/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/Problem16_label42.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 09:22:13,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 09:22:13,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 09:22:13,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 09:22:13,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 09:22:13,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 09:22:13,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 09:22:13,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 09:22:13,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 09:22:13,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 09:22:13,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 09:22:13,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 09:22:13,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 09:22:13,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 09:22:13,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 09:22:13,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 09:22:13,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 09:22:13,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 09:22:13,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 09:22:13,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 09:22:13,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 09:22:13,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 09:22:13,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 09:22:13,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 09:22:13,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 09:22:13,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 09:22:13,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 09:22:13,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 09:22:13,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 09:22:13,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 09:22:13,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 09:22:13,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 09:22:13,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 09:22:13,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 09:22:13,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 09:22:13,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 09:22:13,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 09:22:13,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 09:22:13,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 09:22:13,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 09:22:14,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 09:22:14,001 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 09:22:14,022 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 09:22:14,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 09:22:14,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 09:22:14,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 09:22:14,024 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 09:22:14,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 09:22:14,025 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 09:22:14,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 09:22:14,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 09:22:14,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 09:22:14,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 09:22:14,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 09:22:14,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 09:22:14,026 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 09:22:14,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 09:22:14,027 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 09:22:14,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 09:22:14,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 09:22:14,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 09:22:14,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 09:22:14,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 09:22:14,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 09:22:14,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 09:22:14,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 09:22:14,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 09:22:14,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 09:22:14,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 09:22:14,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 09:22:14,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 09:22:14,029 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 09:22:14,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 09:22:14,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 09:22:14,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 09:22:14,377 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 09:22:14,377 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 09:22:14,378 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label42.c [2020-10-13 09:22:14,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e5514450/fe6ff1e876c8403bb07363c66031371b/FLAG5bd67d76b [2020-10-13 09:22:15,113 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 09:22:15,114 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label42.c [2020-10-13 09:22:15,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e5514450/fe6ff1e876c8403bb07363c66031371b/FLAG5bd67d76b [2020-10-13 09:22:15,293 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e5514450/fe6ff1e876c8403bb07363c66031371b [2020-10-13 09:22:15,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 09:22:15,305 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 09:22:15,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 09:22:15,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 09:22:15,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 09:22:15,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:15" (1/1) ... [2020-10-13 09:22:15,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b9b7fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:15, skipping insertion in model container [2020-10-13 09:22:15,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:15" (1/1) ... [2020-10-13 09:22:15,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 09:22:15,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 09:22:16,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:22:16,244 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 09:22:16,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:22:16,633 INFO L208 MainTranslator]: Completed translation [2020-10-13 09:22:16,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16 WrapperNode [2020-10-13 09:22:16,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 09:22:16,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 09:22:16,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 09:22:16,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 09:22:16,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16" (1/1) ... [2020-10-13 09:22:16,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16" (1/1) ... [2020-10-13 09:22:16,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16" (1/1) ... [2020-10-13 09:22:16,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16" (1/1) ... [2020-10-13 09:22:16,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16" (1/1) ... [2020-10-13 09:22:16,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16" (1/1) ... [2020-10-13 09:22:16,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16" (1/1) ... [2020-10-13 09:22:16,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 09:22:16,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 09:22:16,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 09:22:16,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 09:22:16,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16" (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 09:22:16,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 09:22:16,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 09:22:16,909 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-13 09:22:16,909 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-13 09:22:16,909 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 09:22:16,909 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-13 09:22:16,909 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-13 09:22:16,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 09:22:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 09:22:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 09:22:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 09:22:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 09:22:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 09:22:19,242 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 09:22:19,242 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 09:22:19,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:19 BoogieIcfgContainer [2020-10-13 09:22:19,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 09:22:19,252 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 09:22:19,252 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 09:22:19,255 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 09:22:19,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:22:15" (1/3) ... [2020-10-13 09:22:19,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b286466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:19, skipping insertion in model container [2020-10-13 09:22:19,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:16" (2/3) ... [2020-10-13 09:22:19,257 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b286466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:19, skipping insertion in model container [2020-10-13 09:22:19,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:19" (3/3) ... [2020-10-13 09:22:19,259 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label42.c [2020-10-13 09:22:19,270 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 09:22:19,279 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 09:22:19,294 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 09:22:19,323 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 09:22:19,323 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 09:22:19,323 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 09:22:19,323 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 09:22:19,323 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 09:22:19,324 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 09:22:19,324 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 09:22:19,324 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 09:22:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2020-10-13 09:22:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-13 09:22:19,363 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:22:19,364 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:22:19,365 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:22:19,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:22:19,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1984606347, now seen corresponding path program 1 times [2020-10-13 09:22:19,380 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:22:19,381 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [671224685] [2020-10-13 09:22:19,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:22:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:19,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:20,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:20,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:22:20,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:20,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 