/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label23.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 02:34:57,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 02:34:57,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 02:34:57,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 02:34:57,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 02:34:57,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 02:34:57,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 02:34:57,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 02:34:57,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 02:34:57,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 02:34:57,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 02:34:57,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 02:34:57,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 02:34:57,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 02:34:57,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 02:34:57,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 02:34:57,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 02:34:57,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 02:34:57,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 02:34:57,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 02:34:57,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 02:34:57,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 02:34:57,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 02:34:57,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 02:34:57,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 02:34:57,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 02:34:57,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 02:34:57,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 02:34:57,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 02:34:57,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 02:34:57,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 02:34:57,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 02:34:57,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 02:34:57,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 02:34:57,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 02:34:57,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 02:34:57,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 02:34:57,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 02:34:57,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 02:34:57,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 02:34:57,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 02:34:57,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 02:34:58,017 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 02:34:58,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 02:34:58,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 02:34:58,018 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 02:34:58,019 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 02:34:58,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 02:34:58,019 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 02:34:58,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 02:34:58,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 02:34:58,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 02:34:58,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 02:34:58,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 02:34:58,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 02:34:58,020 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 02:34:58,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 02:34:58,021 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 02:34:58,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 02:34:58,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 02:34:58,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 02:34:58,021 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 02:34:58,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 02:34:58,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 02:34:58,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 02:34:58,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 02:34:58,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 02:34:58,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 02:34:58,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 02:34:58,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 02:34:58,023 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 02:34:58,023 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 02:34:58,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 02:34:58,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 02:34:58,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 02:34:58,339 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 02:34:58,339 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 02:34:58,340 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label23.c [2020-10-14 02:34:58,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd78a064f/a4a5c047701946b381017030d52d0a0d/FLAG8425874e8 [2020-10-14 02:34:58,895 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 02:34:58,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem11_label23.c [2020-10-14 02:34:58,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd78a064f/a4a5c047701946b381017030d52d0a0d/FLAG8425874e8 [2020-10-14 02:34:59,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd78a064f/a4a5c047701946b381017030d52d0a0d [2020-10-14 02:34:59,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 02:34:59,154 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 02:34:59,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 02:34:59,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 02:34:59,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 02:34:59,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:34:59" (1/1) ... [2020-10-14 02:34:59,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f6acd59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:34:59, skipping insertion in model container [2020-10-14 02:34:59,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:34:59" (1/1) ... [2020-10-14 02:34:59,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 02:34:59,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 02:35:00,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 02:35:00,011 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 02:35:00,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 02:35:00,245 INFO L208 MainTranslator]: Completed translation [2020-10-14 02:35:00,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00 WrapperNode [2020-10-14 02:35:00,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 02:35:00,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 02:35:00,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 02:35:00,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 02:35:00,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00" (1/1) ... [2020-10-14 02:35:00,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00" (1/1) ... [2020-10-14 02:35:00,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00" (1/1) ... [2020-10-14 02:35:00,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00" (1/1) ... [2020-10-14 02:35:00,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00" (1/1) ... [2020-10-14 02:35:00,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00" (1/1) ... [2020-10-14 02:35:00,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00" (1/1) ... [2020-10-14 02:35:00,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 02:35:00,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 02:35:00,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 02:35:00,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 02:35:00,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 02:35:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 02:35:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 02:35:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 02:35:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 02:35:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 02:35:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 02:35:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 02:35:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 02:35:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 02:35:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 02:35:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 02:35:02,127 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 02:35:02,128 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 02:35:02,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:35:02 BoogieIcfgContainer [2020-10-14 02:35:02,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 02:35:02,136 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 02:35:02,136 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 02:35:02,139 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 02:35:02,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 02:34:59" (1/3) ... [2020-10-14 02:35:02,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6440cf29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:35:02, skipping insertion in model container [2020-10-14 02:35:02,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:35:00" (2/3) ... [2020-10-14 02:35:02,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6440cf29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:35:02, skipping insertion in model container [2020-10-14 02:35:02,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:35:02" (3/3) ... [2020-10-14 02:35:02,143 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label23.c [2020-10-14 02:35:02,153 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 02:35:02,161 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 02:35:02,175 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 02:35:02,202 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 02:35:02,202 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 02:35:02,202 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 02:35:02,202 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 02:35:02,203 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 02:35:02,203 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 02:35:02,203 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 02:35:02,203 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 02:35:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2020-10-14 02:35:02,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-14 02:35:02,238 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:35:02,239 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:35:02,239 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:35:02,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:35:02,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1552063366, now seen corresponding path program 1 times [2020-10-14 02:35:02,254 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:35:02,255 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [396129572] [2020-10-14 02:35:02,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:35:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:02,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:02,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:02,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-14 02:35:02,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:02,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 482 [2020-10-14 02:35:02,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:02,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 02:35:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 