10,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09" (1/1) ... [2020-10-29 14:18:10,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09" (1/1) ... [2020-10-29 14:18:10,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09" (1/1) ... [2020-10-29 14:18:10,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09" (1/1) ... [2020-10-29 14:18:10,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09" (1/1) ... [2020-10-29 14:18:11,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 14:18:11,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 14:18:11,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 14:18:11,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 14:18:11,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09" (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 14:18:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 14:18:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 14:18:11,105 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 14:18:11,105 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2020-10-29 14:18:11,106 INFO L138 BoogieDeclarations]: Found implementation of procedure calibrate [2020-10-29 14:18:11,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2020-10-29 14:18:11,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-29 14:18:11,107 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2020-10-29 14:18:11,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_is_ENTER_button_pressed [2020-10-29 14:18:11,107 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2020-10-29 14:18:11,108 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2020-10-29 14:18:11,108 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2020-10-29 14:18:11,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_light [2020-10-29 14:18:11,110 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2020-10-29 14:18:11,110 INFO L138 BoogieDeclarations]: Found implementation of procedure transition [2020-10-29 14:18:11,111 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-29 14:18:11,111 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2020-10-29 14:18:11,111 INFO L138 BoogieDeclarations]: Found implementation of procedure Controller [2020-10-29 14:18:11,111 INFO L138 BoogieDeclarations]: Found implementation of procedure Reader [2020-10-29 14:18:11,111 INFO L138 BoogieDeclarations]: Found implementation of procedure Writer [2020-10-29 14:18:11,111 INFO L138 BoogieDeclarations]: Found implementation of procedure TapeMover [2020-10-29 14:18:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2020-10-29 14:18:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperController [2020-10-29 14:18:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2020-10-29 14:18:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperTapeMover [2020-10-29 14:18:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2020-10-29 14:18:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperReader [2020-10-29 14:18:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2020-10-29 14:18:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperWriter [2020-10-29 14:18:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2020-10-29 14:18:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2020-10-29 14:18:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2020-10-29 14:18:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2020-10-29 14:18:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2020-10-29 14:18:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2020-10-29 14:18:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2020-10-29 14:18:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2020-10-29 14:18:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2020-10-29 14:18:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2020-10-29 14:18:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2020-10-29 14:18:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2020-10-29 14:18:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 14:18:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2020-10-29 14:18:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2020-10-29 14:18:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2020-10-29 14:18:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2020-10-29 14:18:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2020-10-29 14:18:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2020-10-29 14:18:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2020-10-29 14:18:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-29 14:18:11,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2020-10-29 14:18:11,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2020-10-29 14:18:11,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2020-10-29 14:18:11,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_dir [2020-10-29 14:18:11,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_read [2020-10-29 14:18:11,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2020-10-29 14:18:11,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2020-10-29 14:18:11,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2020-10-29 14:18:11,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2020-10-29 14:18:11,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2020-10-29 14:18:11,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Controller [2020-10-29 14:18:11,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-29 14:18:11,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Reader [2020-10-29 14:18:11,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_Writer [2020-10-29 14:18:11,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2020-10-29 14:18:11,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2020-10-29 14:18:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_speed [2020-10-29 14:18:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2020-10-29 14:18:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_speed [2020-10-29 14:18:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2020-10-29 14:18:11,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_speed [2020-10-29 14:18:11,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-29 14:18:11,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtcolorsensor_mode [2020-10-29 14:18:11,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2020-10-29 14:18:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2020-10-29 14:18:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2020-10-29 14:18:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2020-10-29 14:18:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2020-10-29 14:18:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_threshold [2020-10-29 14:18:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2020-10-29 14:18:11,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2020-10-29 14:18:11,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2020-10-29 14:18:11,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Controller [2020-10-29 14:18:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-29 14:18:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Reader [2020-10-29 14:18:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_Writer [2020-10-29 14:18:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2020-10-29 14:18:11,126 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 14:18:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 14:18:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 14:18:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 14:18:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2020-10-29 14:18:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2020-10-29 14:18:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2020-10-29 14:18:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2020-10-29 14:18:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2020-10-29 14:18:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2020-10-29 14:18:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-29 14:18:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-29 14:18:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 14:18:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-29 14:18:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-29 14:18:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2020-10-29 14:18:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2020-10-29 14:18:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-10-29 14:18:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2020-10-29 14:18:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2020-10-29 14:18:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2020-10-29 14:18:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2020-10-29 14:18:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2020-10-29 14:18:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_speed [2020-10-29 14:18:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2020-10-29 14:18:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2020-10-29 14:18:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2020-10-29 14:18:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_speed [2020-10-29 14:18:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2020-10-29 14:18:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2020-10-29 14:18:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2020-10-29 14:18:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_speed [2020-10-29 14:18:11,135 INFO L130 BoogieDeclarations]: Found specification of procedure calibrate [2020-10-29 14:18:11,135 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2020-10-29 14:18:11,135 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_data_mode [2020-10-29 14:18:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2020-10-29 14:18:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtcolorsensor_mode [2020-10-29 14:18:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2020-10-29 14:18:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2020-10-29 14:18:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2020-10-29 14:18:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_is_ENTER_button_pressed [2020-10-29 14:18:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2020-10-29 14:18:11,137 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2020-10-29 14:18:11,138 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2020-10-29 14:18:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_light [2020-10-29 14:18:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2020-10-29 14:18:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2020-10-29 14:18:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2020-10-29 14:18:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2020-10-29 14:18:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2020-10-29 14:18:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_dir [2020-10-29 14:18:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2020-10-29 14:18:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_read [2020-10-29 14:18:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2020-10-29 14:18:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2020-10-29 14:18:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2020-10-29 14:18:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2020-10-29 14:18:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_threshold [2020-10-29 14:18:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2020-10-29 14:18:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2020-10-29 14:18:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2020-10-29 14:18:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2020-10-29 14:18:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2020-10-29 14:18:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2020-10-29 14:18:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure transition [2020-10-29 14:18:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-29 14:18:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2020-10-29 14:18:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure Controller [2020-10-29 14:18:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure Reader [2020-10-29 14:18:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure Writer [2020-10-29 14:18:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure TapeMover [2020-10-29 14:18:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Controller [2020-10-29 14:18:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Controller [2020-10-29 14:18:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2020-10-29 14:18:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperController [2020-10-29 14:18:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_TapeMover [2020-10-29 14:18:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_TapeMover [2020-10-29 14:18:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2020-10-29 14:18:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperTapeMover [2020-10-29 14:18:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Reader [2020-10-29 14:18:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Reader [2020-10-29 14:18:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2020-10-29 14:18:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperReader [2020-10-29 14:18:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_Writer [2020-10-29 14:18:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_Writer [2020-10-29 14:18:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2020-10-29 14:18:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperWriter [2020-10-29 14:18:11,158 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2020-10-29 