/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=NARROWEST --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/eca-rers2012/Problem11_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 08:09:56,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 08:09:56,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 08:09:56,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 08:09:56,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 08:09:56,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 08:09:56,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 08:09:56,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 08:09:56,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 08:09:56,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 08:09:56,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 08:09:56,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 08:09:56,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 08:09:56,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 08:09:56,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 08:09:56,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 08:09:56,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 08:09:56,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 08:09:56,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 08:09:56,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 08:09:56,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 08:09:56,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 08:09:56,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 08:09:56,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 08:09:56,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 08:09:56,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 08:09:56,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 08:09:56,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 08:09:56,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 08:09:56,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 08:09:56,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 08:09:56,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 08:09:56,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 08:09:56,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 08:09:56,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 08:09:56,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 08:09:56,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 08:09:56,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 08:09:56,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 08:09:56,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 08:09:56,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 08:09:56,350 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 [2020-10-13 08:09:56,390 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 08:09:56,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 08:09:56,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 08:09:56,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 08:09:56,392 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 08:09:56,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 08:09:56,393 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 08:09:56,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 08:09:56,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 08:09:56,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 08:09:56,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 08:09:56,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 08:09:56,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 08:09:56,395 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 08:09:56,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 08:09:56,395 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 08:09:56,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 08:09:56,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 08:09:56,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 08:09:56,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 08:09:56,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 08:09:56,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 08:09:56,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 08:09:56,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 08:09:56,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 08:09:56,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 08:09:56,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 08:09:56,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 08:09:56,398 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 08:09:56,398 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 08:09:56,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 08:09:56,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 08:09:56,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 08:09:56,717 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 08:09:56,717 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 08:09:56,718 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label38.c [2020-10-13 08:09:56,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/564f90626/20ec5e16988f4c09b3fa3a60c5a07ac8/FLAG8dfd06c40 [2020-10-13 08:09:57,400 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 08:09:57,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem11_label38.c [2020-10-13 08:09:57,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/564f90626/20ec5e16988f4c09b3fa3a60c5a07ac8/FLAG8dfd06c40 [2020-10-13 08:09:57,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/564f90626/20ec5e16988f4c09b3fa3a60c5a07ac8 [2020-10-13 08:09:57,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 08:09:57,623 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 08:09:57,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 08:09:57,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 08:09:57,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 08:09:57,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:09:57" (1/1) ... [2020-10-13 08:09:57,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e33fb78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:57, skipping insertion in model container [2020-10-13 08:09:57,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:09:57" (1/1) ... [2020-10-13 08:09:57,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 08:09:57,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 08:09:58,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 08:09:58,594 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 08:09:58,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 08:09:58,928 INFO L208 MainTranslator]: Completed translation [2020-10-13 08:09:58,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58 WrapperNode [2020-10-13 08:09:58,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 08:09:58,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 08:09:58,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 08:09:58,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 08:09:58,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58" (1/1) ... [2020-10-13 08:09:58,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58" (1/1) ... [2020-10-13 08:09:58,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58" (1/1) ... [2020-10-13 08:09:58,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58" (1/1) ... [2020-10-13 08:09:59,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58" (1/1) ... [2020-10-13 08:09:59,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58" (1/1) ... [2020-10-13 08:09:59,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58" (1/1) ... [2020-10-13 08:09:59,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 08:09:59,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 08:09:59,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 08:09:59,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 08:09:59,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58" (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 [2020-10-13 08:09:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 08:09:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 08:09:59,210 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-13 08:09:59,210 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 08:09:59,210 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-13 08:09:59,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 08:09:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 08:09:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 08:09:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 08:09:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 08:09:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 08:10:00,910 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 08:10:00,910 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 08:10:00,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:10:00 BoogieIcfgContainer [2020-10-13 08:10:00,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 08:10:00,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 08:10:00,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 08:10:00,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 08:10:00,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:09:57" (1/3) ... [2020-10-13 08:10:00,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd227db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:10:00, skipping insertion in model container [2020-10-13 08:10:00,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:09:58" (2/3) ... [2020-10-13 08:10:00,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd227db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:10:00, skipping insertion in model container [2020-10-13 08:10:00,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:10:00" (3/3) ... [2020-10-13 08:10:00,928 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label38.c [2020-10-13 08:10:00,939 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 08:10:00,948 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 08:10:00,969 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 08:10:01,001 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 08:10:01,001 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 08:10:01,001 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 08:10:01,001 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 08:10:01,002 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 08:10:01,002 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 08:10:01,002 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 08:10:01,002 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 08:10:01,035 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2020-10-13 08:10:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-13 08:10:01,047 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:01,049 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] [2020-10-13 08:10:01,049 