463 [2020-10-13 09:22:20,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:20,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 09:22:20,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 09:22:20,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-13 09:22:20,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 09:22:20,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:22:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:20,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:20,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 09:22:20,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:20,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:22:20,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:20,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 09:22:20,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:22:20,243 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 09:22:20,244 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [671224685] [2020-10-13 09:22:20,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 09:22:20,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 09:22:20,247 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216750285] [2020-10-13 09:22:20,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:22:20,254 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:22:20,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:22:20,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:22:20,272 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 5 states. [2020-10-13 09:22:25,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:22:25,510 INFO L93 Difference]: Finished difference Result 1515 states and 2848 transitions. [2020-10-13 09:22:25,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:22:25,512 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2020-10-13 09:22:25,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:22:25,539 INFO L225 Difference]: With dead ends: 1515 [2020-10-13 09:22:25,539 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:22:25,552 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:22:25,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:22:25,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:22:25,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:22:25,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1666 transitions. [2020-10-13 09:22:25,686 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1666 transitions. Word has length 68 [2020-10-13 09:22:25,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:22:25,689 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1666 transitions. [2020-10-13 09:22:25,690 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:22:25,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1666 transitions. [2020-10-13 09:22:25,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-10-13 09:22:25,719 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:22:25,723 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, 3, 3, 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] [2020-10-13 09:22:25,723 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 09:22:25,724 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:22:25,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:22:25,724 INFO L82 PathProgramCache]: Analyzing trace with hash -763824464, now seen corresponding path program 1 times [2020-10-13 09:22:25,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:22:25,725 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [152123827] [2020-10-13 09:22:25,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:22:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:25,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:25,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:26,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:26,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:26,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:30,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:30,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:30,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-13 09:22:30,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:22:30,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 09:22:30,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:30,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:22:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 179 [2020-10-13 09:22:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-13 09:22:30,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 09:22:31,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:22:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:31,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:31,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:31,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:22:31,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:31,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 09:22:31,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:22:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:31,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:22:31,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:22:31,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:22:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:31,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:31,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:31,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:22:31,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:31,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 09:22:31,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:31,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:22:31,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:31,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:22:31,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-13 09:22:31,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:22:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:31,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:31,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:31,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-13 09:22:31,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:31,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-13 09:22:31,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:31,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:22:31,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:31,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-13 09:22:31,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:22:31,445 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 123 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:22:31,446 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [152123827] [2020-10-13 09:22:31,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:22:31,446 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:22:31,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466010474] [2020-10-13 09:22:31,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:22:31,450 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:22:31,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:22:31,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:22:31,451 INFO L87 Difference]: Start difference. First operand 1031 states and 1666 transitions. Second operand 5 states. [2020-10-13 09:22:34,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:22:34,065 INFO L93 Difference]: Finished difference Result 2088 states and 3369 transitions. [2020-10-13 09:22:34,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:22:34,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 235 [2020-10-13 09:22:34,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:22:34,082 INFO L225 Difference]: With dead ends: 2088 [2020-10-13 09:22:34,082 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:22:34,087 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 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 09:22:34,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:22:34,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:22:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:22:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1664 transitions. [2020-10-13 09:22:34,146 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1664 transitions. Word has length 235 [2020-10-13 09:22:34,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:22:34,150 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1664 transitions. [2020-10-13 09:22:34,150 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:22:34,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1664 transitions. [2020-10-13 09:22:34,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-10-13 09:22:34,161 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:22:34,161 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, 3, 3, 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 09:22:34,162 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 09:22:34,162 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:22:34,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:22:34,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1914103647, now seen corresponding path program 1 times [2020-10-13 09:22:34,163 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:22:34,163 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1228382587] [2020-10-13 09:22:34,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:22:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:34,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:34,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:34,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:34,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:36,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:37,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:39,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:39,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-13 09:22:39,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:22:39,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-13 09:22:39,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:39,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:22:39,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 188 [2020-10-13 09:22:39,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-13 09:22:39,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:22:39,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:22:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:39,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:39,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:39,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:22:39,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:39,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 09:22:39,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:39,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:22:39,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:39,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:22:39,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:22:39,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:22:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:39,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:39,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:39,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:22:39,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:39,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 