14:18:11,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 14:18:11,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 14:18:11,158 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2020-10-29 14:18:11,158 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2020-10-29 14:18:11,158 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2020-10-29 14:18:11,158 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2020-10-29 14:18:11,159 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2020-10-29 14:18:11,159 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2020-10-29 14:18:11,159 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 14:18:11,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 14:18:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 14:18:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 14:18:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 14:20:09,925 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 14:20:09,926 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-29 14:20:09,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:20:09 BoogieIcfgContainer [2020-10-29 14:20:09,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 14:20:09,940 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 14:20:09,941 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 14:20:09,945 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 14:20:09,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 02:18:07" (1/3) ... [2020-10-29 14:20:09,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e12f3dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:20:09, skipping insertion in model container [2020-10-29 14:20:09,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:18:09" (2/3) ... [2020-10-29 14:20:09,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e12f3dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:20:09, skipping insertion in model container [2020-10-29 14:20:09,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:20:09" (3/3) ... [2020-10-29 14:20:09,952 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-1.c [2020-10-29 14:20:09,967 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 14:20:09,976 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 14:20:09,994 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 14:20:10,065 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 14:20:10,065 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 14:20:10,066 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 14:20:10,066 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 14:20:10,066 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 14:20:10,066 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 14:20:10,066 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 14:20:10,066 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 14:20:10,179 INFO L276 IsEmpty]: Start isEmpty. Operand 4949 states. [2020-10-29 14:20:10,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1958 [2020-10-29 14:20:10,399 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:20:10,403 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 14:20:10,403 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:20:10,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:20:10,418 INFO L82 PathProgramCache]: Analyzing trace with hash 1750785707, now seen corresponding path program 1 times [2020-10-29 14:20:10,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:20:10,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1029985344] [2020-10-29 14:20:10,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:20:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:20:11,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:11,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:11,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:12,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:12,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:12,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:12,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:12,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:12,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:12,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:12,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:13,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:13,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:13,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:13,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:13,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:13,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:13,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:13,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:13,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:14,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:14,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:14,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:14,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:14,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:14,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:20,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:20,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1981 [2020-10-29 14:20:20,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-29 14:20:20,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8782 [2020-10-29 14:20:20,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:20,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-29 14:20:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:20,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 14:20:22,537 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-29 14:20:22,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:20:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:20:22,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:22,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:20:22,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:20:22,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-29 14:20:22,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:22,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:22,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:22,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:20:22,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:22,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:20:22,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 14:20:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:20:22,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:22,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:20:22,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:20:22,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:20:22,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:22,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:22,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:22,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:20:22,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:22,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:20:22,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 14:20:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:20:22,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:22,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:20:22,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:20:22,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:20:22,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:22,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:22,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:22,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:20:22,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:22,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:20:22,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:20:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:20:22,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:22,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:23,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:23,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:23,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:23,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:25,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:25,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:25,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:25,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:26,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:27,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:28,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:28,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 687 [2020-10-29 14:20:28,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 37 [2020-10-29 14:20:28,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5277 [2020-10-29 14:20:28,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:28,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:28,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:28,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-29 14:20:28,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:28,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:20:28,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2020-10-29 14:20:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:20:29,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:44,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:44,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:20:44,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:20:44,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15738 [2020-10-29 14:20:44,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:44,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:44,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:44,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:20:44,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:44,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:20:44,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 759 [2020-10-29 14:20:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:20:44,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:44,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:44,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:44,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:44,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:44,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:44,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:45,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:45,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:45,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:45,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:45,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:45,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:45,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... 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[2020-10-29 14:20:47,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:47,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:47,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:47,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:47,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:47,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:47,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:47,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:47,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:47,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:48,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:48,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:48,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:48,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:48,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:48,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:49,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:49,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:49,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:49,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:49,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:49,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:49,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:20:50,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:20:50,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1195 [2020-10-29 14:20:50,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 76 [2020-10-29 14:20:50,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5163 [2020-10-29 14:20:50,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:20:50,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:20:50,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:20:50,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-29 14:20:50,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:20:50,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 14:20:53,508 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 14:20:53,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1029985344] [2020-10-29 14:20:53,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:20:53,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 14:20:53,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748236770] [2020-10-29 14:20:53,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 14:20:53,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:20:53,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 14:20:53,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-29 14:20:53,542 INFO L87 Difference]: Start difference. First operand 4949 states. Second operand 4 states.