/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/Problem14_label16.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 03:16:53,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 03:16:53,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 03:16:53,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 03:16:53,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 03:16:53,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 03:16:53,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 03:16:53,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 03:16:53,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 03:16:53,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 03:16:53,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 03:16:53,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 03:16:53,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 03:16:53,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 03:16:53,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 03:16:53,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 03:16:53,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 03:16:53,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 03:16:53,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 03:16:53,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 03:16:53,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 03:16:53,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 03:16:53,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 03:16:53,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 03:16:53,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 03:16:53,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 03:16:53,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 03:16:53,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 03:16:53,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 03:16:53,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 03:16:53,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 03:16:53,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 03:16:53,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 03:16:53,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 03:16:53,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 03:16:53,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 03:16:53,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 03:16:53,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 03:16:53,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 03:16:53,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 03:16:53,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 03:16:53,093 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 03:16:53,118 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 03:16:53,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 03:16:53,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 03:16:53,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 03:16:53,121 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 03:16:53,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 03:16:53,121 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 03:16:53,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 03:16:53,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 03:16:53,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 03:16:53,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 03:16:53,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 03:16:53,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 03:16:53,123 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 03:16:53,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 03:16:53,125 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 03:16:53,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 03:16:53,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 03:16:53,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 03:16:53,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 03:16:53,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 03:16:53,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 03:16:53,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 03:16:53,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 03:16:53,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 03:16:53,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 03:16:53,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 03:16:53,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 03:16:53,129 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 03:16:53,129 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 03:16:53,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 03:16:53,475 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 03:16:53,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 03:16:53,481 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 03:16:53,481 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 03:16:53,482 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label16.c [2020-10-14 03:16:53,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7a75faa03/4d87639aeb184fbbb94e5e321c2573e3/FLAG887db2464 [2020-10-14 03:16:54,192 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 03:16:54,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem14_label16.c [2020-10-14 03:16:54,221 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7a75faa03/4d87639aeb184fbbb94e5e321c2573e3/FLAG887db2464 [2020-10-14 03:16:54,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7a75faa03/4d87639aeb184fbbb94e5e321c2573e3 [2020-10-14 03:16:54,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 03:16:54,425 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 03:16:54,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 03:16:54,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 03:16:54,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 03:16:54,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:16:54" (1/1) ... [2020-10-14 03:16:54,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f284b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:54, skipping insertion in model container [2020-10-14 03:16:54,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:16:54" (1/1) ... [2020-10-14 03:16:54,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 03:16:54,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 03:16:55,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 03:16:55,115 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 03:16:55,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 03:16:55,270 INFO L208 MainTranslator]: Completed translation [2020-10-14 03:16:55,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55 WrapperNode [2020-10-14 03:16:55,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 03:16:55,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 03:16:55,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 03:16:55,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 03:16:55,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55" (1/1) ... [2020-10-14 03:16:55,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55" (1/1) ... [2020-10-14 03:16:55,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55" (1/1) ... [2020-10-14 03:16:55,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55" (1/1) ... [2020-10-14 03:16:55,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55" (1/1) ... [2020-10-14 03:16:55,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55" (1/1) ... [2020-10-14 03:16:55,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55" (1/1) ... [2020-10-14 03:16:55,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 03:16:55,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 03:16:55,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 03:16:55,408 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 03:16:55,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55" (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 03:16:55,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 03:16:55,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 03:16:55,501 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 03:16:55,501 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 03:16:55,501 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 03:16:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 03:16:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 03:16:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 03:16:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 03:16:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 03:16:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 03:16:57,034 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 03:16:57,034 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 03:16:57,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:16:57 BoogieIcfgContainer [2020-10-14 03:16:57,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 03:16:57,043 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 03:16:57,043 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 03:16:57,047 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 03:16:57,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:16:54" (1/3) ... [2020-10-14 03:16:57,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d42039d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:16:57, skipping insertion in model container [2020-10-14 03:16:57,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:16:55" (2/3) ... [2020-10-14 03:16:57,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d42039d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:16:57, skipping insertion in model container [2020-10-14 03:16:57,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:16:57" (3/3) ... [2020-10-14 03:16:57,051 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label16.c [2020-10-14 03:16:57,063 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 03:16:57,072 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 03:16:57,089 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 03:16:57,118 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 03:16:57,118 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 03:16:57,118 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 03:16:57,119 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 03:16:57,119 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 03:16:57,119 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 03:16:57,119 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 03:16:57,119 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 03:16:57,145 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2020-10-14 03:16:57,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 03:16:57,155 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:16:57,157 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] [2020-10-14 03:16:57,157 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:16:57,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:16:57,165 INFO L82 PathProgramCache]: Analyzing trace with hash 27238371, now seen corresponding path program 1 times [2020-10-14 03:16:57,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:16:57,176 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [93593007] [2020-10-14 03:16:57,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:16:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:16:57,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:16:57,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:16:57,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-14 03:16:57,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:16:57,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 513 [2020-10-14 