09:22:39,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:39,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:22:39,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:39,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:22:39,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:22:39,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:22:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:39,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:39,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:39,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-13 09:22:39,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:39,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-13 09:22:39,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:39,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:22:39,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:39,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-13 09:22:39,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:22:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 123 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:22:39,689 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1228382587] [2020-10-13 09:22:39,690 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:22:39,690 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:22:39,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460987381] [2020-10-13 09:22:39,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:22:39,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:22:39,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:22:39,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:22:39,697 INFO L87 Difference]: Start difference. First operand 1031 states and 1664 transitions. Second operand 5 states. [2020-10-13 09:22:42,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:22:42,260 INFO L93 Difference]: Finished difference Result 2095 states and 3372 transitions. [2020-10-13 09:22:42,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:22:42,263 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 244 [2020-10-13 09:22:42,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:22:42,270 INFO L225 Difference]: With dead ends: 2095 [2020-10-13 09:22:42,270 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:22:42,273 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 09:22:42,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:22:42,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:22:42,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:22:42,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1662 transitions. [2020-10-13 09:22:42,308 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1662 transitions. Word has length 244 [2020-10-13 09:22:42,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:22:42,310 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1662 transitions. [2020-10-13 09:22:42,310 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:22:42,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1662 transitions. [2020-10-13 09:22:42,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-10-13 09:22:42,315 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:22:42,315 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, 3, 3, 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] [2020-10-13 09:22:42,315 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 09:22:42,315 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:22:42,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:22:42,316 INFO L82 PathProgramCache]: Analyzing trace with hash 176492032, now seen corresponding path program 1 times [2020-10-13 09:22:42,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:22:42,317 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [549635825] [2020-10-13 09:22:42,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:22:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:42,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:42,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:42,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:43,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:44,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:44,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:47,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:47,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-13 09:22:47,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:22:47,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-13 09:22:47,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:47,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:22:47,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 203 [2020-10-13 09:22:47,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 09:22:47,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:22:47,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:22:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:47,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:47,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:47,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:22:47,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:47,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 09:22:47,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:47,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:22:47,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:47,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:22:47,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:22:47,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:22:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:47,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:47,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:47,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:22:47,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:47,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 09:22:47,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:47,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:22:47,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:47,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:22:47,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:22:47,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:22:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:47,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:47,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:47,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-13 09:22:47,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:47,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-13 09:22:47,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:47,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:22:47,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:47,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-13 09:22:47,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:22:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 123 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:22:47,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [549635825] [2020-10-13 09:22:47,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:22:47,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 09:22:47,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242216614] [2020-10-13 09:22:47,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 09:22:47,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:22:47,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 09:22:47,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-13 09:22:47,983 INFO L87 Difference]: Start difference. First operand 1031 states and 1662 transitions. Second operand 8 states. [2020-10-13 09:22:50,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:22:50,622 INFO L93 Difference]: Finished difference Result 2132 states and 3412 transitions. [2020-10-13 09:22:50,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 09:22:50,624 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 259 [2020-10-13 09:22:50,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:22:50,631 INFO L225 Difference]: With dead ends: 2132 [2020-10-13 09:22:50,632 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:22:50,636 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:22:50,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:22:50,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:22:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:22:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1656 transitions. [2020-10-13 09:22:50,668 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1656 transitions. Word has length 259 [2020-10-13 09:22:50,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:22:50,668 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1656 transitions. [2020-10-13 09:22:50,668 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 09:22:50,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1656 transitions. [2020-10-13 09:22:50,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-10-13 09:22:50,681 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:22:50,682 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, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:22:50,682 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 09:22:50,682 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:22:50,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:22:50,683 INFO L82 PathProgramCache]: Analyzing trace with hash 2126248652, now seen corresponding path program 1 times [2020-10-13 09:22:50,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:22:50,683 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [875165019] [2020-10-13 09:22:50,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:22:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:50,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:50,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:50,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:52,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:52,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:54,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:55,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:55,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-13 09:22:55,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:22:55,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-13 09:22:55,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:55,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:22:55,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 09:22:55,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:22:55,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:22:55,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:22:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:55,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:55,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:55,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:22:55,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:55,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 09:22:55,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:55,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:22:55,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:55,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:22:55,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:22:55,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:22:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:55,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:55,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:55,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:22:55,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:22:55,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-13 