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:01,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:01,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1782601651, now seen corresponding path program 1 times [2020-10-13 08:10:01,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:01,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [412748596] [2020-10-13 08:10:01,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:01,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:01,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:01,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-13 08:10:01,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:01,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 454 [2020-10-13 08:10:01,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:01,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 08:10:01,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 08:10:01,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-13 08:10:01,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 08:10:01,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:01,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:01,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:01,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:01,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:01,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 08:10:01,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:01,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:01,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:01,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 08:10:01,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:01,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:10:01,995 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [412748596] [2020-10-13 08:10:01,997 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 08:10:01,997 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 08:10:01,998 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949475143] [2020-10-13 08:10:02,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 08:10:02,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:02,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 08:10:02,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 08:10:02,022 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2020-10-13 08:10:04,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:04,299 INFO L93 Difference]: Finished difference Result 806 states and 1404 transitions. [2020-10-13 08:10:04,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:04,300 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2020-10-13 08:10:04,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:04,319 INFO L225 Difference]: With dead ends: 806 [2020-10-13 08:10:04,319 INFO L226 Difference]: Without dead ends: 434 [2020-10-13 08:10:04,330 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:04,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2020-10-13 08:10:04,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 428. [2020-10-13 08:10:04,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2020-10-13 08:10:04,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 617 transitions. [2020-10-13 08:10:04,423 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 617 transitions. Word has length 66 [2020-10-13 08:10:04,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:04,424 INFO L479 AbstractCegarLoop]: Abstraction has 428 states and 617 transitions. [2020-10-13 08:10:04,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 08:10:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 617 transitions. [2020-10-13 08:10:04,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-13 08:10:04,431 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:04,431 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:04,432 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 08:10:04,432 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:04,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:04,432 INFO L82 PathProgramCache]: Analyzing trace with hash -113033966, now seen corresponding path program 1 times [2020-10-13 08:10:04,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:04,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [619941484] [2020-10-13 08:10:04,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:04,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:04,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:05,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:06,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:06,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-13 08:10:06,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 08:10:06,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1838 [2020-10-13 08:10:06,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:06,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:10:06,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-13 08:10:06,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 08:10:06,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:10:06,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:06,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:06,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:06,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:06,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:06,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 08:10:06,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:06,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:06,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:06,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:06,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:06,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:06,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:06,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:06,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 08:10:06,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:06,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-13 08:10:06,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:06,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:06,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:06,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 08:10:06,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:06,667 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:10:06,668 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [619941484] [2020-10-13 08:10:06,668 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:06,668 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:10:06,668 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200301946] [2020-10-13 08:10:06,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:06,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:06,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:06,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:06,672 INFO L87 Difference]: Start difference. First operand 428 states and 617 transitions. Second operand 5 states. [2020-10-13 08:10:08,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:08,299 INFO L93 Difference]: Finished difference Result 875 states and 1261 transitions. [2020-10-13 08:10:08,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:08,300 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2020-10-13 08:10:08,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:08,304 INFO L225 Difference]: With dead ends: 875 [2020-10-13 08:10:08,304 INFO L226 Difference]: Without dead ends: 432 [2020-10-13 08:10:08,306 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:08,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2020-10-13 08:10:08,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 428. [2020-10-13 08:10:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2020-10-13 08:10:08,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 615 transitions. [2020-10-13 08:10:08,334 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 615 transitions. Word has length 138 [2020-10-13 08:10:08,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:08,335 INFO L479 AbstractCegarLoop]: Abstraction has 428 states and 615 transitions. [2020-10-13 08:10:08,335 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 615 transitions. [2020-10-13 08:10:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-13 08:10:08,338 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:08,338 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:08,338 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 08:10:08,339 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:08,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:08,339 INFO L82 PathProgramCache]: Analyzing trace with hash -1743073243, now seen corresponding path program 1 times [2020-10-13 08:10:08,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:08,340 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [866428130] [2020-10-13 08:10:08,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:08,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:08,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:09,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:11,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:11,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-13 08:10:11,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 08:10:11,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2663 [2020-10-13 08:10:11,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 08:10:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-13 08:10:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-13 08:10:11,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:11,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:11,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:11,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:11,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:11,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:11,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 08:10:11,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:11,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:11,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:11,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:11,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:11,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:11,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:11,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:11,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-13 08:10:11,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:11,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-13 08:10:11,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:11,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:11,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:11,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-13 08:10:11,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:11,583 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:10:11,584 