03:16:57,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:16:57,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:16:57,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 03:16:57,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 03:16:57,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-14 03:16:57,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 03:16:58,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:16:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:16:58,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:16:58,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:16:58,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:16:58,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:16:58,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 03:16:58,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:16:58,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:16:58,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:16:58,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:16:58,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 03:16:58,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:16:58,074 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 03:16:58,075 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [93593007] [2020-10-14 03:16:58,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 03:16:58,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 03:16:58,079 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292542646] [2020-10-14 03:16:58,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 03:16:58,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:16:58,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 03:16:58,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 03:16:58,105 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 5 states. [2020-10-14 03:17:00,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:17:00,877 INFO L93 Difference]: Finished difference Result 886 states and 1612 transitions. [2020-10-14 03:17:00,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 03:17:00,879 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-14 03:17:00,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:17:00,900 INFO L225 Difference]: With dead ends: 886 [2020-10-14 03:17:00,900 INFO L226 Difference]: Without dead ends: 564 [2020-10-14 03:17:00,911 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:17:00,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2020-10-14 03:17:01,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 560. [2020-10-14 03:17:01,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2020-10-14 03:17:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 855 transitions. [2020-10-14 03:17:01,019 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 855 transitions. Word has length 52 [2020-10-14 03:17:01,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:17:01,020 INFO L479 AbstractCegarLoop]: Abstraction has 560 states and 855 transitions. [2020-10-14 03:17:01,021 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 03:17:01,021 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 855 transitions. [2020-10-14 03:17:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-14 03:17:01,027 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:17:01,028 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:17:01,028 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 03:17:01,030 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:17:01,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:17:01,030 INFO L82 PathProgramCache]: Analyzing trace with hash 492828333, now seen corresponding path program 1 times [2020-10-14 03:17:01,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:17:01,031 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1876596303] [2020-10-14 03:17:01,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:17:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:01,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:01,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:01,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:02,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:02,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-14 03:17:02,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 03:17:02,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1028 [2020-10-14 03:17:02,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:02,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:02,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:02,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-14 03:17:02,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 03:17:02,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:02,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:17:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:02,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:02,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:02,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:17:02,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:02,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 03:17:02,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:02,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:02,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:02,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:02,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:02,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:02,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:17:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:02,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:02,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:02,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 03:17:02,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:02,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 03:17:02,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:02,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:02,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:17:02,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:02,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 03:17:02,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:02,299 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 03:17:02,300 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1876596303] [2020-10-14 03:17:02,300 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:17:02,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 03:17:02,301 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176195141] [2020-10-14 03:17:02,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 03:17:02,303 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:17:02,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 03:17:02,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 03:17:02,304 INFO L87 Difference]: Start difference. First operand 560 states and 855 transitions. Second operand 5 states. [2020-10-14 03:17:03,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:17:03,958 INFO L93 Difference]: Finished difference Result 1670 states and 2581 transitions. [2020-10-14 03:17:03,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 03:17:03,959 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 121 [2020-10-14 03:17:03,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:17:03,969 INFO L225 Difference]: With dead ends: 1670 [2020-10-14 03:17:03,970 INFO L226 Difference]: Without dead ends: 1116 [2020-10-14 03:17:03,973 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 03:17:03,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2020-10-14 03:17:04,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 930. [2020-10-14 03:17:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 930 states. [2020-10-14 03:17:04,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 930 states and 1308 transitions. [2020-10-14 03:17:04,047 INFO L78 Accepts]: Start accepts. Automaton has 930 states and 1308 transitions. Word has length 121 [2020-10-14 03:17:04,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:17:04,048 INFO L479 AbstractCegarLoop]: Abstraction has 930 states and 1308 transitions. [2020-10-14 03:17:04,048 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 03:17:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1308 transitions. [2020-10-14 03:17:04,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-14 03:17:04,057 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:17:04,058 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, 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 03:17:04,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 03:17:04,058 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:17:04,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:17:04,059 INFO L82 PathProgramCache]: Analyzing trace with hash 193898727, now seen corresponding path program 1 times [2020-10-14 03:17:04,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:17:04,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [252653896] [2020-10-14 03:17:04,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:17:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:04,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:04,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:04,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:04,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:06,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:08,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:08,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-14 03:17:08,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 03:17:08,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4473 [2020-10-14 03:17:08,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:08,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:08,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:08,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-14 03:17:08,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-14 03:17:08,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:08,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:17:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:08,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:08,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:08,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:17:08,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:08,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:17:08,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:08,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:08,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:08,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:08,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:08,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:08,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:17:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:08,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:08,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:08,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 03:17:08,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:08,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 03:17:08,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:08,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:08,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:17:08,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:08,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 03:17:08,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:08,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 03:17:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:08,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:08,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:08,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 