02:35:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-14 02:35:02,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 02:35:03,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:35:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:03,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:03,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:03,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:35:03,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:03,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 02:35:03,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:03,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:03,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:35:03,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:03,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 02:35:03,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 02:35:03,192 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [396129572] [2020-10-14 02:35:03,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 02:35:03,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 02:35:03,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693107288] [2020-10-14 02:35:03,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:35:03,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:35:03,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:35:03,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:35:03,217 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 5 states. [2020-10-14 02:35:06,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:35:06,240 INFO L93 Difference]: Finished difference Result 998 states and 1793 transitions. [2020-10-14 02:35:06,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 02:35:06,242 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2020-10-14 02:35:06,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:35:06,264 INFO L225 Difference]: With dead ends: 998 [2020-10-14 02:35:06,264 INFO L226 Difference]: Without dead ends: 638 [2020-10-14 02:35:06,280 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:35:06,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2020-10-14 02:35:06,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 621. [2020-10-14 02:35:06,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 621 states. [2020-10-14 02:35:06,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 950 transitions. [2020-10-14 02:35:06,375 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 950 transitions. Word has length 71 [2020-10-14 02:35:06,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:35:06,376 INFO L479 AbstractCegarLoop]: Abstraction has 621 states and 950 transitions. [2020-10-14 02:35:06,376 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:35:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 950 transitions. [2020-10-14 02:35:06,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-14 02:35:06,384 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:35:06,384 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:35:06,385 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 02:35:06,385 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:35:06,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:35:06,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1937579030, now seen corresponding path program 1 times [2020-10-14 02:35:06,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:35:06,386 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1506558498] [2020-10-14 02:35:06,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:35:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:06,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:06,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:07,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:07,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 02:35:07,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 02:35:07,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1216 [2020-10-14 02:35:07,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:07,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:07,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:07,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-14 02:35:07,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-14 02:35:07,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:07,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:35:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:07,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:07,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:07,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:35:07,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:07,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 02:35:07,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:07,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:07,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:35:07,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:07,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:35:07,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:07,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:35:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:07,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:07,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:07,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-14 02:35:07,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:07,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-14 02:35:07,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:07,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:07,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:35:07,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:07,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 02:35:07,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:07,914 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 63 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 02:35:07,914 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1506558498] [2020-10-14 02:35:07,915 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:35:07,915 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 02:35:07,915 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844041249] [2020-10-14 02:35:07,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:35:07,917 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:35:07,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:35:07,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:35:07,918 INFO L87 Difference]: Start difference. First operand 621 states and 950 transitions. Second operand 5 states. [2020-10-14 02:35:09,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:35:09,881 INFO L93 Difference]: Finished difference Result 1814 states and 2826 transitions. [2020-10-14 02:35:09,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:35:09,881 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2020-10-14 02:35:09,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:35:09,891 INFO L225 Difference]: With dead ends: 1814 [2020-10-14 02:35:09,891 INFO L226 Difference]: Without dead ends: 1199 [2020-10-14 02:35:09,894 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 02:35:09,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2020-10-14 02:35:09,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1193. [2020-10-14 02:35:09,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1193 states. [2020-10-14 02:35:09,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1193 states and 1666 transitions. [2020-10-14 02:35:09,961 INFO L78 Accepts]: Start accepts. Automaton has 1193 states and 1666 transitions. Word has length 141 [2020-10-14 02:35:09,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:35:09,961 INFO L479 AbstractCegarLoop]: Abstraction has 1193 states and 1666 transitions. [2020-10-14 02:35:09,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:35:09,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1666 transitions. [2020-10-14 02:35:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-14 02:35:09,966 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:35:09,966 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:35:09,966 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 02:35:09,967 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:35:09,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:35:09,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1983928202, now seen corresponding path program 1 times [2020-10-14 02:35:09,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:35:09,968 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1087098163] [2020-10-14 02:35:09,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:35:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:10,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:10,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:10,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:11,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:11,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-14 02:35:11,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 02:35:11,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1180 [2020-10-14 02:35:11,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:11,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:11,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:11,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 90 [2020-10-14 02:35:11,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-14 02:35:11,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:11,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:35:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:11,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:11,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:11,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:35:11,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:11,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:35:11,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:11,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:11,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:35:11,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:11,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:35:11,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:11,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:35:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:11,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:11,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:11,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-14 02:35:11,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:11,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-14 02:35:11,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:11,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:11,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:35:11,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:11,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-14 02:35:11,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:11,463 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 63 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 02:35:11,464 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1087098163] [2020-10-14 02:35:11,464 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:35:11,464 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 02:35:11,464 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087223991] [2020-10-14 02:35:11,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:35:11,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:35:11,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:35:11,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:35:11,466 