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [866428130] [2020-10-13 08:10:11,584 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:11,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 08:10:11,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818230364] [2020-10-13 08:10:11,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 08:10:11,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:11,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 08:10:11,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-13 08:10:11,588 INFO L87 Difference]: Start difference. First operand 428 states and 615 transitions. Second operand 8 states. [2020-10-13 08:10:12,207 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2020-10-13 08:10:14,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:14,308 INFO L93 Difference]: Finished difference Result 980 states and 1372 transitions. [2020-10-13 08:10:14,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 08:10:14,310 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 139 [2020-10-13 08:10:14,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:14,315 INFO L225 Difference]: With dead ends: 980 [2020-10-13 08:10:14,315 INFO L226 Difference]: Without dead ends: 432 [2020-10-13 08:10:14,318 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2020-10-13 08:10:14,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2020-10-13 08:10:14,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 428. [2020-10-13 08:10:14,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2020-10-13 08:10:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 608 transitions. [2020-10-13 08:10:14,339 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 608 transitions. Word has length 139 [2020-10-13 08:10:14,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:14,339 INFO L479 AbstractCegarLoop]: Abstraction has 428 states and 608 transitions. [2020-10-13 08:10:14,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 08:10:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 608 transitions. [2020-10-13 08:10:14,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-13 08:10:14,342 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:14,343 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:14,343 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 08:10:14,343 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:14,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:14,344 INFO L82 PathProgramCache]: Analyzing trace with hash -843469074, now seen corresponding path program 1 times [2020-10-13 08:10:14,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:14,344 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [657983845] [2020-10-13 08:10:14,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:14,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:14,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:14,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:15,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:15,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-13 08:10:15,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 08:10:15,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1234 [2020-10-13 08:10:15,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:15,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:10:15,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-13 08:10:15,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 08:10:15,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:15,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:15,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:15,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:15,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:15,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:15,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 08:10:15,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:15,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:15,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:15,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:15,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:10:15,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:15,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:15,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:15,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-13 08:10:15,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:15,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 08:10:15,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:15,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:15,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:15,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-13 08:10:15,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:10:15,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [657983845] [2020-10-13 08:10:15,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:15,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:10:15,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780254021] [2020-10-13 08:10:15,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:15,873 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:15,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:15,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:15,874 INFO L87 Difference]: Start difference. First operand 428 states and 608 transitions. Second operand 5 states. [2020-10-13 08:10:17,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:17,397 INFO L93 Difference]: Finished difference Result 863 states and 1231 transitions. [2020-10-13 08:10:17,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:17,402 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2020-10-13 08:10:17,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:17,405 INFO L225 Difference]: With dead ends: 863 [2020-10-13 08:10:17,405 INFO L226 Difference]: Without dead ends: 432 [2020-10-13 08:10:17,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:17,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2020-10-13 08:10:17,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 428. [2020-10-13 08:10:17,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2020-10-13 08:10:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 606 transitions. [2020-10-13 08:10:17,422 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 606 transitions. Word has length 140 [2020-10-13 08:10:17,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:17,426 INFO L479 AbstractCegarLoop]: Abstraction has 428 states and 606 transitions. [2020-10-13 08:10:17,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:17,426 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 606 transitions. [2020-10-13 08:10:17,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-13 08:10:17,430 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:17,430 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:17,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 08:10:17,431 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:17,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:17,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1165670593, now seen corresponding path program 1 times [2020-10-13 08:10:17,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:17,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [502459645] [2020-10-13 08:10:17,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:17,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:17,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:18,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:18,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-13 08:10:18,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:10:18,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 889 [2020-10-13 08:10:18,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:18,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:10:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 08:10:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 08:10:18,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:18,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:18,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:18,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:18,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:18,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:18,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 08:10:18,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:18,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:18,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:18,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:18,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:18,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 08:10:18,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:18,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 08:10:18,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-13 08:10:18,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:18,555 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:10:18,556 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [502459645] [2020-10-13 08:10:18,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:18,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:10:18,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395022339] [2020-10-13 08:10:18,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:18,557 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:18,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:18,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:18,558 INFO L87 Difference]: Start difference. First operand 428 states and 606 transitions. Second operand 5 states. [2020-10-13 08:10:20,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:20,500 INFO L93 Difference]: Finished difference Result 1254 states and 1796 transitions. [2020-10-13 08:10:20,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:20,501 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2020-10-13 08:10:20,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:20,506 INFO L225 Difference]: With dead ends: 1254 [2020-10-13 08:10:20,506 INFO L226 Difference]: Without dead ends: 832 [2020-10-13 08:10:20,508 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:20,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2020-10-13 08:10:20,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 819. [2020-10-13 08:10:20,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 819 states. [2020-10-13 08:10:20,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 819 states and 1078 transitions. [2020-10-13 08:10:20,532 INFO L78 Accepts]: Start accepts. Automaton has 819 states and 1078 transitions. Word has length 141 [2020-10-13 08:10:20,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:20,533 INFO L479 AbstractCegarLoop]: Abstraction has 819 states and 1078 transitions. [2020-10-13 08:10:20,533 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1078 transitions. [2020-10-13 08:10:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-13 