03:17:08,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:08,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-14 03:17:08,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:08,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:17:08,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-14 03:17:08,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:09,160 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 156 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 03:17:09,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [252653896] [2020-10-14 03:17:09,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:17:09,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 03:17:09,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177231767] [2020-10-14 03:17:09,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 03:17:09,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:17:09,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 03:17:09,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 03:17:09,163 INFO L87 Difference]: Start difference. First operand 930 states and 1308 transitions. Second operand 8 states. [2020-10-14 03:17:11,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:17:11,986 INFO L93 Difference]: Finished difference Result 2428 states and 3434 transitions. [2020-10-14 03:17:11,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 03:17:11,986 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 204 [2020-10-14 03:17:11,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:17:11,995 INFO L225 Difference]: With dead ends: 2428 [2020-10-14 03:17:11,995 INFO L226 Difference]: Without dead ends: 1318 [2020-10-14 03:17:11,999 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-10-14 03:17:12,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1318 states. [2020-10-14 03:17:12,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1318 to 1118. [2020-10-14 03:17:12,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1118 states. [2020-10-14 03:17:12,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 1118 states and 1231 transitions. [2020-10-14 03:17:12,040 INFO L78 Accepts]: Start accepts. Automaton has 1118 states and 1231 transitions. Word has length 204 [2020-10-14 03:17:12,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:17:12,041 INFO L479 AbstractCegarLoop]: Abstraction has 1118 states and 1231 transitions. [2020-10-14 03:17:12,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 03:17:12,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1231 transitions. [2020-10-14 03:17:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2020-10-14 03:17:12,046 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:17:12,047 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:17:12,047 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 03:17:12,047 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:17:12,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:17:12,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1152456736, now seen corresponding path program 1 times [2020-10-14 03:17:12,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:17:12,048 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [427687316] [2020-10-14 03:17:12,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:17:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:12,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:12,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:12,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:14,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:14,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:17,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:17,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 323 [2020-10-14 03:17:17,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 03:17:17,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-14 03:17:17,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:17,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:17,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:17,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 189 [2020-10-14 03:17:17,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-14 03:17:17,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:17,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:17:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:17,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:17,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:17,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:17:17,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:17,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 03:17:17,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:17,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:17,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:17:17,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:17:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:17,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:17,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:17,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-14 03:17:17,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:17,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-14 03:17:17,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:17,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:17,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:17:17,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:17,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 174 [2020-10-14 03:17:17,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:17,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 03:17:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:17,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:17,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:17,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-14 03:17:17,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:17,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-14 03:17:17,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:17,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:17,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:17,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:17:17,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-14 03:17:17,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:17:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 167 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 03:17:17,690 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [427687316] [2020-10-14 03:17:17,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:17:17,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:17:17,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977238551] [2020-10-14 03:17:17,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:17:17,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:17:17,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:17:17,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:17:17,694 INFO L87 Difference]: Start difference. First operand 1118 states and 1231 transitions. Second operand 7 states. [2020-10-14 03:17:19,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:17:19,634 INFO L93 Difference]: Finished difference Result 3028 states and 3459 transitions. [2020-10-14 03:17:19,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 03:17:19,635 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 311 [2020-10-14 03:17:19,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:17:19,647 INFO L225 Difference]: With dead ends: 3028 [2020-10-14 03:17:19,647 INFO L226 Difference]: Without dead ends: 1916 [2020-10-14 03:17:19,651 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 03:17:19,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1916 states. [2020-10-14 03:17:19,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1916 to 1686. [2020-10-14 03:17:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1686 states. [2020-10-14 03:17:19,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1686 states and 1854 transitions. [2020-10-14 03:17:19,739 INFO L78 Accepts]: Start accepts. Automaton has 1686 states and 1854 transitions. Word has length 311 [2020-10-14 03:17:19,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:17:19,743 INFO L479 AbstractCegarLoop]: Abstraction has 1686 states and 1854 transitions. [2020-10-14 03:17:19,743 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:17:19,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 1854 transitions. [2020-10-14 03:17:19,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2020-10-14 03:17:19,749 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:17:19,750 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:17:19,750 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 03:17:19,750 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:17:19,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:17:19,751 INFO L82 PathProgramCache]: Analyzing trace with hash -202618828, now seen corresponding path program 1 times [2020-10-14 03:17:19,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:17:19,751 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [946879894] [2020-10-14 03:17:19,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:17:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:19,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:20,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:20,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:24,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:24,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 329 [2020-10-14 03:17:24,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 03:17:24,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4213 [2020-10-14 03:17:24,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:24,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:24,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:24,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 277 [2020-10-14 03:17:24,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 03:17:24,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:24,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:17:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:24,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:24,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:24,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:17:24,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:24,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 03:17:24,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:24,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:24,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:24,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:24,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:24,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:17:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:24,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:24,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:24,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-14 03:17:24,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:24,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-14 03:17:24,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:24,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:24,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:24,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:24,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:24,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:24,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 