INFO L87 Difference]: Start difference. First operand 1193 states and 1666 transitions. Second operand 5 states. [2020-10-14 02:35:13,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:35:13,822 INFO L93 Difference]: Finished difference Result 2970 states and 4297 transitions. [2020-10-14 02:35:13,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:35:13,823 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2020-10-14 02:35:13,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:35:13,833 INFO L225 Difference]: With dead ends: 2970 [2020-10-14 02:35:13,834 INFO L226 Difference]: Without dead ends: 1783 [2020-10-14 02:35:13,838 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 02:35:13,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1783 states. [2020-10-14 02:35:13,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1783 to 1775. [2020-10-14 02:35:13,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1775 states. [2020-10-14 02:35:13,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2442 transitions. [2020-10-14 02:35:13,925 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2442 transitions. Word has length 151 [2020-10-14 02:35:13,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:35:13,927 INFO L479 AbstractCegarLoop]: Abstraction has 1775 states and 2442 transitions. [2020-10-14 02:35:13,927 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:35:13,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2442 transitions. [2020-10-14 02:35:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-14 02:35:13,939 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:35:13,940 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, 3, 3, 3, 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] [2020-10-14 02:35:13,945 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 02:35:13,946 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:35:13,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:35:13,947 INFO L82 PathProgramCache]: Analyzing trace with hash -961245539, now seen corresponding path program 1 times [2020-10-14 02:35:13,947 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:35:13,947 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1561278760] [2020-10-14 02:35:13,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:35:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:14,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:14,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:14,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:14,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:18,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:19,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:19,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 258 [2020-10-14 02:35:19,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 02:35:19,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 02:35:19,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:19,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:19,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:19,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-14 02:35:19,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-14 02:35:19,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 02:35:19,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:35:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:19,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:19,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:19,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:35:19,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:19,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 02:35:19,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:19,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:35:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:35:19,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:19,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:35:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:19,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:19,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:19,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-14 02:35:19,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:19,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-14 02:35:19,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:19,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:19,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:35:19,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:19,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-14 02:35:19,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:19,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 02:35:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:19,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:19,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:19,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-14 02:35:19,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:19,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 233 [2020-10-14 02:35:19,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:19,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:19,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:19,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:35:19,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-14 02:35:19,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:19,662 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:35:19,665 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1561278760] [2020-10-14 02:35:19,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:35:19,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:35:19,666 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121559579] [2020-10-14 02:35:19,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:35:19,667 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:35:19,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:35:19,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:35:19,669 INFO L87 Difference]: Start difference. First operand 1775 states and 2442 transitions. Second operand 7 states. [2020-10-14 02:35:22,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:35:22,223 INFO L93 Difference]: Finished difference Result 4218 states and 6389 transitions. [2020-10-14 02:35:22,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 02:35:22,223 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 246 [2020-10-14 02:35:22,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:35:22,243 INFO L225 Difference]: With dead ends: 4218 [2020-10-14 02:35:22,244 INFO L226 Difference]: Without dead ends: 2449 [2020-10-14 02:35:22,250 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 02:35:22,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2449 states. [2020-10-14 02:35:22,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2449 to 2373. [2020-10-14 02:35:22,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2373 states. [2020-10-14 02:35:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 2373 states and 3353 transitions. [2020-10-14 02:35:22,355 INFO L78 Accepts]: Start accepts. Automaton has 2373 states and 3353 transitions. Word has length 246 [2020-10-14 02:35:22,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:35:22,356 INFO L479 AbstractCegarLoop]: Abstraction has 2373 states and 3353 transitions. [2020-10-14 02:35:22,356 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:35:22,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 3353 transitions. [2020-10-14 02:35:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-10-14 02:35:22,363 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:35:22,363 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, 3, 3, 3, 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] [2020-10-14 02:35:22,363 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 02:35:22,364 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:35:22,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:35:22,364 INFO L82 PathProgramCache]: Analyzing trace with hash 793570213, now seen corresponding path program 1 times [2020-10-14 02:35:22,364 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:35:22,364 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2036516981] [2020-10-14 02:35:22,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:35:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:22,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:22,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:23,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:23,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:27,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:27,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-14 02:35:27,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:35:27,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4805 [2020-10-14 02:35:27,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:27,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:27,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:27,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-14 02:35:27,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-14 02:35:27,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:27,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:35:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:27,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:27,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:27,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:35:27,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:27,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:35:27,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:27,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:27,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:35:27,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:27,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:35:27,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 02:35:27,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:35:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:27,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:27,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:27,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-14 02:35:27,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:27,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-14 02:35:27,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:27,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:35:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-14 02:35:27,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:27,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 02:35:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:27,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:27,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:27,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-14 02:35:27,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:27,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-14 02:35:27,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:27,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:27,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:27,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:35:27,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-14 02:35:27,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:35:28,074 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2036516981] [2020-10-14 02:35:28,075 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:35:28,075 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:35:28,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732953792] [2020-10-14 