08:10:20,535 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:20,536 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:20,536 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 08:10:20,536 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:20,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:20,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1076559367, now seen corresponding path program 1 times [2020-10-13 08:10:20,537 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:20,537 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [80676013] [2020-10-13 08:10:20,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:20,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:20,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:21,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:21,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-13 08:10:21,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:10:21,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1045 [2020-10-13 08:10:21,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:21,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:10:21,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-13 08:10:21,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 08:10:21,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:21,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:21,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:21,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:21,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:21,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:21,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 08:10:21,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:21,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:21,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:21,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:21,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:21,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:21,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:21,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:21,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 08:10:21,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:21,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-13 08:10:21,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:21,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:21,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:21,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-13 08:10:21,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:21,841 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:10:21,842 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [80676013] [2020-10-13 08:10:21,842 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:21,842 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:10:21,843 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850741065] [2020-10-13 08:10:21,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:21,843 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:21,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:21,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:21,844 INFO L87 Difference]: Start difference. First operand 819 states and 1078 transitions. Second operand 5 states. [2020-10-13 08:10:23,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:23,765 INFO L93 Difference]: Finished difference Result 2023 states and 2739 transitions. [2020-10-13 08:10:23,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:23,766 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 145 [2020-10-13 08:10:23,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:23,773 INFO L225 Difference]: With dead ends: 2023 [2020-10-13 08:10:23,774 INFO L226 Difference]: Without dead ends: 1210 [2020-10-13 08:10:23,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:23,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1210 states. [2020-10-13 08:10:23,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1210 to 1201. [2020-10-13 08:10:23,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1201 states. [2020-10-13 08:10:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1201 states and 1616 transitions. [2020-10-13 08:10:23,815 INFO L78 Accepts]: Start accepts. Automaton has 1201 states and 1616 transitions. Word has length 145 [2020-10-13 08:10:23,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:23,816 INFO L479 AbstractCegarLoop]: Abstraction has 1201 states and 1616 transitions. [2020-10-13 08:10:23,817 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1616 transitions. [2020-10-13 08:10:23,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-13 08:10:23,820 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:23,820 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:23,820 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 08:10:23,820 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:23,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:23,821 INFO L82 PathProgramCache]: Analyzing trace with hash 200856894, now seen corresponding path program 1 times [2020-10-13 08:10:23,821 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:23,821 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [492494669] [2020-10-13 08:10:23,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:23,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:24,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:24,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:24,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-13 08:10:24,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:10:24,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 798 [2020-10-13 08:10:24,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:24,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:10:24,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 108 [2020-10-13 08:10:24,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 08:10:24,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:10:24,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:24,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:24,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:24,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:24,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:24,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 08:10:24,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:24,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:24,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:24,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:24,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:24,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:24,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:24,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:24,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:24,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-13 08:10:24,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:24,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-13 08:10:24,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:24,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:24,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:24,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-13 08:10:24,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:24,921 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:10:24,922 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [492494669] [2020-10-13 08:10:24,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:24,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:10:24,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87855852] [2020-10-13 08:10:24,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:24,925 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:24,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:24,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:24,926 INFO L87 Difference]: Start difference. First operand 1201 states and 1616 transitions. Second operand 5 states. [2020-10-13 08:10:27,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:27,446 INFO L93 Difference]: Finished difference Result 2992 states and 4159 transitions. [2020-10-13 08:10:27,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:27,447 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 164 [2020-10-13 08:10:27,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:27,459 INFO L225 Difference]: With dead ends: 2992 [2020-10-13 08:10:27,460 INFO L226 Difference]: Without dead ends: 1797 [2020-10-13 08:10:27,464 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:27,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1797 states. [2020-10-13 08:10:27,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1797 to 1776. [2020-10-13 08:10:27,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1776 states. [2020-10-13 08:10:27,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2401 transitions. [2020-10-13 08:10:27,522 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2401 transitions. Word has length 164 [2020-10-13 08:10:27,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:27,524 INFO L479 AbstractCegarLoop]: Abstraction has 1776 states and 2401 transitions. [2020-10-13 08:10:27,524 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:27,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2401 transitions. [2020-10-13 08:10:27,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-13 08:10:27,527 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:27,528 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:27,528 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 08:10:27,528 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:27,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:27,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1048573176, now seen corresponding path program 1 times [2020-10-13 08:10:27,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:27,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1802441553] [2020-10-13 08:10:27,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:27,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:27,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:27,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:28,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:28,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:28,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 178 [2020-10-13 08:10:28,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 08:10:28,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1331 [2020-10-13 08:10:28,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:10:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 111 [2020-10-13 08:10:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-13 