03:17:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:24,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:24,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:24,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-14 03:17:24,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:24,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-14 03:17:24,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:24,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:24,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:17:24,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:24,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-14 03:17:24,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:24,582 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-10-14 03:17:24,583 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [946879894] [2020-10-14 03:17:24,583 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:17:24,584 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 03:17:24,584 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295487238] [2020-10-14 03:17:24,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 03:17:24,585 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:17:24,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 03:17:24,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 03:17:24,586 INFO L87 Difference]: Start difference. First operand 1686 states and 1854 transitions. Second operand 5 states. [2020-10-14 03:17:25,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:17:25,620 INFO L93 Difference]: Finished difference Result 2426 states and 2673 transitions. [2020-10-14 03:17:25,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 03:17:25,621 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 317 [2020-10-14 03:17:25,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:17:25,634 INFO L225 Difference]: With dead ends: 2426 [2020-10-14 03:17:25,634 INFO L226 Difference]: Without dead ends: 2424 [2020-10-14 03:17:25,636 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 03:17:25,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2424 states. [2020-10-14 03:17:25,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2424 to 1688. [2020-10-14 03:17:25,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1688 states. [2020-10-14 03:17:25,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1688 states and 1857 transitions. [2020-10-14 03:17:25,698 INFO L78 Accepts]: Start accepts. Automaton has 1688 states and 1857 transitions. Word has length 317 [2020-10-14 03:17:25,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:17:25,698 INFO L479 AbstractCegarLoop]: Abstraction has 1688 states and 1857 transitions. [2020-10-14 03:17:25,699 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 03:17:25,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 1857 transitions. [2020-10-14 03:17:25,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2020-10-14 03:17:25,705 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:17:25,705 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:17:25,705 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 03:17:25,706 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:17:25,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:17:25,706 INFO L82 PathProgramCache]: Analyzing trace with hash 826110024, now seen corresponding path program 1 times [2020-10-14 03:17:25,706 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:17:25,707 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [402339903] [2020-10-14 03:17:25,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:17:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:25,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:25,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:26,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:28,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:30,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:30,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 335 [2020-10-14 03:17:30,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 03:17:30,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4301 [2020-10-14 03:17:30,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:30,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:30,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:30,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 283 [2020-10-14 03:17:30,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 03:17:30,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:17:30,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:17:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:30,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:30,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:30,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:17:30,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:30,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:17:30,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:30,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:30,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:30,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:30,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:30,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:30,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:17:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:30,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:30,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:30,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-14 03:17:30,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:30,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-14 03:17:30,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:30,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:30,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:30,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:30,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:30,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:30,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 03:17:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:30,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:30,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:30,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-14 03:17:30,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:30,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 03:17:30,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:30,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:30,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:17:30,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:30,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-14 03:17:30,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:30,494 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2020-10-14 03:17:30,494 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [402339903] [2020-10-14 03:17:30,495 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:17:30,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 03:17:30,496 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667867105] [2020-10-14 03:17:30,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 03:17:30,496 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:17:30,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 03:17:30,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 03:17:30,497 INFO L87 Difference]: Start difference. First operand 1688 states and 1857 transitions. Second operand 5 states. [2020-10-14 03:17:31,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:17:31,567 INFO L93 Difference]: Finished difference Result 3558 states and 3909 transitions. [2020-10-14 03:17:31,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 03:17:31,573 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 323 [2020-10-14 03:17:31,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:17:31,580 INFO L225 Difference]: With dead ends: 3558 [2020-10-14 03:17:31,580 INFO L226 Difference]: Without dead ends: 1322 [2020-10-14 03:17:31,585 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 03:17:31,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1322 states. [2020-10-14 03:17:31,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1322 to 1318. [2020-10-14 03:17:31,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1318 states. [2020-10-14 03:17:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1318 states and 1445 transitions. [2020-10-14 03:17:31,621 INFO L78 Accepts]: Start accepts. Automaton has 1318 states and 1445 transitions. Word has length 323 [2020-10-14 03:17:31,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:17:31,622 INFO L479 AbstractCegarLoop]: Abstraction has 1318 states and 1445 transitions. [2020-10-14 03:17:31,622 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 03:17:31,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1445 transitions. [2020-10-14 03:17:31,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2020-10-14 03:17:31,628 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:17:31,628 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:17:31,628 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 03:17:31,629 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:17:31,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:17:31,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1898015939, now seen corresponding path program 1 times [2020-10-14 03:17:31,629 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:17:31,630 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1063178276] [2020-10-14 03:17:31,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:17:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:31,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:31,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:32,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:32,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:34,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:34,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 342 [2020-10-14 03:17:34,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 03:17:34,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3013 [2020-10-14 03:17:34,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:34,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:34,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:34,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 290 [2020-10-14 03:17:34,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 03:17:34,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 03:17:34,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:17:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:34,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:34,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:34,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:17:34,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:34,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 03:17:34,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:34,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:34,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:34,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:34,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:34,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:17:34,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:17:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:34,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:34,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:34,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-14 03:17:34,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:34,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 