02:35:28,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:35:28,077 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:35:28,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:35:28,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:35:28,078 INFO L87 Difference]: Start difference. First operand 2373 states and 3353 transitions. Second operand 7 states. [2020-10-14 02:35:30,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:35:30,286 INFO L93 Difference]: Finished difference Result 6283 states and 9085 transitions. [2020-10-14 02:35:30,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 02:35:30,287 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 250 [2020-10-14 02:35:30,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:35:30,305 INFO L225 Difference]: With dead ends: 6283 [2020-10-14 02:35:30,305 INFO L226 Difference]: Without dead ends: 3916 [2020-10-14 02:35:30,313 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-14 02:35:30,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3916 states. [2020-10-14 02:35:30,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3916 to 3337. [2020-10-14 02:35:30,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3337 states. [2020-10-14 02:35:30,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 3337 states and 4403 transitions. [2020-10-14 02:35:30,404 INFO L78 Accepts]: Start accepts. Automaton has 3337 states and 4403 transitions. Word has length 250 [2020-10-14 02:35:30,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:35:30,404 INFO L479 AbstractCegarLoop]: Abstraction has 3337 states and 4403 transitions. [2020-10-14 02:35:30,404 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:35:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3337 states and 4403 transitions. [2020-10-14 02:35:30,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-10-14 02:35:30,411 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:35:30,411 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, 3, 3, 3, 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] [2020-10-14 02:35:30,411 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 02:35:30,412 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:35:30,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:35:30,412 INFO L82 PathProgramCache]: Analyzing trace with hash -1697712900, now seen corresponding path program 1 times [2020-10-14 02:35:30,412 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:35:30,413 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1948092148] [2020-10-14 02:35:30,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:35:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:30,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:30,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:30,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:32,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:35,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:35,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 266 [2020-10-14 02:35:35,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:35:35,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-14 02:35:35,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:35,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:35,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:35,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-14 02:35:35,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-14 02:35:35,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:35,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:35:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:35,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:35,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:35,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:35:35,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:35,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:35:35,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:35,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:35,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:35:35,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:35,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:35:35,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:35,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:35:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:35,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:35,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:35,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-14 02:35:35,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:35,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 02:35:35,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:35,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:35,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:35:35,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:35,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-14 02:35:35,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:35,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 02:35:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:35,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:35,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:35,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-14 02:35:35,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:35,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 225 [2020-10-14 02:35:35,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:35,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:35,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:35,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:35:35,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-14 02:35:35,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:36,579 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 198 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:35:36,580 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1948092148] [2020-10-14 02:35:36,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:35:36,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:35:36,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432762279] [2020-10-14 02:35:36,581 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:35:36,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:35:36,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:35:36,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:35:36,583 INFO L87 Difference]: Start difference. First operand 3337 states and 4403 transitions. Second operand 7 states. [2020-10-14 02:35:39,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:35:39,418 INFO L93 Difference]: Finished difference Result 7395 states and 10337 transitions. [2020-10-14 02:35:39,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 02:35:39,418 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 254 [2020-10-14 02:35:39,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:35:39,440 INFO L225 Difference]: With dead ends: 7395 [2020-10-14 02:35:39,440 INFO L226 Difference]: Without dead ends: 3860 [2020-10-14 02:35:39,451 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 02:35:39,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3860 states. [2020-10-14 02:35:39,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3860 to 3551. [2020-10-14 02:35:39,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3551 states. [2020-10-14 02:35:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 3551 states and 4644 transitions. [2020-10-14 02:35:39,568 INFO L78 Accepts]: Start accepts. Automaton has 3551 states and 4644 transitions. Word has length 254 [2020-10-14 02:35:39,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:35:39,569 INFO L479 AbstractCegarLoop]: Abstraction has 3551 states and 4644 transitions. [2020-10-14 02:35:39,569 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:35:39,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 4644 transitions. [2020-10-14 02:35:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-14 02:35:39,576 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:35:39,576 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, 3, 3, 3, 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] [2020-10-14 02:35:39,576 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 02:35:39,577 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:35:39,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:35:39,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1821243791, now seen corresponding path program 1 times [2020-10-14 02:35:39,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:35:39,578 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [624092998] [2020-10-14 02:35:39,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:35:39,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:39,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:39,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:39,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:40,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:42,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:42,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-14 02:35:42,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:35:42,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2450 [2020-10-14 02:35:42,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:42,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:42,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:42,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-14 02:35:42,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-14 02:35:42,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:42,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:35:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:42,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:42,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:42,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:35:42,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:42,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:35:42,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:42,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:42,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:35:42,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:42,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:35:42,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:42,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:35:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:42,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:42,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:42,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-14 02:35:42,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:42,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-14 02:35:42,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:42,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:42,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:35:42,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:42,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-14 02:35:42,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:35:42,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 02:35:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:42,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:42,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:42,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-14 02:35:42,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:42,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 188 [2020-10-14 02:35:42,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:42,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:42,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:42,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:35:42,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-14 