08:10:28,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:28,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:28,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:28,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:28,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:28,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:28,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 08:10:28,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:28,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:10:28,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:29,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:29,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:29,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-13 08:10:29,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:29,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-13 08:10:29,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:29,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:29,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:29,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-13 08:10:29,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:29,217 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:10:29,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1802441553] [2020-10-13 08:10:29,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:29,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:10:29,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200078569] [2020-10-13 08:10:29,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:29,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:29,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:29,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:29,220 INFO L87 Difference]: Start difference. First operand 1776 states and 2401 transitions. Second operand 5 states. [2020-10-13 08:10:31,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:31,564 INFO L93 Difference]: Finished difference Result 4137 states and 5731 transitions. [2020-10-13 08:10:31,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:31,569 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 168 [2020-10-13 08:10:31,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:31,581 INFO L225 Difference]: With dead ends: 4137 [2020-10-13 08:10:31,581 INFO L226 Difference]: Without dead ends: 2367 [2020-10-13 08:10:31,586 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:31,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2367 states. [2020-10-13 08:10:31,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2367 to 2348. [2020-10-13 08:10:31,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2348 states. [2020-10-13 08:10:31,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 2348 states and 3132 transitions. [2020-10-13 08:10:31,647 INFO L78 Accepts]: Start accepts. Automaton has 2348 states and 3132 transitions. Word has length 168 [2020-10-13 08:10:31,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:31,648 INFO L479 AbstractCegarLoop]: Abstraction has 2348 states and 3132 transitions. [2020-10-13 08:10:31,648 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3132 transitions. [2020-10-13 08:10:31,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-10-13 08:10:31,655 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:31,655 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:31,655 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 08:10:31,655 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:31,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:31,656 INFO L82 PathProgramCache]: Analyzing trace with hash 390292351, now seen corresponding path program 1 times [2020-10-13 08:10:31,656 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:31,656 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [782269251] [2020-10-13 08:10:31,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:31,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:31,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:32,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:34,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:36,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:36,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-13 08:10:36,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 08:10:36,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 08:10:36,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:10:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 188 [2020-10-13 08:10:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-13 08:10:36,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:36,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:36,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:36,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:36,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:36,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:36,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 08:10:36,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:36,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:36,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:36,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:36,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:36,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 08:10:36,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:36,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 08:10:36,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:36,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:36,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:36,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:36,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:10:36,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 08:10:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:36,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:37,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:37,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-13 08:10:37,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:37,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-10-13 08:10:37,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:37,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:37,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:37,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-13 08:10:37,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:37,324 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 08:10:37,331 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [782269251] [2020-10-13 08:10:37,332 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:37,333 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:10:37,333 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834587221] [2020-10-13 08:10:37,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:37,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:37,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:37,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:37,336 INFO L87 Difference]: Start difference. First operand 2348 states and 3132 transitions. Second operand 5 states. [2020-10-13 08:10:39,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:39,286 INFO L93 Difference]: Finished difference Result 4722 states and 6320 transitions. [2020-10-13 08:10:39,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:39,287 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 242 [2020-10-13 08:10:39,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:39,299 INFO L225 Difference]: With dead ends: 4722 [2020-10-13 08:10:39,299 INFO L226 Difference]: Without dead ends: 2360 [2020-10-13 08:10:39,305 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:39,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2360 states. [2020-10-13 08:10:39,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2360 to 2348. [2020-10-13 08:10:39,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2348 states. [2020-10-13 08:10:39,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 2348 states and 3125 transitions. [2020-10-13 08:10:39,372 INFO L78 Accepts]: Start accepts. Automaton has 2348 states and 3125 transitions. Word has length 242 [2020-10-13 08:10:39,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:39,373 INFO L479 AbstractCegarLoop]: Abstraction has 2348 states and 3125 transitions. [2020-10-13 08:10:39,373 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:39,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3125 transitions. [2020-10-13 08:10:39,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-10-13 08:10:39,381 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:39,382 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:39,382 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 08:10:39,382 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:39,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:39,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1588318358, now seen corresponding path program 1 times [2020-10-13 08:10:39,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:39,383 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [445266747] [2020-10-13 08:10:39,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:39,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:39,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:40,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:42,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:42,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 283 [2020-10-13 08:10:42,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 08:10:42,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3024 [2020-10-13 08:10:42,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:42,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:10:42,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 217 [2020-10-13 08:10:42,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 08:10:42,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:42,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:42,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:42,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:42,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:42,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:42,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 08:10:42,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:42,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:42,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:42,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:42,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:42,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:42,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:42,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:42,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-13 08:10:42,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:42,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 08:10:42,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:42,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:42,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:42,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:42,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:42,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 