09:22:55,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:22:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:22:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-13 09:22:55,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:22:55,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:22:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:22:56,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:56,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:22:56,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:22:56,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:22:56,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:22:56,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 232 [2020-10-13 09:22:56,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:22:56,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:22:56,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:22:56,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:22:56,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:22:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 194 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:22:56,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [875165019] [2020-10-13 09:22:56,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:22:56,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 09:22:56,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642616367] [2020-10-13 09:22:56,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 09:22:56,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:22:56,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 09:22:56,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:22:56,909 INFO L87 Difference]: Start difference. First operand 1031 states and 1656 transitions. Second operand 6 states. [2020-10-13 09:22:59,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:22:59,978 INFO L93 Difference]: Finished difference Result 2185 states and 3453 transitions. [2020-10-13 09:22:59,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:22:59,985 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 301 [2020-10-13 09:22:59,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:22:59,990 INFO L225 Difference]: With dead ends: 2185 [2020-10-13 09:22:59,991 INFO L226 Difference]: Without dead ends: 1096 [2020-10-13 09:22:59,995 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-13 09:22:59,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1096 states. [2020-10-13 09:23:00,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1096 to 1031. [2020-10-13 09:23:00,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:23:00,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1462 transitions. [2020-10-13 09:23:00,036 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1462 transitions. Word has length 301 [2020-10-13 09:23:00,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:23:00,036 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1462 transitions. [2020-10-13 09:23:00,036 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 09:23:00,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1462 transitions. [2020-10-13 09:23:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2020-10-13 09:23:00,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:23:00,042 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:23:00,042 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 09:23:00,042 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:23:00,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:23:00,043 INFO L82 PathProgramCache]: Analyzing trace with hash 746247960, now seen corresponding path program 1 times [2020-10-13 09:23:00,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:23:00,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1064131857] [2020-10-13 09:23:00,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:23:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:00,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:00,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:00,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:00,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:01,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:03,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:05,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:05,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 323 [2020-10-13 09:23:05,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:23:05,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 09:23:05,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:05,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:23:05,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-13 09:23:05,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:23:05,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:05,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:23:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:05,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:05,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:05,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:23:05,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:05,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:23:05,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:05,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:05,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:05,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:05,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:05,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:23:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:05,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:05,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:05,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-13 09:23:05,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:05,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 09:23:05,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:23:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-13 09:23:05,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:05,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 09:23:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:05,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:05,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:05,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:05,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:23:05,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:23:05,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 599 [2020-10-13 09:23:05,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:05,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:23:05,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:23:05,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:23:05,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:23:06,881 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 204 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:23:06,881 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1064131857] [2020-10-13 09:23:06,883 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:23:06,883 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 09:23:06,884 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224866217] [2020-10-13 09:23:06,884 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 09:23:06,885 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:23:06,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 09:23:06,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:23:06,886 INFO L87 Difference]: Start difference. First operand 1031 states and 1462 transitions. Second operand 7 states. [2020-10-13 09:23:11,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:23:11,858 INFO L93 Difference]: Finished difference Result 2198 states and 3095 transitions. [2020-10-13 09:23:11,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 09:23:11,862 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 311 [2020-10-13 09:23:11,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:23:11,868 INFO L225 Difference]: With dead ends: 2198 [2020-10-13 09:23:11,869 INFO L226 Difference]: Without dead ends: 1109 [2020-10-13 09:23:11,873 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-13 09:23:11,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2020-10-13 09:23:11,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1033. [2020-10-13 09:23:11,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1033 states. [2020-10-13 09:23:11,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1406 transitions. [2020-10-13 09:23:11,913 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1406 transitions. Word has length 311 [2020-10-13 09:23:11,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:23:11,914 INFO L479 AbstractCegarLoop]: Abstraction has 1033 states and 1406 transitions. [2020-10-13 09:23:11,914 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 09:23:11,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1406 transitions. [2020-10-13 09:23:11,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2020-10-13 09:23:11,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:23:11,922 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:23:11,922 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 09:23:11,922 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:23:11,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:23:11,923 INFO L82 PathProgramCache]: Analyzing trace with hash -1744670512, now seen corresponding path program 1 times [2020-10-13 09:23:11,923 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:23:11,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1626478247] [2020-10-13 09:23:11,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:23:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:11,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:12,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:12,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:12,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:13,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:14,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:16,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:16,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 327 [2020-10-13 09:23:16,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:23:16,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4308 [2020-10-13 09:23:16,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:16,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:23:16,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 99 [2020-10-13 09:23:16,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:23:16,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:16,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:23:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:16,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:16,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:16,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:23:16,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:16,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:23:16,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:16,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:16,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:16,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:16,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:16,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:23:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:16,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:16,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:16,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-13 