02:35:42,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:42,723 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:35:42,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [624092998] [2020-10-14 02:35:42,724 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:35:42,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:35:42,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644263664] [2020-10-14 02:35:42,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:35:42,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:35:42,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:35:42,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:35:42,727 INFO L87 Difference]: Start difference. First operand 3551 states and 4644 transitions. Second operand 7 states. [2020-10-14 02:35:45,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:35:45,369 INFO L93 Difference]: Finished difference Result 8202 states and 11475 transitions. [2020-10-14 02:35:45,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 02:35:45,369 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 255 [2020-10-14 02:35:45,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:35:45,394 INFO L225 Difference]: With dead ends: 8202 [2020-10-14 02:35:45,395 INFO L226 Difference]: Without dead ends: 4457 [2020-10-14 02:35:45,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-14 02:35:45,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4457 states. [2020-10-14 02:35:45,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4457 to 4149. [2020-10-14 02:35:45,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4149 states. [2020-10-14 02:35:45,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 5392 transitions. [2020-10-14 02:35:45,530 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 5392 transitions. Word has length 255 [2020-10-14 02:35:45,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:35:45,530 INFO L479 AbstractCegarLoop]: Abstraction has 4149 states and 5392 transitions. [2020-10-14 02:35:45,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:35:45,531 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 5392 transitions. [2020-10-14 02:35:45,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-10-14 02:35:45,538 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:35:45,538 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, 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] [2020-10-14 02:35:45,539 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 02:35:45,539 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:35:45,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:35:45,539 INFO L82 PathProgramCache]: Analyzing trace with hash -607602463, now seen corresponding path program 1 times [2020-10-14 02:35:45,539 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:35:45,540 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [641619129] [2020-10-14 02:35:45,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:35:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:45,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:45,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:45,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:46,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:48,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:48,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:48,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 272 [2020-10-14 02:35:48,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 02:35:48,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3393 [2020-10-14 02:35:48,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:48,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:48,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:48,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-14 02:35:48,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-14 02:35:48,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:49,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:35:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:49,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:49,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:49,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:35:49,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:49,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:35:49,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:49,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:49,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:35:49,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:49,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:35:49,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:49,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:35:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:49,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:49,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:49,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 02:35:49,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:49,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-14 02:35:49,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:49,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:49,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:35:49,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:49,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-14 02:35:49,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:49,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 02:35:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:49,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:49,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:49,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-14 02:35:49,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:49,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-14 02:35:49,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:49,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:49,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:49,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:35:49,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-14 02:35:49,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 213 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:35:49,298 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [641619129] [2020-10-14 02:35:49,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:35:49,299 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:35:49,299 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244750898] [2020-10-14 02:35:49,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:35:49,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:35:49,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:35:49,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:35:49,300 INFO L87 Difference]: Start difference. First operand 4149 states and 5392 transitions. Second operand 7 states. [2020-10-14 02:35:52,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:35:52,296 INFO L93 Difference]: Finished difference Result 10286 states and 13712 transitions. [2020-10-14 02:35:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 02:35:52,296 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 260 [2020-10-14 02:35:52,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:35:52,335 INFO L225 Difference]: With dead ends: 10286 [2020-10-14 02:35:52,336 INFO L226 Difference]: Without dead ends: 6143 [2020-10-14 02:35:52,346 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 02:35:52,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6143 states. [2020-10-14 02:35:52,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6143 to 5943. [2020-10-14 02:35:52,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5943 states. [2020-10-14 02:35:52,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5943 states to 5943 states and 7989 transitions. [2020-10-14 02:35:52,514 INFO L78 Accepts]: Start accepts. Automaton has 5943 states and 7989 transitions. Word has length 260 [2020-10-14 02:35:52,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:35:52,515 INFO L479 AbstractCegarLoop]: Abstraction has 5943 states and 7989 transitions. [2020-10-14 02:35:52,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:35:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 5943 states and 7989 transitions. [2020-10-14 02:35:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-10-14 02:35:52,526 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:35:52,526 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, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:35:52,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 02:35:52,526 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:35:52,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:35:52,527 INFO L82 PathProgramCache]: Analyzing trace with hash 19563805, now seen corresponding path program 1 times [2020-10-14 02:35:52,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:35:52,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [650709266] [2020-10-14 02:35:52,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:35:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:52,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:52,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:52,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:53,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:53,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:56,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:56,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 273 [2020-10-14 02:35:56,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 02:35:56,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3601 [2020-10-14 02:35:56,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:56,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:56,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:56,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 90 [2020-10-14 02:35:56,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-14 02:35:56,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:56,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:35:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:56,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:56,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:56,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:35:56,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:56,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:35:56,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:56,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:56,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:35:56,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:56,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:35:56,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:56,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:35:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:56,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:56,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:56,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-14 02:35:56,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:56,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 02:35:56,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:56,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:56,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:35:56,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:35:56,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-14 02:35:56,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:56,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-14 