08:10:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:42,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:42,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:42,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-13 08:10:42,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:42,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-13 08:10:42,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:42,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:42,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-13 08:10:42,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:10:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-10-13 08:10:42,869 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [445266747] [2020-10-13 08:10:42,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:42,870 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:10:42,870 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975249461] [2020-10-13 08:10:42,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:42,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:42,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:42,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:42,872 INFO L87 Difference]: Start difference. First operand 2348 states and 3125 transitions. Second operand 5 states. [2020-10-13 08:10:45,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:45,146 INFO L93 Difference]: Finished difference Result 6792 states and 9294 transitions. [2020-10-13 08:10:45,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:45,147 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 271 [2020-10-13 08:10:45,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:45,166 INFO L225 Difference]: With dead ends: 6792 [2020-10-13 08:10:45,167 INFO L226 Difference]: Without dead ends: 4450 [2020-10-13 08:10:45,173 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:45,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4450 states. [2020-10-13 08:10:45,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4450 to 4438. [2020-10-13 08:10:45,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4438 states. [2020-10-13 08:10:45,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 4438 states and 5833 transitions. [2020-10-13 08:10:45,274 INFO L78 Accepts]: Start accepts. Automaton has 4438 states and 5833 transitions. Word has length 271 [2020-10-13 08:10:45,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:45,275 INFO L479 AbstractCegarLoop]: Abstraction has 4438 states and 5833 transitions. [2020-10-13 08:10:45,275 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 4438 states and 5833 transitions. [2020-10-13 08:10:45,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2020-10-13 08:10:45,289 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:45,290 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:45,290 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 08:10:45,290 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:45,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:45,291 INFO L82 PathProgramCache]: Analyzing trace with hash -2034470920, now seen corresponding path program 1 times [2020-10-13 08:10:45,291 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:45,291 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2001174416] [2020-10-13 08:10:45,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:45,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:45,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:45,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:45,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:46,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:47,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:49,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:49,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 319 [2020-10-13 08:10:49,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 08:10:49,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3671 [2020-10-13 08:10:49,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:49,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:49,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 251 [2020-10-13 08:10:49,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 08:10:49,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:49,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:49,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:49,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:49,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:49,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:49,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 08:10:49,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:49,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:49,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:49,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:49,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:49,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:49,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:49,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:49,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-13 08:10:49,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:49,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 08:10:49,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:49,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:49,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:49,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:49,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:49,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 08:10:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:49,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:49,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:49,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-13 08:10:49,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:49,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-13 08:10:49,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:49,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:49,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 137 [2020-10-13 08:10:49,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 08:10:49,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:49,330 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2020-10-13 08:10:49,330 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2001174416] [2020-10-13 08:10:49,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 08:10:49,331 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 08:10:49,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237324242] [2020-10-13 08:10:49,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:49,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:49,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:49,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:49,332 INFO L87 Difference]: Start difference. First operand 4438 states and 5833 transitions. Second operand 5 states. [2020-10-13 08:10:51,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:51,685 INFO L93 Difference]: Finished difference Result 11161 states and 14828 transitions. [2020-10-13 08:10:51,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:51,687 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 307 [2020-10-13 08:10:51,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:51,714 INFO L225 Difference]: With dead ends: 11161 [2020-10-13 08:10:51,714 INFO L226 Difference]: Without dead ends: 6729 [2020-10-13 08:10:51,724 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:51,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6729 states. [2020-10-13 08:10:51,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6729 to 6153. [2020-10-13 08:10:51,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6153 states. [2020-10-13 08:10:51,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 6153 states and 7868 transitions. [2020-10-13 08:10:51,864 INFO L78 Accepts]: Start accepts. Automaton has 6153 states and 7868 transitions. Word has length 307 [2020-10-13 08:10:51,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:51,865 INFO L479 AbstractCegarLoop]: Abstraction has 6153 states and 7868 transitions. [2020-10-13 08:10:51,865 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:51,865 INFO L276 IsEmpty]: Start isEmpty. Operand 6153 states and 7868 transitions. [2020-10-13 08:10:51,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2020-10-13 08:10:51,884 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:10:51,884 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:10:51,885 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 08:10:51,885 INFO L427 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:10:51,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:10:51,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1350761404, now seen corresponding path program 1 times [2020-10-13 08:10:51,886 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:10:51,886 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1449702634] [2020-10-13 08:10:51,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:10:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:51,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:52,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:52,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:53,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:53,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:56,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:56,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 347 [2020-10-13 08:10:56,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 08:10:56,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5057 [2020-10-13 08:10:56,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:56,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:10:56,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 281 [2020-10-13 08:10:56,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 08:10:56,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:57,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:10:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:57,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:57,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:57,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:10:57,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:57,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 08:10:57,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:57,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:57,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:57,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:57,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:57,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:10:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:57,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:57,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:57,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 