09:23:16,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:16,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 09:23:16,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:16,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:23:16,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:16,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-13 09:23:16,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:23:16,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 09:23:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:16,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:16,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:16,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:16,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:23:16,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:23:16,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 383 [2020-10-13 09:23:16,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:16,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:23:16,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:23:16,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:23:16,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:17,012 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 208 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:23:17,012 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1626478247] [2020-10-13 09:23:17,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:23:17,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 09:23:17,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493673047] [2020-10-13 09:23:17,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 09:23:17,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:23:17,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 09:23:17,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:23:17,015 INFO L87 Difference]: Start difference. First operand 1033 states and 1406 transitions. Second operand 7 states. [2020-10-13 09:23:19,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:23:19,692 INFO L93 Difference]: Finished difference Result 2187 states and 3032 transitions. [2020-10-13 09:23:19,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 09:23:19,693 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 315 [2020-10-13 09:23:19,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:23:19,699 INFO L225 Difference]: With dead ends: 2187 [2020-10-13 09:23:19,699 INFO L226 Difference]: Without dead ends: 1083 [2020-10-13 09:23:19,703 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:23:19,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2020-10-13 09:23:19,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 1038. [2020-10-13 09:23:19,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1038 states. [2020-10-13 09:23:19,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1298 transitions. [2020-10-13 09:23:19,734 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1298 transitions. Word has length 315 [2020-10-13 09:23:19,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:23:19,734 INFO L479 AbstractCegarLoop]: Abstraction has 1038 states and 1298 transitions. [2020-10-13 09:23:19,734 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 09:23:19,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1298 transitions. [2020-10-13 09:23:19,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-10-13 09:23:19,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:23:19,738 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:23:19,738 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 09:23:19,738 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:23:19,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:23:19,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1005679172, now seen corresponding path program 1 times [2020-10-13 09:23:19,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:23:19,739 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1447350695] [2020-10-13 09:23:19,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:23:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:19,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:19,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:19,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:21,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:21,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:24,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:24,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:24,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 349 [2020-10-13 09:23:24,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:23:24,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 09:23:24,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:24,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:23:24,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 09:23:24,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-13 09:23:24,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:24,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:23:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:24,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:24,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:24,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:23:24,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:24,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:23:24,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:24,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:24,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:24,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:24,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:24,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:23:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:24,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:24,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:24,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-13 09:23:24,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:24,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 09:23:24,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:24,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:23:24,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:24,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-13 09:23:24,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:24,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 09:23:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:24,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:24,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:25,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:25,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:23:25,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:23:25,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 438 [2020-10-13 09:23:25,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:25,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:23:25,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:23:25,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:23:25,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:25,495 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 230 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:23:25,496 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1447350695] [2020-10-13 09:23:25,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:23:25,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 09:23:25,496 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567040275] [2020-10-13 09:23:25,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 09:23:25,498 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:23:25,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 09:23:25,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:23:25,498 INFO L87 Difference]: Start difference. First operand 1038 states and 1298 transitions. Second operand 7 states. [2020-10-13 09:23:28,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:23:28,751 INFO L93 Difference]: Finished difference Result 2460 states and 3112 transitions. [2020-10-13 09:23:28,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 09:23:28,752 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 337 [2020-10-13 09:23:28,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:23:28,759 INFO L225 Difference]: With dead ends: 2460 [2020-10-13 09:23:28,759 INFO L226 Difference]: Without dead ends: 1077 [2020-10-13 09:23:28,763 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 09:23:28,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2020-10-13 09:23:28,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 1038. [2020-10-13 09:23:28,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1038 states. [2020-10-13 09:23:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1258 transitions. [2020-10-13 09:23:28,790 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1258 transitions. Word has length 337 [2020-10-13 09:23:28,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:23:28,790 INFO L479 AbstractCegarLoop]: Abstraction has 1038 states and 1258 transitions. [2020-10-13 09:23:28,790 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 09:23:28,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1258 transitions. [2020-10-13 09:23:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2020-10-13 09:23:28,794 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:23:28,794 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, 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, 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] [2020-10-13 09:23:28,795 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 09:23:28,795 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:23:28,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:23:28,795 INFO L82 PathProgramCache]: Analyzing trace with hash -524059652, now seen corresponding path program 1 times [2020-10-13 09:23:28,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:23:28,796 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [218149632] [2020-10-13 09:23:28,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:23:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:28,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:28,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:29,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:31,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:31,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:31,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 353 [2020-10-13 09:23:31,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 09:23:31,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2441 [2020-10-13 09:23:31,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:31,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:23:31,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 285 [2020-10-13 09:23:31,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 