02:35:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:35:56,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:35:56,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:35:56,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-14 02:35:56,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:35:56,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-14 02:35:56,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:35:56,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:35:56,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:35:56,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:35:56,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-14 02:35:56,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:35:56,503 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 205 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:35:56,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [650709266] [2020-10-14 02:35:56,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:35:56,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:35:56,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074496784] [2020-10-14 02:35:56,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:35:56,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:35:56,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:35:56,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:35:56,505 INFO L87 Difference]: Start difference. First operand 5943 states and 7989 transitions. Second operand 7 states. [2020-10-14 02:35:59,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:35:59,735 INFO L93 Difference]: Finished difference Result 16126 states and 23309 transitions. [2020-10-14 02:35:59,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 02:35:59,736 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 261 [2020-10-14 02:35:59,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:35:59,779 INFO L225 Difference]: With dead ends: 16126 [2020-10-14 02:35:59,779 INFO L226 Difference]: Without dead ends: 9599 [2020-10-14 02:35:59,803 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 02:35:59,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9599 states. [2020-10-14 02:36:00,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9599 to 8454. [2020-10-14 02:36:00,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8454 states. [2020-10-14 02:36:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8454 states to 8454 states and 11101 transitions. [2020-10-14 02:36:00,094 INFO L78 Accepts]: Start accepts. Automaton has 8454 states and 11101 transitions. Word has length 261 [2020-10-14 02:36:00,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:36:00,095 INFO L479 AbstractCegarLoop]: Abstraction has 8454 states and 11101 transitions. [2020-10-14 02:36:00,095 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:36:00,095 INFO L276 IsEmpty]: Start isEmpty. Operand 8454 states and 11101 transitions. [2020-10-14 02:36:00,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2020-10-14 02:36:00,116 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:36:00,116 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:36:00,117 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 02:36:00,117 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:36:00,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:36:00,118 INFO L82 PathProgramCache]: Analyzing trace with hash 250359655, now seen corresponding path program 1 times [2020-10-14 02:36:00,118 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:36:00,118 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [333171742] [2020-10-14 02:36:00,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:36:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:00,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:00,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:00,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:00,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 310 [2020-10-14 02:36:00,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 02:36:00,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 478 [2020-10-14 02:36:00,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:00,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:00,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:36:00,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 239 [2020-10-14 02:36:00,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-14 02:36:00,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:00,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:36:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:00,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:00,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:00,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:36:00,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:36:00,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 02:36:00,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:00,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:00,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:36:00,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:36:00,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:36:00,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:36:00,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:36:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:00,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:00,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:00,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-14 02:36:00,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:36:00,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 02:36:00,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:00,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:00,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:36:00,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:36:00,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:36:00,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:36:00,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 02:36:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:00,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:00,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:00,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-14 02:36:00,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:36:00,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-14 02:36:00,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:00,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:36:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:36:00,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-14 02:36:00,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:01,075 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-10-14 02:36:01,075 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [333171742] [2020-10-14 02:36:01,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:36:01,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 02:36:01,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893593418] [2020-10-14 02:36:01,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:36:01,077 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:36:01,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:36:01,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:36:01,077 INFO L87 Difference]: Start difference. First operand 8454 states and 11101 transitions. Second operand 5 states. [2020-10-14 02:36:02,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:36:02,949 INFO L93 Difference]: Finished difference Result 18650 states and 24538 transitions. [2020-10-14 02:36:02,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:36:02,950 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 298 [2020-10-14 02:36:02,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:36:02,983 INFO L225 Difference]: With dead ends: 18650 [2020-10-14 02:36:02,984 INFO L226 Difference]: Without dead ends: 10958 [2020-10-14 02:36:03,010 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 [2020-10-14 02:36:03,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10958 states. [2020-10-14 02:36:03,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10958 to 10945. [2020-10-14 02:36:03,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10945 states. [2020-10-14 02:36:03,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10945 states to 10945 states and 13880 transitions. [2020-10-14 02:36:03,241 INFO L78 Accepts]: Start accepts. Automaton has 10945 states and 13880 transitions. Word has length 298 [2020-10-14 02:36:03,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:36:03,242 INFO L479 AbstractCegarLoop]: Abstraction has 10945 states and 13880 transitions. [2020-10-14 02:36:03,242 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:36:03,242 INFO L276 IsEmpty]: Start isEmpty. Operand 10945 states and 13880 transitions. [2020-10-14 02:36:03,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2020-10-14 02:36:03,265 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:36:03,265 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:36:03,265 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 02:36:03,265 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:36:03,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:36:03,266 INFO L82 PathProgramCache]: Analyzing trace with hash 40097807, now seen corresponding path program 1 times [2020-10-14 02:36:03,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:36:03,266 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [47524550] [2020-10-14 02:36:03,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:36:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:03,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:03,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:03,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:05,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:07,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:07,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 323 [2020-10-14 02:36:07,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:36:07,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3824 [2020-10-14 02:36:07,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:07,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:07,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:36:07,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-14 02:36:07,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 133 [2020-10-14 02:36:07,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:07,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:36:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:07,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:07,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:07,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:36:07,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:36:07,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:36:07,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:07,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:07,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:36:07,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:36:07,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:36:07,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:07,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:36:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:07,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:07,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:07,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-14 02:36:07,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:36:07,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-14 