08:10:57,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:57,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 08:10:57,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:57,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:10:57,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:57,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:10:57,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:57,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 08:10:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:10:57,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:10:57,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:10:57,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-13 08:10:57,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:10:57,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-13 08:10:57,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:10:57,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:10:57,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:10:57,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 154 [2020-10-13 08:10:57,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:10:57,312 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2020-10-13 08:10:57,312 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1449702634] [2020-10-13 08:10:57,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:10:57,312 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:10:57,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904555382] [2020-10-13 08:10:57,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:10:57,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:10:57,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:10:57,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:10:57,314 INFO L87 Difference]: Start difference. First operand 6153 states and 7868 transitions. Second operand 5 states. [2020-10-13 08:10:59,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:10:59,433 INFO L93 Difference]: Finished difference Result 14393 states and 18801 transitions. [2020-10-13 08:10:59,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:10:59,437 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 335 [2020-10-13 08:10:59,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:10:59,438 INFO L225 Difference]: With dead ends: 14393 [2020-10-13 08:10:59,438 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 08:10:59,461 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:10:59,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 08:10:59,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 08:10:59,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 08:10:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 08:10:59,462 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 335 [2020-10-13 08:10:59,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:10:59,462 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 08:10:59,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:10:59,462 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 08:10:59,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 08:10:59,463 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-13 08:10:59,465 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 08:10:59,962 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 66 [2020-10-13 08:11:00,195 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 66 [2020-10-13 08:11:00,966 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 59 [2020-10-13 08:11:01,251 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 08:11:01,252 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a3~0 |old(~a3~0)|)) [2020-10-13 08:11:01,252 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 08:11:01,252 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-13 08:11:01,252 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-13 08:11:01,253 INFO L268 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-13 08:11:01,253 INFO L268 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,253 INFO L268 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,253 INFO L268 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,253 INFO L268 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,253 INFO L268 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,253 INFO L268 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,253 INFO L268 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,253 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-13 08:11:01,254 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-13 08:11:01,254 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-13 08:11:01,254 INFO L268 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,254 INFO L268 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,254 INFO L268 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,254 INFO L268 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,254 INFO L268 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,254 INFO L268 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,255 INFO L268 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,255 INFO L268 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,255 INFO L268 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,255 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-13 08:11:01,255 INFO L268 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-13 08:11:01,255 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-13 08:11:01,255 INFO L268 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,255 INFO L268 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-13 08:11:01,256 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-13 08:11:01,257 INFO L268 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2020-10-13 08:11:01,257 INFO L268 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2020-10-13 08:11:01,257 INFO L268 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2020-10-13 08:11:01,257 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2020-10-13 08:11:01,257 INFO L268 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,257 INFO L268 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,257 INFO L268 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,257 INFO L268 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,257 INFO L268 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,258 INFO L268 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,259 INFO L268 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,259 INFO L268 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,259 INFO L268 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,259 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-13 08:11:01,259 INFO L268 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-13 08:11:01,259 INFO L268 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-13 08:11:01,259 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,259 INFO L268 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,259 INFO L268 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,260 INFO L268 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,261 INFO L268 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2020-10-13 08:11:01,262 INFO L268 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2020-10-13 08:11:01,263 INFO L268 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2020-10-13 08:11:01,263 INFO L268 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,263 INFO L268 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,263 INFO L268 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2020-10-13 08:11:01,263 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2020-10-13 08:11:01,263 INFO L268 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,263 INFO L268 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,263 INFO L268 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,263 INFO L268 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,264 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse1 (= ~a23~0 |old(~a23~0)|)) (.cse2 (= ~a29~0 |old(~a29~0)|)) (.cse3 (= ~a4~0 |old(~a4~0)|))) (let ((.cse0 (and (= ~a25~0 |old(~a25~0)|) .cse1 .cse2 .cse3))) (and (or (not (<= 180 |old(~a23~0)|)) (not (<= |old(~a23~0)| 262)) (not (= ~a8~0 15)) .cse0 (not (<= |old(~a25~0)| 13)) (not (= ~a3~0 1)) (not (<= 99912 |old(~a29~0)|))) (or (= |old(~a4~0)| 1) .cse0) (or (not (<= |old(~a25~0)| 10)) .cse0) (or .cse0 (not (<= |old(~a29~0)| 275))) (or (and .cse1 .cse2 (= ~a25~0 12) .cse3) (not (= 12 |old(~a25~0)|))) (or .cse0 (not (= 11 |old(~a25~0)|))) (or (not (<= 307 |old(~a23~0)|)) .cse0)))) [2020-10-13 08:11:01,264 INFO L268 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,264 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-13 08:11:01,264 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-13 08:11:01,264 INFO L268 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-13 08:11:01,264 INFO L268 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,265 INFO L268 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,265 INFO L268 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,265 INFO L268 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,265 INFO L268 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,265 INFO L268 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,265 INFO L268 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-13 08:11:01,265 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-13 08:11:01,265 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-13 08:11:01,266 INFO L268 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,266 INFO L268 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,266 INFO L268 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,266 INFO L268 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,266 INFO L268 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,266 INFO L268 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,266 INFO L268 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,266 INFO L268 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,266 INFO L268 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,267 INFO L268 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,268 INFO L268 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,269 INFO L268 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,270 INFO L268 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,270 INFO L268 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2020-10-13 08:11:01,270 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2020-10-13 08:11:01,270 INFO L268 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,270 INFO L268 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,270 INFO L268 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,270 INFO L268 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,270 INFO L268 