03:17:34,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:34,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:34,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:34,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:34,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:34,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:17:34,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 03:17:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:34,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:34,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:34,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-14 03:17:34,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:34,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 03:17:34,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:34,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:34,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:17:34,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:34,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-10-14 03:17:34,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:17:34,988 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-10-14 03:17:34,988 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1063178276] [2020-10-14 03:17:34,989 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:17:34,989 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 03:17:34,989 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101821315] [2020-10-14 03:17:34,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 03:17:34,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:17:34,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 03:17:34,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 03:17:34,990 INFO L87 Difference]: Start difference. First operand 1318 states and 1445 transitions. Second operand 5 states. [2020-10-14 03:17:36,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:17:36,059 INFO L93 Difference]: Finished difference Result 3924 states and 4358 transitions. [2020-10-14 03:17:36,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 03:17:36,062 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 330 [2020-10-14 03:17:36,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:17:36,072 INFO L225 Difference]: With dead ends: 3924 [2020-10-14 03:17:36,073 INFO L226 Difference]: Without dead ends: 2424 [2020-10-14 03:17:36,077 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 03:17:36,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2424 states. [2020-10-14 03:17:36,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2424 to 2238. [2020-10-14 03:17:36,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2238 states. [2020-10-14 03:17:36,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 2238 states and 2465 transitions. [2020-10-14 03:17:36,132 INFO L78 Accepts]: Start accepts. Automaton has 2238 states and 2465 transitions. Word has length 330 [2020-10-14 03:17:36,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:17:36,132 INFO L479 AbstractCegarLoop]: Abstraction has 2238 states and 2465 transitions. [2020-10-14 03:17:36,132 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 03:17:36,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2465 transitions. [2020-10-14 03:17:36,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2020-10-14 03:17:36,147 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:17:36,147 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:17:36,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 03:17:36,148 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:17:36,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:17:36,148 INFO L82 PathProgramCache]: Analyzing trace with hash -112794426, now seen corresponding path program 1 times [2020-10-14 03:17:36,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:17:36,149 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1242458780] [2020-10-14 03:17:36,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:17:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:36,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:36,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:36,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:41,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:41,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 571 [2020-10-14 03:17:41,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 03:17:41,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-14 03:17:41,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:41,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 03:17:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-14 03:17:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 263 [2020-10-14 03:17:41,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:17:41,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:17:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:41,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:41,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:41,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:17:41,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:41,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:17:41,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:41,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:41,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:41,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:41,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:17:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:41,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:41,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:41,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 03:17:41,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:41,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 03:17:41,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:41,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:41,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:17:41,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:41,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-14 03:17:41,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:41,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 03:17:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:41,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:41,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:41,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-14 03:17:41,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:41,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-10-14 03:17:41,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:41,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:41,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 03:17:41,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:17:41,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-14 03:17:41,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:41,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-14 03:17:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:41,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:41,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:41,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 03:17:41,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:41,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-14 03:17:41,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:41,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:41,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:41,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:17:41,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-14 03:17:41,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:17:41,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2020-10-14 03:17:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:41,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:41,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:41,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 170 [2020-10-14 03:17:41,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:41,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-14 03:17:41,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:41,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:41,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:41,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 167 [2020-10-14 03:17:41,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:41,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 338 proven. 246 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2020-10-14 03:17:42,198 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1242458780] [2020-10-14 03:17:42,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:17:42,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 03:17:42,199 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454362381] [2020-10-14 03:17:42,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 03:17:42,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:17:42,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 03:17:42,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 03:17:42,201 INFO L87 Difference]: Start difference. First operand 2238 states and 2465 transitions. Second operand 9 states. [2020-10-14 03:17:44,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:17:44,322 INFO L93 Difference]: Finished difference Result 5404 states and 5992 transitions. [2020-10-14 03:17:44,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 03:17:44,323 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 555 [2020-10-14 03:17:44,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:17:44,336 INFO L225 Difference]: With dead ends: 5404 [2020-10-14 03:17:44,336 INFO L226 Difference]: Without dead ends: 3172 [2020-10-14 03:17:44,343 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2020-10-14 03:17:44,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3172 states. [2020-10-14 03:17:44,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3172 to 2980. [2020-10-14 03:17:44,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2980 states. [2020-10-14 03:17:44,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2980 states and 3250 transitions. [2020-10-14 03:17:44,409 INFO L78 Accepts]: Start accepts. Automaton has 2980 states and 3250 transitions. Word has length 555 [2020-10-14 03:17:44,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:17:44,410 INFO L479 AbstractCegarLoop]: Abstraction has 2980 states and 3250 transitions. [2020-10-14 03:17:44,410 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 03:17:44,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 3250 transitions. [2020-10-14 03:17:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2020-10-14 03:17:44,431 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:17:44,432 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 03:17:44,432 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 03:17:44,432 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:17:44,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:17:44,433 INFO L82 PathProgramCache]: Analyzing trace with hash -71073325, now seen corresponding path program 1 times [2020-10-14 03:17:44,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:17:44,434 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [266007596] [2020-10-14 03:17:44,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:17:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:44,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:44,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:44,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:45,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:49,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:49,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 628 [2020-10-14 