09:23:31,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:31,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:23:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:31,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:31,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:31,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:23:31,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:31,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:23:31,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:31,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:31,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:31,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:31,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:31,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:23:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:31,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:31,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:31,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-13 09:23:31,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:31,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 09:23:31,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:31,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:31,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:31,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:31,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:31,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 09:23:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:31,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:31,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:31,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:23:31,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:31,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 09:23:31,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:31,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:23:31,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:31,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 153 [2020-10-13 09:23:31,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 123 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-13 09:23:31,575 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [218149632] [2020-10-13 09:23:31,575 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:23:31,575 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:23:31,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021039558] [2020-10-13 09:23:31,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:23:31,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:23:31,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:23:31,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:23:31,577 INFO L87 Difference]: Start difference. First operand 1038 states and 1258 transitions. Second operand 5 states. [2020-10-13 09:23:33,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:23:33,855 INFO L93 Difference]: Finished difference Result 2765 states and 3415 transitions. [2020-10-13 09:23:33,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:23:33,856 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 341 [2020-10-13 09:23:33,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:23:33,864 INFO L225 Difference]: With dead ends: 2765 [2020-10-13 09:23:33,865 INFO L226 Difference]: Without dead ends: 1733 [2020-10-13 09:23:33,867 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 09:23:33,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2020-10-13 09:23:33,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 1724. [2020-10-13 09:23:33,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1724 states. [2020-10-13 09:23:33,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1724 states and 2071 transitions. [2020-10-13 09:23:33,906 INFO L78 Accepts]: Start accepts. Automaton has 1724 states and 2071 transitions. Word has length 341 [2020-10-13 09:23:33,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:23:33,906 INFO L479 AbstractCegarLoop]: Abstraction has 1724 states and 2071 transitions. [2020-10-13 09:23:33,906 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:23:33,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2071 transitions. [2020-10-13 09:23:33,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2020-10-13 09:23:33,911 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:23:33,911 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:23:33,912 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 09:23:33,912 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:23:33,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:23:33,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1546379063, now seen corresponding path program 1 times [2020-10-13 09:23:33,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:23:33,913 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1009071246] [2020-10-13 09:23:33,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:23:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:33,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:34,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:34,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:35,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:37,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:37,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:38,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:38,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 427 [2020-10-13 09:23:38,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:23:38,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 09:23:38,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:38,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:23:38,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 359 [2020-10-13 09:23:38,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-13 09:23:38,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:39,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:23:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:39,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:39,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:39,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:23:39,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:39,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 09:23:39,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:39,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:39,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:23:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:39,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:39,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:39,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-13 09:23:39,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:39,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 09:23:39,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:39,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:39,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:39,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:39,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:39,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 09:23:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:39,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:39,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:39,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:23:39,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:39,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 09:23:39,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:39,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:39,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2020-10-13 09:23:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:39,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:39,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:39,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 09:23:39,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:39,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 09:23:39,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:39,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:23:39,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:39,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 09:23:39,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:39,423 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 186 proven. 3 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2020-10-13 09:23:39,424 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1009071246] [2020-10-13 09:23:39,424 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:23:39,424 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 09:23:39,424 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980975262] [2020-10-13 09:23:39,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 09:23:39,425 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:23:39,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 09:23:39,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-13 09:23:39,425 INFO L87 Difference]: Start difference. First operand 1724 states and 2071 transitions. Second operand 8 states. [2020-10-13 09:23:41,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:23:41,309 INFO L93 Difference]: Finished difference Result 3176 states and 3781 transitions. [2020-10-13 09:23:41,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 09:23:41,310 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 413 [2020-10-13 09:23:41,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:23:41,311 INFO L225 Difference]: With dead ends: 3176 [2020-10-13 09:23:41,311 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 09:23:41,317 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:23:41,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 09:23:41,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 09:23:41,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 09:23:41,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 09:23:41,318 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 413 [2020-10-13 09:23:41,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:23:41,318 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 09:23:41,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 09:23:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 09:23:41,319 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 09:23:41,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 09:23:41,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 09:23:41,583 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 102 [2020-10-13 09:23:41,992 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 102 [2020-10-13 09:23:42,248 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2020-10-13 09:23:42,600 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 48 [2020-10-13 09:23:42,726 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 33 [2020-10-13 09:23:42,981 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 51 [2020-10-13 09:23:43,268 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2020-10-13 09:23:43,273 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:23:43,273 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)|) (= ~a18~0 |old(~a18~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-10-13 09:23:43,273 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:23:43,273 INFO L268 CegarLoopResult]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,273 INFO L268 CegarLoopResult]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:23:43,274 INFO L268 CegarLoopResult]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,274 INFO L268 CegarLoopResult]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,274 INFO L268 CegarLoopResult]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,274 INFO L268 CegarLoopResult]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,274 INFO L268 CegarLoopResult]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,274 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,275 INFO L268 CegarLoopResult]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,275 