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,271 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 186) no Hoare annotation was computed. [2020-10-13 08:11:01,271 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-13 08:11:01,271 INFO L268 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-13 08:11:01,271 INFO L268 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,271 INFO L268 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,271 INFO L268 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2020-10-13 08:11:01,271 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2020-10-13 08:11:01,271 INFO L268 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,271 INFO L268 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,272 INFO L268 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2020-10-13 08:11:01,273 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-10-13 08:11:01,274 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-10-13 08:11:01,274 INFO L268 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,274 INFO L268 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,274 INFO L268 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,274 INFO L268 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,274 INFO L268 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,274 INFO L268 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,274 INFO L268 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,274 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-13 08:11:01,275 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-13 08:11:01,275 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,275 INFO L268 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,275 INFO L268 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,275 INFO L268 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,275 INFO L268 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,275 INFO L268 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,275 INFO L268 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,275 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-10-13 08:11:01,276 INFO L268 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,277 INFO L268 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,277 INFO L268 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,277 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-13 08:11:01,277 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-13 08:11:01,277 INFO L268 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-10-13 08:11:01,277 INFO L268 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,277 INFO L268 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2020-10-13 08:11:01,277 INFO L268 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,277 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2020-10-13 08:11:01,278 INFO L268 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,278 INFO L268 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,278 INFO L268 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,278 INFO L268 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,278 INFO L268 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,278 INFO L268 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,278 INFO L268 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-13 08:11:01,278 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-13 08:11:01,278 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-13 08:11:01,279 INFO L268 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,279 INFO L268 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,279 INFO L268 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,279 INFO L268 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,279 INFO L268 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,279 INFO L268 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,279 INFO L268 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,279 INFO L268 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,280 INFO L268 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,280 INFO L268 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,280 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-13 08:11:01,280 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-13 08:11:01,280 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-13 08:11:01,280 INFO L268 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,280 INFO L268 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2020-10-13 08:11:01,280 INFO L268 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2020-10-13 08:11:01,281 INFO L268 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,281 INFO L268 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,281 INFO L268 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,281 INFO L268 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,281 INFO L268 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,281 INFO L268 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,281 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-13 08:11:01,281 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-13 08:11:01,281 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2020-10-13 08:11:01,282 INFO L268 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,283 INFO L268 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,283 INFO L268 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2020-10-13 08:11:01,283 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 08:11:01,283 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (<= 307 ~a23~0) (<= ~a29~0 130)) [2020-10-13 08:11:01,283 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 08:11:01,283 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 08:11:01,283 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (<= |old(~a25~0)| 10)) (not (<= 307 |old(~a23~0)|)) (and (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|)) (not (<= |old(~a29~0)| 130))) [2020-10-13 08:11:01,284 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2020-10-13 08:11:01,284 INFO L264 CegarLoopResult]: At program point L1042(line 1042) the Hoare annotation is: (or (not (<= |old(~a25~0)| 10)) (<= ~a29~0 275) (= ~a25~0 11) (<= ~a25~0 10) (<= 307 ~a23~0) (not (<= 307 |old(~a23~0)|)) (and (<= ~a25~0 13) (<= 180 ~a23~0) (<= 99912 ~a29~0) (= ~a8~0 15) (<= ~a23~0 262) (= ~a3~0 1)) (not (= ~a4~0 1)) (= ~a25~0 12) (not (<= |old(~a29~0)| 130))) [2020-10-13 08:11:01,284 INFO L268 CegarLoopResult]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2020-10-13 08:11:01,284 INFO L268 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2020-10-13 08:11:01,284 INFO L264 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (or (not (<= |old(~a25~0)| 10)) (<= ~a29~0 275) (= ~a25~0 11) (<= ~a25~0 10) (<= 307 ~a23~0) (not (<= 307 |old(~a23~0)|)) (and (<= ~a25~0 13) (<= 180 ~a23~0) (<= 99912 ~a29~0) (= ~a8~0 15) (<= ~a23~0 262) (= ~a3~0 1)) (not (= ~a4~0 1)) (= ~a25~0 12) (not (<= |old(~a29~0)| 130))) [2020-10-13 08:11:01,284 INFO L268 CegarLoopResult]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2020-10-13 08:11:01,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:11:01 BoogieIcfgContainer [2020-10-13 08:11:01,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 08:11:01,309 INFO L168 Benchmark]: Toolchain (without parser) took 63685.62 ms. Allocated memory was 148.4 MB in the beginning and 964.7 MB in the end (delta: 816.3 MB). Free memory was 101.3 MB in the beginning and 862.8 MB in the end (delta: -761.5 MB). Peak memory consumption was 830.5 MB. Max. memory is 7.1 GB. [2020-10-13 08:11:01,310 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-13 08:11:01,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1306.91 ms. Allocated memory was 148.4 MB in the beginning and 213.9 MB in the end (delta: 65.5 MB). Free memory was 101.3 MB in the beginning and 168.3 MB in the end (delta: -67.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 7.1 GB. [2020-10-13 08:11:01,311 INFO L168 Benchmark]: Boogie Preprocessor took 196.50 ms. Allocated memory is still 213.9 MB. Free memory was 168.3 MB in the beginning and 159.8 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2020-10-13 08:11:01,312 INFO L168 Benchmark]: RCFGBuilder took 1789.28 ms. Allocated memory was 213.9 MB in the beginning and 242.2 MB in the end (delta: 28.3 MB). Free memory was 159.8 MB in the beginning and 100.1 MB in the end (delta: 59.7 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2020-10-13 08:11:01,313 INFO L168 Benchmark]: TraceAbstraction took 60387.82 ms. Allocated memory was 242.2 MB in the beginning and 964.7 MB in the end (delta: 722.5 MB). Free memory was 100.1 MB in the beginning and 862.8 MB in the end (delta: -762.7 MB). Peak memory consumption was 735.5 MB. Max. memory is 7.1 GB. [2020-10-13 08:11:01,316 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1306.91 ms. Allocated memory was 148.4 MB in the beginning and 213.9 MB in the end (delta: 65.5 MB). Free memory was 101.3 MB in the beginning and 168.3 MB in the end (delta: -67.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 196.50 ms. Allocated memory is still 213.9 MB. Free memory was 168.3 MB in the beginning and 159.8 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1789.28 ms. Allocated memory was 213.9 MB in the beginning and 242.2 MB in the end (delta: 28.3 MB). Free memory was 159.8 MB in the beginning and 100.1 MB in the end (delta: 59.7 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 60387.82 ms. Allocated memory was 242.2 MB in the beginning and 964.7 MB in the end (delta: 722.5 MB). Free memory was 100.1 MB in the beginning and 862.8 MB in the end (delta: -762.7 MB). Peak memory consumption was 735.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 186]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((!(\old(a25) <= 10) || a29 <= 275) || a25 == 11) || a25 <= 10) || 307 <= a23) || !(307 <= \old(a23))) || (((((a25 <= 13 && 180 <= a23) && 99912 <= a29) && a8 == 15) && a23 <= 262) && a3 == 1)) || !(a4 == 1)) || a25 == 12) || !(\old(a29) <= 130) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 58.4s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 25.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 509 SDtfs, 4950 SDslu, 620 SDs, 0 SdLazy, 13096 SolverSat, 1028 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 87 SyntacticMatches, 4 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6153occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 680 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 162 PreInvPairs, 260 NumberOfFragments, 322 HoareAnnotationTreeSize, 162 FomulaSimplifications, 531261 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3246 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 30.5s InterpolantComputationTime, 2256 NumberOfCodeBlocks, 2256 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2244 ConstructedInterpolants, 0 QuantifiedInterpolants, 1227024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 1252/1265 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...