02:36:07,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:07,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:07,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:36:07,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:36:07,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-14 02:36:07,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:07,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 02:36:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:07,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:07,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:07,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-14 02:36:07,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:36:07,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-14 02:36:07,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:07,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:07,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:36:07,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:36:07,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-14 02:36:07,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:07,510 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 235 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:36:07,511 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [47524550] [2020-10-14 02:36:07,511 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:36:07,511 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:36:07,511 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436607534] [2020-10-14 02:36:07,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:36:07,512 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:36:07,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:36:07,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:36:07,513 INFO L87 Difference]: Start difference. First operand 10945 states and 13880 transitions. Second operand 7 states. [2020-10-14 02:36:10,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:36:10,034 INFO L93 Difference]: Finished difference Result 22300 states and 28225 transitions. [2020-10-14 02:36:10,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 02:36:10,035 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 311 [2020-10-14 02:36:10,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:36:10,071 INFO L225 Difference]: With dead ends: 22300 [2020-10-14 02:36:10,072 INFO L226 Difference]: Without dead ends: 11365 [2020-10-14 02:36:10,093 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-14 02:36:10,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11365 states. [2020-10-14 02:36:10,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11365 to 11346. [2020-10-14 02:36:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11346 states. [2020-10-14 02:36:10,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11346 states to 11346 states and 13891 transitions. [2020-10-14 02:36:10,450 INFO L78 Accepts]: Start accepts. Automaton has 11346 states and 13891 transitions. Word has length 311 [2020-10-14 02:36:10,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:36:10,451 INFO L479 AbstractCegarLoop]: Abstraction has 11346 states and 13891 transitions. [2020-10-14 02:36:10,451 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:36:10,451 INFO L276 IsEmpty]: Start isEmpty. Operand 11346 states and 13891 transitions. [2020-10-14 02:36:10,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2020-10-14 02:36:10,477 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:36:10,477 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:36:10,478 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 02:36:10,478 INFO L427 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:36:10,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:36:10,478 INFO L82 PathProgramCache]: Analyzing trace with hash -462355806, now seen corresponding path program 1 times [2020-10-14 02:36:10,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:36:10,479 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1032592434] [2020-10-14 02:36:10,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:36:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:10,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:10,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:11,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:11,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 329 [2020-10-14 02:36:11,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 02:36:11,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 628 [2020-10-14 02:36:11,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:11,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:36:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 258 [2020-10-14 02:36:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-14 02:36:11,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:11,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:36:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:11,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:11,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:11,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:36:11,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:36:11,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:36:11,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:11,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:11,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:36:11,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:36:11,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:36:11,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:11,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:36:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:11,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:11,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:11,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-14 02:36:11,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:36:11,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 02:36:11,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:11,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:11,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:36:11,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:36:11,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:36:11,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:11,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-14 02:36:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:36:11,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:36:11,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:36:11,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-14 02:36:11,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:36:11,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-14 02:36:11,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:36:11,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:36:11,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:36:11,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:36:11,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-14 02:36:11,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:36:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2020-10-14 02:36:11,480 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1032592434] [2020-10-14 02:36:11,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:36:11,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 02:36:11,480 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694306007] [2020-10-14 02:36:11,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:36:11,481 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:36:11,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:36:11,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:36:11,482 INFO L87 Difference]: Start difference. First operand 11346 states and 13891 transitions. Second operand 5 states. [2020-10-14 02:36:13,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:36:13,214 INFO L93 Difference]: Finished difference Result 13268 states and 16122 transitions. [2020-10-14 02:36:13,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:36:13,215 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 317 [2020-10-14 02:36:13,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:36:13,216 INFO L225 Difference]: With dead ends: 13268 [2020-10-14 02:36:13,216 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 02:36:13,232 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 [2020-10-14 02:36:13,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 02:36:13,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 02:36:13,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 02:36:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 02:36:13,233 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 317 [2020-10-14 02:36:13,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:36:13,234 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 02:36:13,234 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:36:13,234 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 02:36:13,234 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 02:36:13,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 02:36:13,237 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 02:36:15,138 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 447 DAG size of output: 263 [2020-10-14 02:36:15,906 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 263 [2020-10-14 02:36:16,879 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 48 [2020-10-14 02:36:18,086 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 243 DAG size of output: 40 [2020-10-14 02:36:19,207 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 243 DAG size of output: 40 [2020-10-14 02:36:19,211 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 02:36:19,212 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a3~0 |old(~a3~0)|)) [2020-10-14 02:36:19,212 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 02:36:19,212 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-14 02:36:19,212 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-14 02:36:19,212 INFO L268 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-14 02:36:19,213 INFO L268 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,213 INFO L268 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,213 INFO L268 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,213 INFO L268 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,213 INFO L268 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,214 INFO L268 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,214 INFO L268 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,214 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-14 02:36:19,214 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-14 02:36:19,214 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-14 02:36:19,214 INFO L268 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,214 INFO L268 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,214 INFO L268 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,214 INFO L268 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,215 INFO L268 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,215 INFO L268 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,215 INFO L268 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,215 INFO L268 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,215 INFO L268 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,215 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-14 02:36:19,215 INFO L268 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-14 02:36:19,215 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-14 