03:17:49,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 03:17:49,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5061 [2020-10-14 03:17:49,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:49,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:49,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:49,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 143 [2020-10-14 03:17:49,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 182 [2020-10-14 03:17:49,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:49,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:17:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:49,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:49,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:49,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:17:49,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:49,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:17:49,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:49,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:49,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:49,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:49,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:49,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:49,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:17:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:49,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:49,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:49,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-14 03:17:49,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:49,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-14 03:17:49,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:49,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:49,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:17:49,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:17:49,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-14 03:17:49,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:49,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 03:17:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:49,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:50,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:50,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-14 03:17:50,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:50,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-14 03:17:50,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:50,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:50,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:17:50,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:17:50,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-14 03:17:50,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:50,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2020-10-14 03:17:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:50,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:50,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:50,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 03:17:50,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:50,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 03:17:50,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:50,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:50,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:50,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-14 03:17:50,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:50,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:50,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2020-10-14 03:17:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:17:50,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:17:50,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:17:50,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 170 [2020-10-14 03:17:50,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:17:50,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-14 03:17:50,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:17:50,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:17:50,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:17:50,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 167 [2020-10-14 03:17:50,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:17:50,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:17:50,686 INFO L134 CoverageAnalysis]: Checked inductivity of 852 backedges. 318 proven. 244 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2020-10-14 03:17:50,691 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [266007596] [2020-10-14 03:17:50,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:17:50,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:17:50,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089547191] [2020-10-14 03:17:50,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:17:50,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:17:50,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:17:50,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:17:50,695 INFO L87 Difference]: Start difference. First operand 2980 states and 3250 transitions. Second operand 7 states. [2020-10-14 03:17:52,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:17:52,182 INFO L93 Difference]: Finished difference Result 6406 states and 7263 transitions. [2020-10-14 03:17:52,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 03:17:52,184 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 612 [2020-10-14 03:17:52,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:17:52,186 INFO L225 Difference]: With dead ends: 6406 [2020-10-14 03:17:52,186 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 03:17:52,205 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 1 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 03:17:52,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 03:17:52,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 03:17:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 03:17:52,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 03:17:52,206 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 612 [2020-10-14 03:17:52,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:17:52,207 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 03:17:52,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:17:52,207 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 03:17:52,207 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 03:17:52,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 03:17:52,210 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 03:17:52,942 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 89 [2020-10-14 03:17:53,239 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 89 [2020-10-14 03:17:53,802 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 53 [2020-10-14 03:17:54,106 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2020-10-14 03:17:54,440 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2020-10-14 03:17:54,445 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 03:17:54,446 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a24~0 |old(~a24~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a21~0 |old(~a21~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-10-14 03:17:54,446 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 03:17:54,446 INFO L268 CegarLoopResult]: For program point L432(lines 432 870) no Hoare annotation was computed. [2020-10-14 03:17:54,446 INFO L268 CegarLoopResult]: For program point L366(lines 366 870) no Hoare annotation was computed. [2020-10-14 03:17:54,446 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,446 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,447 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,447 INFO L268 CegarLoopResult]: For program point L235(lines 235 870) no Hoare annotation was computed. [2020-10-14 03:17:54,447 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-14 03:17:54,447 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-14 03:17:54,447 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-14 03:17:54,447 INFO L268 CegarLoopResult]: For program point L764(lines 764 870) no Hoare annotation was computed. [2020-10-14 03:17:54,447 INFO L268 CegarLoopResult]: For program point L632(lines 632 870) no Hoare annotation was computed. [2020-10-14 03:17:54,447 INFO L268 CegarLoopResult]: For program point L500(lines 500 870) no Hoare annotation was computed. [2020-10-14 03:17:54,448 INFO L268 CegarLoopResult]: For program point L831(lines 831 870) no Hoare annotation was computed. [2020-10-14 03:17:54,448 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,448 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,450 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,450 INFO L268 CegarLoopResult]: For program point L700(lines 700 870) no Hoare annotation was computed. [2020-10-14 03:17:54,450 INFO L268 CegarLoopResult]: For program point L568(lines 568 870) no Hoare annotation was computed. [2020-10-14 03:17:54,450 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-14 03:17:54,450 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-14 03:17:54,450 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-14 03:17:54,450 INFO L268 CegarLoopResult]: For program point L305(lines 305 870) no Hoare annotation was computed. [2020-10-14 03:17:54,451 INFO L268 CegarLoopResult]: For program point L438(lines 438 870) no Hoare annotation was computed. [2020-10-14 03:17:54,451 INFO L268 CegarLoopResult]: For program point L372(lines 372 870) no Hoare annotation was computed. [2020-10-14 03:17:54,451 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,452 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,452 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,452 INFO L268 CegarLoopResult]: For program point L241(lines 241 870) no Hoare annotation was computed. [2020-10-14 03:17:54,452 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-14 03:17:54,452 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-14 03:17:54,452 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-14 03:17:54,452 INFO L268 CegarLoopResult]: For program point L638(lines 638 870) no Hoare annotation was computed. [2020-10-14 03:17:54,453 INFO L268 CegarLoopResult]: For program point L506(lines 506 870) no Hoare annotation was computed. [2020-10-14 03:17:54,453 INFO L268 CegarLoopResult]: For program point L837(lines 837 870) no Hoare annotation was computed. [2020-10-14 03:17:54,454 INFO L268 CegarLoopResult]: For program point L771(lines 771 870) no Hoare annotation was computed. [2020-10-14 03:17:54,454 INFO L268 CegarLoopResult]: For program point L573(lines 573 870) no Hoare annotation was computed. [2020-10-14 03:17:54,456 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,456 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,456 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,456 INFO L268 CegarLoopResult]: For program point L706(lines 706 870) no Hoare annotation was computed. [2020-10-14 03:17:54,456 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-14 03:17:54,456 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-14 03:17:54,456 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-14 03:17:54,457 INFO L268 CegarLoopResult]: For program point L311(lines 311 870) no Hoare annotation was computed. [2020-10-14 03:17:54,457 INFO L268 CegarLoopResult]: For program point L444(lines 444 870) no Hoare annotation was computed. [2020-10-14 03:17:54,457 INFO L268 CegarLoopResult]: For program point L378(lines 378 870) no Hoare annotation was computed. [2020-10-14 03:17:54,457 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,457 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,457 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,457 