INFO L268 CegarLoopResult]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,275 INFO L268 CegarLoopResult]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,275 INFO L268 CegarLoopResult]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,275 INFO L268 CegarLoopResult]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,275 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,275 INFO L268 CegarLoopResult]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,276 INFO L268 CegarLoopResult]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,276 INFO L268 CegarLoopResult]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,276 INFO L268 CegarLoopResult]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,276 INFO L268 CegarLoopResult]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,276 INFO L268 CegarLoopResult]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,276 INFO L268 CegarLoopResult]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,276 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,276 INFO L268 CegarLoopResult]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,276 INFO L268 CegarLoopResult]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,277 INFO L268 CegarLoopResult]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,277 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,277 INFO L268 CegarLoopResult]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,277 INFO L268 CegarLoopResult]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,277 INFO L268 CegarLoopResult]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,277 INFO L264 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse0 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or .cse0 (not (= 4 |old(~a15~0)|))) (or (= 10 |old(~a16~0)|) .cse0 (and (= 3 |old(~a15~0)|) (= 5 |old(~a12~0)|) (not (<= 0 (+ |old(~a18~0)| 155))) (= 8 |old(~a16~0)|))))) [2020-10-13 09:23:43,277 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,277 INFO L268 CegarLoopResult]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,278 INFO L268 CegarLoopResult]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,278 INFO L268 CegarLoopResult]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,278 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,278 INFO L268 CegarLoopResult]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,278 INFO L268 CegarLoopResult]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,278 INFO L268 CegarLoopResult]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:23:43,279 INFO L268 CegarLoopResult]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,279 INFO L268 CegarLoopResult]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,279 INFO L268 CegarLoopResult]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,279 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,279 INFO L268 CegarLoopResult]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,279 INFO L268 CegarLoopResult]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,279 INFO L268 CegarLoopResult]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,279 INFO L268 CegarLoopResult]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,279 INFO L268 CegarLoopResult]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2020-10-13 09:23:43,280 INFO L268 CegarLoopResult]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,280 INFO L268 CegarLoopResult]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,280 INFO L268 CegarLoopResult]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,280 INFO L268 CegarLoopResult]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,280 INFO L268 CegarLoopResult]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,280 INFO L268 CegarLoopResult]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,280 INFO L268 CegarLoopResult]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,280 INFO L268 CegarLoopResult]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,281 INFO L268 CegarLoopResult]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,281 INFO L268 CegarLoopResult]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,281 INFO L268 CegarLoopResult]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,281 INFO L268 CegarLoopResult]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,281 INFO L268 CegarLoopResult]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,281 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-13 09:23:43,281 INFO L268 CegarLoopResult]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,281 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-13 09:23:43,282 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-13 09:23:43,282 INFO L264 CegarLoopResult]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse4 (= 10 |old(~a16~0)|))) (let ((.cse2 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|))) (.cse3 (not (= 5 |old(~a12~0)|))) (.cse0 (not (= 3 |old(~a15~0)|))) (.cse1 (not .cse4))) (and (or (not (= 8 |old(~a12~0)|)) .cse0 .cse1) (or .cse0 (not (= 6 |old(~a12~0)|)) .cse1) (or .cse2 (not (= 4 |old(~a15~0)|))) (or .cse3 .cse0 (not (= 8 |old(~a16~0)|)) (not (<= (+ |old(~a18~0)| 156) 0))) (or .cse4 .cse2) (or .cse3 .cse0 (not (<= |old(~a18~0)| 112)) (not (<= 7 |old(~a18~0)|)) .cse1)))) [2020-10-13 09:23:43,282 INFO L268 CegarLoopResult]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,282 INFO L268 CegarLoopResult]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2020-10-13 09:23:43,282 INFO L268 CegarLoopResult]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,282 INFO L268 CegarLoopResult]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,282 INFO L268 CegarLoopResult]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,282 INFO L268 CegarLoopResult]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,282 INFO L268 CegarLoopResult]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,283 INFO L268 CegarLoopResult]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,284 INFO L268 CegarLoopResult]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,285 INFO L268 CegarLoopResult]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,286 INFO L268 CegarLoopResult]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,287 INFO L268 CegarLoopResult]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,287 INFO L268 CegarLoopResult]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,287 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,287 INFO L268 CegarLoopResult]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,287 INFO L268 CegarLoopResult]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,287 INFO L268 CegarLoopResult]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,287 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-13 09:23:43,287 INFO L268 CegarLoopResult]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,287 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,288 INFO L268 CegarLoopResult]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,289 INFO L268 CegarLoopResult]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,290 INFO L268 CegarLoopResult]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,291 INFO L268 CegarLoopResult]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,292 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse1 (= ~a18~0 |old(~a18~0)|)) (.cse2 (= ~a16~0 |old(~a16~0)|)) (.cse3 (= ~a12~0 |old(~a12~0)|))) (let ((.cse4 (not (= 3 |old(~a15~0)|))) (.cse0 (= ~a15~0 3)) (.cse5 (and .cse1 .cse2 .cse3 (= ~a15~0 |old(~a15~0)|)))) (and (or (and .cse0 .cse1 .cse2 .cse3) .cse4 (not (= 6 |old(~a12~0)|))) (or .cse5 (not (= 4 |old(~a15~0)|))) (or (not (= 5 |old(~a12~0)|)) .cse4 (not (<= |old(~a18~0)| 112)) (and .cse0 .cse1 .cse2 (= 5 ~a12~0)) (not (<= 7 |old(~a18~0)|))) (or (not (= 8 |old(~a12~0)|)) .cse4 (and .cse0 .cse1 (= ~a12~0 8) .cse2)) (or (= 10 |old(~a16~0)|) .cse5)))) [2020-10-13 09:23:43,292 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,292 INFO L268 CegarLoopResult]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,292 INFO L268 CegarLoopResult]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,292 INFO L268 CegarLoopResult]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,292 INFO L268 CegarLoopResult]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,292 INFO L268 CegarLoopResult]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,293 INFO L268 CegarLoopResult]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,293 INFO L268 CegarLoopResult]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,293 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,293 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-13 09:23:43,293 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-13 09:23:43,293 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-13 09:23:43,293 INFO L268 CegarLoopResult]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,293 INFO L268 CegarLoopResult]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,293 INFO L268 CegarLoopResult]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,294 INFO L268 CegarLoopResult]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,294 INFO L268 CegarLoopResult]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,294 INFO L268 CegarLoopResult]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,294 INFO L268 CegarLoopResult]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,294 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,294 INFO L268 CegarLoopResult]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,294 INFO L268 CegarLoopResult]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,294 INFO L268 CegarLoopResult]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,295 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-13 09:23:43,295 INFO L268 CegarLoopResult]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,295 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-13 09:23:43,295 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-13 09:23:43,295 INFO L268 CegarLoopResult]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,295 INFO L268 CegarLoopResult]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,295 INFO L268 CegarLoopResult]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,295 INFO L268 CegarLoopResult]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,295 INFO L268 CegarLoopResult]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,296 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,296 INFO L268 CegarLoopResult]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,296 INFO L268 CegarLoopResult]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,296 INFO L268 CegarLoopResult]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,296 INFO L268 CegarLoopResult]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,296 INFO L268 CegarLoopResult]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,296 INFO L268 CegarLoopResult]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,296 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-13 09:23:43,296 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,297 INFO L268 CegarLoopResult]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,298 INFO L268 CegarLoopResult]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,299 INFO L268 CegarLoopResult]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,299 INFO L268 CegarLoopResult]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,299 INFO L268 CegarLoopResult]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,299 INFO L268 CegarLoopResult]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,299 INFO L268 CegarLoopResult]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,299 INFO L268 CegarLoopResult]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,299 