02:36:19,215 INFO L268 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,216 INFO L268 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,216 INFO L268 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,216 INFO L268 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,216 INFO L268 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,216 INFO L268 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,216 INFO L268 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,216 INFO L268 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,216 INFO L268 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,216 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,217 INFO L268 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,218 INFO L268 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,219 INFO L268 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,220 INFO L268 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2020-10-14 02:36:19,221 INFO L268 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2020-10-14 02:36:19,222 INFO L268 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,222 INFO L268 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,222 INFO L268 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2020-10-14 02:36:19,222 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2020-10-14 02:36:19,222 INFO L268 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,222 INFO L268 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,222 INFO L268 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,222 INFO L268 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,223 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse1 (= ~a25~0 |old(~a25~0)|)) (.cse2 (= ~a23~0 |old(~a23~0)|)) (.cse3 (= ~a29~0 |old(~a29~0)|))) (let ((.cse0 (not (= |old(~a4~0)| 1))) (.cse6 (= 13 |old(~a25~0)|)) (.cse4 (and .cse1 .cse2 .cse3 (= ~a4~0 |old(~a4~0)|))) (.cse5 (not (<= |old(~a4~0)| 0)))) (and (or .cse0 (and .cse1 .cse2 .cse3 (= ~a4~0 1)) (not (<= (+ |old(~a23~0)| 244) 0))) (or .cse4 .cse5 (not (<= |old(~a23~0)| 138))) (or .cse0 (not (<= 165 |old(~a23~0)|)) .cse4) (or .cse0 .cse6 .cse4) (or .cse0 (not (<= |old(~a29~0)| 245)) .cse4 (not (<= 141 |old(~a29~0)|))) (or .cse6 .cse4 .cse5)))) [2020-10-14 02:36:19,223 INFO L268 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,223 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-14 02:36:19,223 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-14 02:36:19,223 INFO L268 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-14 02:36:19,223 INFO L268 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,223 INFO L268 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,223 INFO L268 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,223 INFO L268 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,224 INFO L268 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,224 INFO L268 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,224 INFO L268 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-14 02:36:19,224 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-14 02:36:19,224 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-14 02:36:19,224 INFO L268 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,224 INFO L268 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,224 INFO L268 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,224 INFO L268 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,225 INFO L268 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2020-10-14 02:36:19,226 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,227 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 201) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-14 02:36:19,228 INFO L268 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,229 INFO L268 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,230 INFO L268 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,231 INFO L268 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,232 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,233 INFO L268 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,234 INFO L268 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,234 INFO L268 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,234 INFO L268 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,234 INFO L268 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,234 INFO L268 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,234 INFO L268 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,234 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-14 02:36:19,234 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-14 02:36:19,234 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-14 02:36:19,235 INFO L268 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,235 INFO L268 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2020-10-14 02:36:19,235 INFO L268 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2020-10-14 02:36:19,235 INFO L268 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,235 INFO L268 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,235 INFO L268 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,235 INFO L268 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,235 INFO L268 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,235 INFO L268 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2020-10-14 02:36:19,236 INFO L268 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,237 INFO L268 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,237 INFO L268 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2020-10-14 02:36:19,237 INFO L268 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,237 INFO L268 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,237 INFO L268 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2020-10-14 02:36:19,237 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 02:36:19,237 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (<= 306 ~a23~0) (= ~a4~0 1)) [2020-10-14 02:36:19,237 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 02:36:19,237 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 02:36:19,237 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= |old(~a4~0)| 1)) (not (<= |old(~a25~0)| 10)) (not (<= 306 |old(~a23~0)|)) (and (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|))) [2020-10-14 02:36:19,237 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2020-10-14 02:36:19,237 INFO L264 CegarLoopResult]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse1 (<= ~a4~0 0)) (.cse2 (not (= ~a25~0 13))) (.cse0 (= ~a4~0 1))) (or (not (= |old(~a4~0)| 1)) (not (<= |old(~a25~0)| 10)) (not (<= 306 |old(~a23~0)|)) (and (<= 141 ~a29~0) (<= ~a29~0 245) .cse0) (and (<= ~a23~0 138) .cse1) (and .cse1 .cse2) (and .cse2 .cse0) (and (<= 165 ~a23~0) .cse0) (and (<= (+ ~a23~0 244) 0) .cse0))) [2020-10-14 02:36:19,237 INFO L268 CegarLoopResult]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2020-10-14 02:36:19,238 INFO L268 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2020-10-14 02:36:19,238 INFO L264 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse1 (<= ~a4~0 0)) (.cse2 (not (= ~a25~0 13))) (.cse0 (= ~a4~0 1))) (or (not (= |old(~a4~0)| 1)) (not (<= |old(~a25~0)| 10)) (not (<= 306 |old(~a23~0)|)) (and (<= 141 ~a29~0) (<= ~a29~0 245) .cse0) (and (<= ~a23~0 138) .cse1) (and .cse1 .cse2) (and .cse2 .cse0) (and (<= 165 ~a23~0) .cse0) (and (<= (+ ~a23~0 244) 0) .cse0))) [2020-10-14 02:36:19,238 INFO L268 CegarLoopResult]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2020-10-14 02:36:19,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 02:36:19 BoogieIcfgContainer [2020-10-14 02:36:19,256 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 02:36:19,258 INFO L168 Benchmark]: Toolchain (without parser) took 80103.93 ms. Allocated memory was 146.8 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 100.4 MB in the beginning and 613.1 MB in the end (delta: -512.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2020-10-14 02:36:19,259 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 219.3 kB). Peak memory consumption was 219.3 kB. Max. memory is 7.1 GB. [2020-10-14 02:36:19,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1092.26 ms. Allocated memory was 146.8 MB in the beginning and 211.8 MB in the end (delta: 65.0 MB). Free memory was 100.2 MB in the beginning and 166.0 MB in the end (delta: -65.8 MB). Peak memory consumption was 44.0 MB. Max. memory is 7.1 GB. [2020-10-14 02:36:19,260 INFO L168 Benchmark]: Boogie Preprocessor took 131.15 ms. Allocated memory is still 211.8 MB. Free memory was 166.0 MB in the beginning and 158.4 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2020-10-14 02:36:19,261 INFO L168 Benchmark]: RCFGBuilder took 1754.98 ms. Allocated memory was 211.8 MB in the beginning and 241.2 MB in the end (delta: 29.4 MB). Free memory was 158.4 MB in the beginning and 101.8 MB in the end (delta: 56.7 MB). Peak memory consumption was 86.1 MB. Max. memory is 7.1 GB. [2020-10-14 02:36:19,262 INFO L168 Benchmark]: TraceAbstraction took 77120.42 ms. Allocated memory was 241.2 MB in the beginning and 1.2 GB in the end (delta: 961.5 MB). Free memory was 100.3 MB in the beginning and 613.1 MB in the end (delta: -512.8 MB). Peak memory consumption was 936.9 MB. Max. memory is 7.1 GB. [2020-10-14 02:36:19,266 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 219.3 kB). Peak memory consumption was 219.3 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1092.26 ms. Allocated memory was 146.8 MB in the beginning and 211.8 MB in the end (delta: 65.0 MB). Free memory was 100.2 MB in the beginning and 166.0 MB in the end (delta: -65.8 MB). Peak memory consumption was 44.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.15 ms. Allocated memory is still 211.8 MB. Free memory was 166.0 MB in the beginning and 158.4 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1754.98 ms. Allocated memory was 211.8 MB in the beginning and 241.2 MB in the end (delta: 29.4 MB). Free memory was 158.4 MB in the beginning and 101.8 MB in the end (delta: 56.7 MB). Peak memory consumption was 86.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 77120.42 ms. Allocated memory was 241.2 MB in the beginning and 1.2 GB in the end (delta: 961.5 MB). Free memory was 100.3 MB in the beginning and 613.1 MB in the end (delta: -512.8 MB). Peak memory consumption was 936.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 201]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((((!(\old(a4) == 1) || !(\old(a25) <= 10)) || !(306 <= \old(a23))) || ((141 <= a29 && a29 <= 245) && a4 == 1)) || (a23 <= 138 && a4 <= 0)) || (a4 <= 0 && !(a25 == 13))) || (!(a25 == 13) && a4 == 1)) || (165 <= a23 && a4 == 1)) || (a23 + 244 <= 0 && a4 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 71.0s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 30.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 598 SDtfs, 6904 SDslu, 913 SDs, 0 SdLazy, 18072 SolverSat, 2506 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 96 SyntacticMatches, 1 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11346occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 2680 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 413 PreInvPairs, 649 NumberOfFragments, 335 HoareAnnotationTreeSize, 413 FomulaSimplifications, 2083747 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 41312 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 36.7s InterpolantComputationTime, 2815 NumberOfCodeBlocks, 2815 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2803 ConstructedInterpolants, 0 QuantifiedInterpolants, 2253028 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 1 PerfectInterpolantSequences, 2050/2070 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...