INFO L268 CegarLoopResult]: For program point L247(lines 247 870) no Hoare annotation was computed. [2020-10-14 03:17:54,457 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-14 03:17:54,457 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-14 03:17:54,458 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-14 03:17:54,458 INFO L268 CegarLoopResult]: For program point L842(lines 842 870) no Hoare annotation was computed. [2020-10-14 03:17:54,458 INFO L268 CegarLoopResult]: For program point L644(lines 644 870) no Hoare annotation was computed. [2020-10-14 03:17:54,458 INFO L268 CegarLoopResult]: For program point L512(lines 512 870) no Hoare annotation was computed. [2020-10-14 03:17:54,458 INFO L268 CegarLoopResult]: For program point L777(lines 777 870) no Hoare annotation was computed. [2020-10-14 03:17:54,458 INFO L268 CegarLoopResult]: For program point L579(lines 579 870) no Hoare annotation was computed. [2020-10-14 03:17:54,458 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,458 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,458 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,459 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,459 INFO L268 CegarLoopResult]: For program point L712(lines 712 870) no Hoare annotation was computed. [2020-10-14 03:17:54,459 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-14 03:17:54,460 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-14 03:17:54,463 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-14 03:17:54,463 INFO L268 CegarLoopResult]: For program point L449(lines 449 870) no Hoare annotation was computed. [2020-10-14 03:17:54,463 INFO L268 CegarLoopResult]: For program point L317(lines 317 870) no Hoare annotation was computed. [2020-10-14 03:17:54,463 INFO L268 CegarLoopResult]: For program point L384(lines 384 870) no Hoare annotation was computed. [2020-10-14 03:17:54,463 INFO L268 CegarLoopResult]: For program point L252(lines 252 870) no Hoare annotation was computed. [2020-10-14 03:17:54,464 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,464 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,464 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,464 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-14 03:17:54,464 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-14 03:17:54,464 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-14 03:17:54,464 INFO L268 CegarLoopResult]: For program point L848(lines 848 870) no Hoare annotation was computed. [2020-10-14 03:17:54,464 INFO L268 CegarLoopResult]: For program point L650(lines 650 870) no Hoare annotation was computed. [2020-10-14 03:17:54,465 INFO L268 CegarLoopResult]: For program point L518(lines 518 870) no Hoare annotation was computed. [2020-10-14 03:17:54,465 INFO L268 CegarLoopResult]: For program point L783(lines 783 870) no Hoare annotation was computed. [2020-10-14 03:17:54,465 INFO L268 CegarLoopResult]: For program point L585(lines 585 870) no Hoare annotation was computed. [2020-10-14 03:17:54,465 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,465 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,465 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,465 INFO L268 CegarLoopResult]: For program point L718(lines 718 870) no Hoare annotation was computed. [2020-10-14 03:17:54,465 INFO L268 CegarLoopResult]: For program point L454(lines 454 870) no Hoare annotation was computed. [2020-10-14 03:17:54,466 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-14 03:17:54,466 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-14 03:17:54,466 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-14 03:17:54,466 INFO L268 CegarLoopResult]: For program point L323(lines 323 870) no Hoare annotation was computed. [2020-10-14 03:17:54,467 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse4 (= ~a24~0 |old(~a24~0)|)) (.cse5 (= ~a12~0 |old(~a12~0)|)) (.cse6 (= ~a15~0 |old(~a15~0)|))) (let ((.cse3 (= 2 |old(~a24~0)|)) (.cse1 (not (<= |old(~a24~0)| 1))) (.cse0 (and .cse4 (= ~a21~0 |old(~a21~0)|) .cse5 .cse6)) (.cse2 (not (<= |old(~a15~0)| 5)))) (and (or .cse0 (not (<= 8 |old(~a15~0)|))) (or .cse1 .cse0 (not (<= |old(~a12~0)| 80)) .cse2) (or .cse3 (not (= 6 |old(~a15~0)|)) .cse0) (or .cse3 .cse0 (not (<= 7 |old(~a15~0)|))) (or (and .cse4 (= ~a21~0 6) .cse5 .cse6) (not (= 6 |old(~a21~0)|))) (or (not (= 10 |old(~a21~0)|)) .cse1 .cse0 (not (<= |old(~a12~0)| 73282)) .cse2)))) [2020-10-14 03:17:54,467 INFO L268 CegarLoopResult]: For program point L390(lines 390 870) no Hoare annotation was computed. [2020-10-14 03:17:54,467 INFO L268 CegarLoopResult]: For program point L258(lines 258 870) no Hoare annotation was computed. [2020-10-14 03:17:54,467 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,467 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,467 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,468 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-14 03:17:54,468 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-14 03:17:54,468 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-14 03:17:54,468 INFO L268 CegarLoopResult]: For program point L854(lines 854 870) no Hoare annotation was computed. [2020-10-14 03:17:54,468 INFO L268 CegarLoopResult]: For program point L656(lines 656 870) no Hoare annotation was computed. [2020-10-14 03:17:54,469 INFO L268 CegarLoopResult]: For program point L524(lines 524 870) no Hoare annotation was computed. [2020-10-14 03:17:54,469 INFO L268 CegarLoopResult]: For program point L789(lines 789 870) no Hoare annotation was computed. [2020-10-14 03:17:54,469 INFO L268 CegarLoopResult]: For program point L591(lines 591 870) no Hoare annotation was computed. [2020-10-14 03:17:54,469 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,469 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,469 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,469 INFO L268 CegarLoopResult]: For program point L724(lines 724 870) no Hoare annotation was computed. [2020-10-14 03:17:54,469 INFO L268 CegarLoopResult]: For program point L460(lines 460 870) no Hoare annotation was computed. [2020-10-14 03:17:54,469 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-14 03:17:54,470 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-14 03:17:54,470 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-14 03:17:54,470 INFO L268 CegarLoopResult]: For program point L329(lines 329 870) no Hoare annotation was computed. [2020-10-14 03:17:54,470 INFO L268 CegarLoopResult]: For program point L396(lines 396 870) no Hoare annotation was computed. [2020-10-14 03:17:54,470 INFO L268 CegarLoopResult]: For program point L264(lines 264 870) no Hoare annotation was computed. [2020-10-14 03:17:54,470 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,470 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,470 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,470 INFO L268 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2020-10-14 03:17:54,471 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-14 03:17:54,471 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-14 03:17:54,471 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-14 03:17:54,471 INFO L268 CegarLoopResult]: For program point L662(lines 662 870) no Hoare annotation was computed. [2020-10-14 03:17:54,471 INFO L268 CegarLoopResult]: For program point L530(lines 530 870) no Hoare annotation was computed. [2020-10-14 03:17:54,471 INFO L268 CegarLoopResult]: For program point L795(lines 795 870) no Hoare annotation was computed. [2020-10-14 03:17:54,471 INFO L268 CegarLoopResult]: For program point L597(lines 597 870) no Hoare annotation was computed. [2020-10-14 03:17:54,471 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,471 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,472 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,472 INFO L268 CegarLoopResult]: For program point L730(lines 730 870) no Hoare annotation was computed. [2020-10-14 03:17:54,472 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-14 03:17:54,472 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-14 03:17:54,472 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-14 03:17:54,472 INFO L268 CegarLoopResult]: For program point L467(lines 467 870) no Hoare annotation was computed. [2020-10-14 03:17:54,472 INFO L268 CegarLoopResult]: For program point L335(lines 335 870) no Hoare annotation was computed. [2020-10-14 03:17:54,472 INFO L268 CegarLoopResult]: For program point L269(lines 269 870) no Hoare annotation was computed. [2020-10-14 03:17:54,473 INFO L268 CegarLoopResult]: For program point L402(lines 402 870) no Hoare annotation was computed. [2020-10-14 03:17:54,473 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,473 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,473 INFO L268 CegarLoopResult]: For program point L865(lines 865 870) no Hoare annotation was computed. [2020-10-14 03:17:54,473 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-14 03:17:54,473 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-14 03:17:54,473 INFO L268 CegarLoopResult]: For program point L668(lines 668 870) no Hoare annotation was computed. [2020-10-14 03:17:54,474 INFO L268 CegarLoopResult]: For program point L536(lines 536 870) no Hoare annotation was computed. [2020-10-14 03:17:54,474 INFO L268 CegarLoopResult]: For program point L801(lines 801 870) no Hoare annotation was computed. [2020-10-14 03:17:54,474 INFO L268 CegarLoopResult]: For program point L735(lines 735 870) no Hoare annotation was computed. [2020-10-14 03:17:54,474 INFO L268 CegarLoopResult]: For program point L603(lines 603 870) no Hoare annotation was computed. [2020-10-14 03:17:54,474 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2020-10-14 03:17:54,474 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,474 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,475 INFO L268 CegarLoopResult]: For program point L472(lines 472 870) no Hoare annotation was computed. [2020-10-14 03:17:54,475 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-14 03:17:54,475 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-14 03:17:54,475 INFO L268 CegarLoopResult]: For program point L341(lines 341 870) no Hoare annotation was computed. [2020-10-14 03:17:54,475 INFO L268 CegarLoopResult]: For program point L275(lines 275 870) no Hoare annotation was computed. [2020-10-14 03:17:54,475 INFO L268 CegarLoopResult]: For program point L408(lines 408 870) no Hoare annotation was computed. [2020-10-14 03:17:54,475 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,475 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,476 INFO L268 CegarLoopResult]: For program point L541(lines 541 870) no Hoare annotation was computed. [2020-10-14 03:17:54,476 INFO L268 CegarLoopResult]: For program point L211(lines 211 870) no Hoare annotation was computed. [2020-10-14 03:17:54,476 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-14 03:17:54,476 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-14 03:17:54,476 INFO L268 CegarLoopResult]: For program point L674(lines 674 870) no Hoare annotation was computed. [2020-10-14 03:17:54,476 INFO L268 CegarLoopResult]: For program point L807(lines 807 870) no Hoare annotation was computed. [2020-10-14 03:17:54,476 INFO L268 CegarLoopResult]: For program point L741(lines 741 870) no Hoare annotation was computed. [2020-10-14 03:17:54,476 INFO L268 CegarLoopResult]: For program point L609(lines 609 870) no Hoare annotation was computed. [2020-10-14 03:17:54,476 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,477 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,477 INFO L268 CegarLoopResult]: For program point L478(lines 478 870) no Hoare annotation was computed. [2020-10-14 03:17:54,477 INFO L268 CegarLoopResult]: For