INFO L268 CegarLoopResult]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,299 INFO L268 CegarLoopResult]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,299 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,300 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-13 09:23:43,300 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-13 09:23:43,300 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-13 09:23:43,300 INFO L268 CegarLoopResult]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,300 INFO L268 CegarLoopResult]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,300 INFO L268 CegarLoopResult]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,300 INFO L268 CegarLoopResult]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,300 INFO L268 CegarLoopResult]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,300 INFO L268 CegarLoopResult]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,301 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2020-10-13 09:23:43,301 INFO L268 CegarLoopResult]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,301 INFO L268 CegarLoopResult]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,301 INFO L268 CegarLoopResult]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,301 INFO L268 CegarLoopResult]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,301 INFO L268 CegarLoopResult]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,301 INFO L268 CegarLoopResult]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,302 INFO L268 CegarLoopResult]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,302 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-13 09:23:43,302 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-13 09:23:43,302 INFO L268 CegarLoopResult]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,302 INFO L268 CegarLoopResult]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,302 INFO L268 CegarLoopResult]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,302 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,302 INFO L268 CegarLoopResult]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,302 INFO L268 CegarLoopResult]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,303 INFO L268 CegarLoopResult]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,303 INFO L268 CegarLoopResult]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,303 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,303 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,303 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-13 09:23:43,303 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-13 09:23:43,303 INFO L268 CegarLoopResult]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,303 INFO L268 CegarLoopResult]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,303 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,304 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,305 INFO L268 CegarLoopResult]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,305 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-13 09:23:43,305 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-13 09:23:43,305 INFO L268 CegarLoopResult]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,305 INFO L268 CegarLoopResult]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,305 INFO L268 CegarLoopResult]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,305 INFO L268 CegarLoopResult]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,305 INFO L268 CegarLoopResult]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,305 INFO L268 CegarLoopResult]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,306 INFO L268 CegarLoopResult]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,307 INFO L268 CegarLoopResult]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,308 INFO L268 CegarLoopResult]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,309 INFO L268 CegarLoopResult]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,309 INFO L268 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2020-10-13 09:23:43,309 INFO L268 CegarLoopResult]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,309 INFO L268 CegarLoopResult]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,309 INFO L268 CegarLoopResult]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,309 INFO L268 CegarLoopResult]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,309 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-13 09:23:43,309 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-13 09:23:43,309 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,310 INFO L268 CegarLoopResult]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,311 INFO L268 CegarLoopResult]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,312 INFO L268 CegarLoopResult]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,312 INFO L268 CegarLoopResult]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,312 INFO L268 CegarLoopResult]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,312 INFO L268 CegarLoopResult]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,312 INFO L268 CegarLoopResult]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,312 INFO L268 CegarLoopResult]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,312 INFO L268 CegarLoopResult]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,312 INFO L268 CegarLoopResult]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,312 INFO L268 CegarLoopResult]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,313 INFO L268 CegarLoopResult]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,313 INFO L268 CegarLoopResult]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,313 INFO L268 CegarLoopResult]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,313 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-13 09:23:43,313 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-13 09:23:43,313 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-13 09:23:43,313 INFO L268 CegarLoopResult]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,313 INFO L268 CegarLoopResult]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-13 09:23:43,314 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-13 09:23:43,315 INFO L268 CegarLoopResult]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,315 INFO L268 CegarLoopResult]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,315 INFO L268 CegarLoopResult]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2020-10-13 09:23:43,315 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:23:43,315 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (<= 11 ~a16~0) [2020-10-13 09:23:43,315 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 09:23:43,315 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:23:43,315 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= 11 |old(~a16~0)|))) [2020-10-13 09:23:43,315 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:23:43,316 INFO L264 CegarLoopResult]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse0 (= ~a15~0 3))) (or (not (= ~a16~0 10)) (and .cse0 (<= ~a18~0 112) (<= 7 ~a18~0) (= 5 ~a12~0)) (= ~a15~0 4) (not (<= 11 |old(~a16~0)|)) (and .cse0 (= ~a12~0 8)) (and (= ~a12~0 6) .cse0))) [2020-10-13 09:23:43,316 INFO L268 CegarLoopResult]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2020-10-13 09:23:43,316 INFO L268 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2020-10-13 09:23:43,316 INFO L264 CegarLoopResult]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse0 (= ~a15~0 3))) (or (not (= ~a16~0 10)) (and .cse0 (<= ~a18~0 112) (<= 7 ~a18~0) (= 5 ~a12~0)) (= ~a15~0 4) (not (<= 11 |old(~a16~0)|)) (and .cse0 (= ~a12~0 8)) (and (= ~a12~0 6) .cse0))) [2020-10-13 09:23:43,316 INFO L268 CegarLoopResult]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:23:43,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:23:43 BoogieIcfgContainer [2020-10-13 09:23:43,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 09:23:43,339 INFO L168 Benchmark]: Toolchain (without parser) took 88034.37 ms. Allocated memory was 147.3 MB in the beginning and 1.1 GB in the end (delta: 985.7 MB). Free memory was 99.2 MB in the beginning and 859.9 MB in the end (delta: -760.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2020-10-13 09:23:43,340 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 09:23:43,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1327.57 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 99.0 MB in the beginning and 128.3 MB in the end (delta: -29.3 MB). Peak memory consumption was 38.0 MB. Max. memory is 7.1 GB. [2020-10-13 09:23:43,341 INFO L168 Benchmark]: Boogie Preprocessor took 196.29 ms. Allocated memory is still 205.0 MB. Free memory was 128.3 MB in the beginning and 117.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. [2020-10-13 09:23:43,342 INFO L168 Benchmark]: RCFGBuilder took 2418.74 ms. Allocated memory was 205.0 MB in the beginning and 251.1 MB in the end (delta: 46.1 MB). Free memory was 117.5 MB in the beginning and 109.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 76.2 MB. Max. memory is 7.1 GB. [2020-10-13 09:23:43,343 INFO L168 Benchmark]: TraceAbstraction took 84085.56 ms. Allocated memory was 251.1 MB in the beginning and 1.1 GB in the end (delta: 881.9 MB). Free memory was 109.0 MB in the beginning and 859.9 MB in the end (delta: -750.9 MB). Peak memory consumption was 920.5 MB. Max. memory is 7.1 GB. [2020-10-13 09:23:43,346 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1327.57 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 99.0 MB in the beginning and 128.3 MB in the end (delta: -29.3 MB). Peak memory consumption was 38.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 196.29 ms. Allocated memory is still 205.0 MB. Free memory was 128.3 MB in the beginning and 117.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2418.74 ms. Allocated memory was 205.0 MB in the beginning and 251.1 MB in the end (delta: 46.1 MB). Free memory was 117.5 MB in the beginning and 109.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 76.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 84085.56 ms. Allocated memory was 251.1 MB in the beginning and 1.1 GB in the end (delta: 881.9 MB). Free memory was 109.0 MB in the beginning and 859.9 MB in the end (delta: -750.9 MB). Peak memory consumption was 920.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: 1773]: Loop Invariant Derived loop invariant: ((((!(a16 == 10) || (((a15 == 3 && a18 <= 112) && 7 <= a18) && 5 == a12)) || a15 == 4) || !(11 <= \old(a16))) || (a15 == 3 && a12 == 8)) || (a12 == 6 && a15 == 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 81.9s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 31.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 399 SDtfs, 6666 SDslu, 398 SDs, 0 SdLazy, 17837 SolverSat, 2168 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 22.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 161 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1724occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 262 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 135 PreInvPairs, 175 NumberOfFragments, 395 HoareAnnotationTreeSize, 135 FomulaSimplifications, 815508 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 9 FomulaSimplificationsInter, 6665 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 47.8s InterpolantComputationTime, 2824 NumberOfCodeBlocks, 2824 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2814 ConstructedInterpolants, 0 QuantifiedInterpolants, 3788426 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 2099/2118 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...