program point L280(lines 280 870) no Hoare annotation was computed. [2020-10-14 03:17:54,477 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-14 03:17:54,477 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-14 03:17:54,477 INFO L268 CegarLoopResult]: For program point L677(lines 677 870) no Hoare annotation was computed. [2020-10-14 03:17:54,477 INFO L268 CegarLoopResult]: For program point L347(lines 347 870) no Hoare annotation was computed. [2020-10-14 03:17:54,477 INFO L268 CegarLoopResult]: For program point L414(lines 414 870) no Hoare annotation was computed. [2020-10-14 03:17:54,477 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,478 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,478 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,478 INFO L268 CegarLoopResult]: For program point L547(lines 547 870) no Hoare annotation was computed. [2020-10-14 03:17:54,478 INFO L268 CegarLoopResult]: For program point L217(lines 217 870) no Hoare annotation was computed. [2020-10-14 03:17:54,478 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-14 03:17:54,478 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-14 03:17:54,478 INFO L268 CegarLoopResult]: For program point L747(lines 747 870) no Hoare annotation was computed. [2020-10-14 03:17:54,479 INFO L268 CegarLoopResult]: For program point L615(lines 615 870) no Hoare annotation was computed. [2020-10-14 03:17:54,479 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,479 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,479 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-10-14 03:17:54,479 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,479 INFO L268 CegarLoopResult]: For program point L814(lines 814 870) no Hoare annotation was computed. [2020-10-14 03:17:54,479 INFO L268 CegarLoopResult]: For program point L484(lines 484 870) no Hoare annotation was computed. [2020-10-14 03:17:54,479 INFO L268 CegarLoopResult]: For program point L286(lines 286 870) no Hoare annotation was computed. [2020-10-14 03:17:54,479 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-14 03:17:54,480 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-14 03:17:54,480 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-10-14 03:17:54,480 INFO L268 CegarLoopResult]: For program point L683(lines 683 870) no Hoare annotation was computed. [2020-10-14 03:17:54,480 INFO L268 CegarLoopResult]: For program point L353(lines 353 870) no Hoare annotation was computed. [2020-10-14 03:17:54,480 INFO L268 CegarLoopResult]: For program point L552(lines 552 870) no Hoare annotation was computed. [2020-10-14 03:17:54,480 INFO L268 CegarLoopResult]: For program point L420(lines 420 870) no Hoare annotation was computed. [2020-10-14 03:17:54,480 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L223(lines 223 870) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L752(lines 752 870) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L819(lines 819 870) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L621(lines 621 870) no Hoare annotation was computed. [2020-10-14 03:17:54,481 INFO L268 CegarLoopResult]: For program point L555(lines 555 870) no Hoare annotation was computed. [2020-10-14 03:17:54,482 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,482 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,482 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,482 INFO L268 CegarLoopResult]: For program point L688(lines 688 870) no Hoare annotation was computed. [2020-10-14 03:17:54,482 INFO L268 CegarLoopResult]: For program point L490(lines 490 870) no Hoare annotation was computed. [2020-10-14 03:17:54,482 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-14 03:17:54,482 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-14 03:17:54,482 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-14 03:17:54,482 INFO L268 CegarLoopResult]: For program point L359(lines 359 870) no Hoare annotation was computed. [2020-10-14 03:17:54,483 INFO L268 CegarLoopResult]: For program point L293(lines 293 870) no Hoare annotation was computed. [2020-10-14 03:17:54,483 INFO L268 CegarLoopResult]: For program point L426(lines 426 870) no Hoare annotation was computed. [2020-10-14 03:17:54,483 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,483 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,483 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,483 INFO L268 CegarLoopResult]: For program point L229(lines 229 870) no Hoare annotation was computed. [2020-10-14 03:17:54,483 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-14 03:17:54,483 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-14 03:17:54,484 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-14 03:17:54,484 INFO L268 CegarLoopResult]: For program point L758(lines 758 870) no Hoare annotation was computed. [2020-10-14 03:17:54,484 INFO L268 CegarLoopResult]: For program point L626(lines 626 870) no Hoare annotation was computed. [2020-10-14 03:17:54,484 INFO L268 CegarLoopResult]: For program point L825(lines 825 870) no Hoare annotation was computed. [2020-10-14 03:17:54,484 INFO L268 CegarLoopResult]: For program point L561(lines 561 870) no Hoare annotation was computed. [2020-10-14 03:17:54,484 INFO L268 CegarLoopResult]: For program point L495(lines 495 870) no Hoare annotation was computed. [2020-10-14 03:17:54,484 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,485 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,485 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2020-10-14 03:17:54,485 INFO L268 CegarLoopResult]: For program point L694(lines 694 870) no Hoare annotation was computed. [2020-10-14 03:17:54,485 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-14 03:17:54,485 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-14 03:17:54,485 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-14 03:17:54,485 INFO L268 CegarLoopResult]: For program point L299(lines 299 870) no Hoare annotation was computed. [2020-10-14 03:17:54,485 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 03:17:54,486 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a15~0 8) (not (= ~a24~0 2)) (<= ~a12~0 80)) [2020-10-14 03:17:54,487 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 03:17:54,487 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 03:17:54,487 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (= 2 |old(~a24~0)|) (not (= 8 |old(~a15~0)|)) (not (<= |old(~a12~0)| 80)) (and (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 8) (= ~a12~0 |old(~a12~0)|))) [2020-10-14 03:17:54,488 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2020-10-14 03:17:54,488 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (<= ~a24~0 1)) (.cse1 (not (= ~a24~0 2)))) (or (<= 8 ~a15~0) (= 2 |old(~a24~0)|) (and .cse0 (= ~a21~0 10) (<= ~a12~0 73282)) (and (<= 7 ~a15~0) .cse1) (and .cse0 (<= ~a12~0 80)) (= ~a21~0 6) (not (= 8 |old(~a15~0)|)) (not (<= |old(~a12~0)| 80)) (and .cse1 (= ~a15~0 6)))) [2020-10-14 03:17:54,488 INFO L268 CegarLoopResult]: For program point L888-1(line 888) no Hoare annotation was computed. [2020-10-14 03:17:54,488 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-10-14 03:17:54,488 INFO L264 CegarLoopResult]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse0 (<= ~a24~0 1)) (.cse1 (not (= ~a24~0 2)))) (or (<= 8 ~a15~0) (= 2 |old(~a24~0)|) (and .cse0 (= ~a21~0 10) (<= ~a12~0 73282)) (and (<= 7 ~a15~0) .cse1) (and .cse0 (<= ~a12~0 80)) (= ~a21~0 6) (not (= 8 |old(~a15~0)|)) (not (<= |old(~a12~0)| 80)) (and .cse1 (= ~a15~0 6)))) [2020-10-14 03:17:54,488 INFO L268 CegarLoopResult]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2020-10-14 03:17:54,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 03:17:54 BoogieIcfgContainer [2020-10-14 03:17:54,518 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 03:17:54,520 INFO L168 Benchmark]: Toolchain (without parser) took 60094.77 ms. Allocated memory was 143.7 MB in the beginning and 1.1 GB in the end (delta: 966.3 MB). Free memory was 98.4 MB in the beginning and 689.8 MB in the end (delta: -591.4 MB). Peak memory consumption was 993.8 MB. Max. memory is 7.1 GB. [2020-10-14 03:17:54,522 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 143.7 MB. Free memory was 118.2 MB in the beginning and 117.8 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. [2020-10-14 03:17:54,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 842.84 ms. Allocated memory was 143.7 MB in the beginning and 202.9 MB in the end (delta: 59.2 MB). Free memory was 98.0 MB in the beginning and 165.3 MB in the end (delta: -67.3 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. [2020-10-14 03:17:54,526 INFO L168 Benchmark]: Boogie Preprocessor took 134.24 ms. Allocated memory is still 202.9 MB. Free memory was 165.3 MB in the beginning and 159.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-10-14 03:17:54,527 INFO L168 Benchmark]: RCFGBuilder took 1634.51 ms. Allocated memory was 202.9 MB in the beginning and 231.2 MB in the end (delta: 28.3 MB). Free memory was 159.7 MB in the beginning and 153.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2020-10-14 03:17:54,530 INFO L168 Benchmark]: TraceAbstraction took 57474.43 ms. Allocated memory was 231.2 MB in the beginning and 1.1 GB in the end (delta: 878.7 MB). Free memory was 153.6 MB in the beginning and 689.8 MB in the end (delta: -536.2 MB). Peak memory consumption was 961.4 MB. Max. memory is 7.1 GB. [2020-10-14 03:17:54,541 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 143.7 MB. Free memory was 118.2 MB in the beginning and 117.8 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 842.84 ms. Allocated memory was 143.7 MB in the beginning and 202.9 MB in the end (delta: 59.2 MB). Free memory was 98.0 MB in the beginning and 165.3 MB in the end (delta: -67.3 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 134.24 ms. Allocated memory is still 202.9 MB. Free memory was 165.3 MB in the beginning and 159.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1634.51 ms. Allocated memory was 202.9 MB in the beginning and 231.2 MB in the end (delta: 28.3 MB). Free memory was 159.7 MB in the beginning and 153.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 57474.43 ms. Allocated memory was 231.2 MB in the beginning and 1.1 GB in the end (delta: 878.7 MB). Free memory was 153.6 MB in the beginning and 689.8 MB in the end (delta: -536.2 MB). Peak memory consumption was 961.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 142]: 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: 880]: Loop Invariant Derived loop invariant: (((((((8 <= a15 || 2 == \old(a24)) || ((a24 <= 1 && a21 == 10) && a12 <= 73282)) || (7 <= a15 && !(a24 == 2))) || (a24 <= 1 && a12 <= 80)) || a21 == 6) || !(8 == \old(a15))) || !(\old(a12) <= 80)) || (!(a24 == 2) && a15 == 6) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 55.0s, OverallIterations: 9, TraceHistogramMax: 5, AutomataDifference: 16.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 248 SDtfs, 4991 SDslu, 302 SDs, 0 SdLazy, 10212 SolverSat, 1275 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 84 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2980occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 1738 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 107 PreInvPairs, 191 NumberOfFragments, 305 HoareAnnotationTreeSize, 107 FomulaSimplifications, 355511 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 15816 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 36.6s InterpolantComputationTime, 2825 NumberOfCodeBlocks, 2825 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2816 ConstructedInterpolants, 0 QuantifiedInterpolants, 2291510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 2007/2508 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...