/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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/Problem03_label30.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 19:12:32,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 19:12:32,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 19:12:32,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 19:12:32,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 19:12:32,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 19:12:32,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 19:12:32,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 19:12:32,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 19:12:32,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 19:12:32,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 19:12:32,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 19:12:32,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 19:12:32,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 19:12:32,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 19:12:32,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 19:12:32,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 19:12:32,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 19:12:32,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 19:12:32,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 19:12:32,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 19:12:32,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 19:12:32,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 19:12:32,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 19:12:32,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 19:12:32,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 19:12:32,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 19:12:32,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 19:12:32,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 19:12:32,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 19:12:32,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 19:12:32,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 19:12:32,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 19:12:32,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 19:12:32,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 19:12:32,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 19:12:32,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 19:12:32,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 19:12:32,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 19:12:32,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 19:12:32,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 19:12:32,175 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 19:12:32,213 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 19:12:32,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 19:12:32,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 19:12:32,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 19:12:32,215 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 19:12:32,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 19:12:32,216 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 19:12:32,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 19:12:32,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 19:12:32,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 19:12:32,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 19:12:32,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 19:12:32,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 19:12:32,218 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 19:12:32,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 19:12:32,218 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 19:12:32,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 19:12:32,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 19:12:32,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 19:12:32,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 19:12:32,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 19:12:32,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 19:12:32,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 19:12:32,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 19:12:32,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 19:12:32,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 19:12:32,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 19:12:32,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 19:12:32,221 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 19:12:32,221 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-14 19:12:32,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 19:12:32,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 19:12:32,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 19:12:32,568 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 19:12:32,570 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 19:12:32,571 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label30.c [2020-10-14 19:12:32,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/080e7bd9e/2c4db2518f32415eadb788a0c3a8891f/FLAG262dc4cfb [2020-10-14 19:12:33,279 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 19:12:33,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem03_label30.c [2020-10-14 19:12:33,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/080e7bd9e/2c4db2518f32415eadb788a0c3a8891f/FLAG262dc4cfb [2020-10-14 19:12:33,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/080e7bd9e/2c4db2518f32415eadb788a0c3a8891f [2020-10-14 19:12:33,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 19:12:33,416 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 19:12:33,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 19:12:33,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 19:12:33,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 19:12:33,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:12:33" (1/1) ... [2020-10-14 19:12:33,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424d9305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:33, skipping insertion in model container [2020-10-14 19:12:33,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:12:33" (1/1) ... [2020-10-14 19:12:33,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 19:12:33,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 19:12:34,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:12:34,382 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 19:12:34,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:12:34,705 INFO L208 MainTranslator]: Completed translation [2020-10-14 19:12:34,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34 WrapperNode [2020-10-14 19:12:34,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 19:12:34,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 19:12:34,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 19:12:34,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 19:12:34,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34" (1/1) ... [2020-10-14 19:12:34,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34" (1/1) ... [2020-10-14 19:12:34,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34" (1/1) ... [2020-10-14 19:12:34,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34" (1/1) ... [2020-10-14 19:12:34,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34" (1/1) ... [2020-10-14 19:12:34,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34" (1/1) ... [2020-10-14 19:12:34,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34" (1/1) ... [2020-10-14 19:12:34,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 19:12:34,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 19:12:34,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 19:12:34,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 19:12:34,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34" (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 19:12:34,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 19:12:34,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 19:12:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 19:12:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 19:12:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 19:12:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 19:12:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 19:12:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 19:12:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 19:12:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 19:12:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 19:12:36,952 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 19:12:36,953 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 19:12:36,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:12:36 BoogieIcfgContainer [2020-10-14 19:12:36,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 19:12:36,961 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 19:12:36,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 19:12:36,964 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 19:12:36,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:12:33" (1/3) ... [2020-10-14 19:12:36,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6716357c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:12:36, skipping insertion in model container [2020-10-14 19:12:36,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:34" (2/3) ... [2020-10-14 19:12:36,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6716357c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:12:36, skipping insertion in model container [2020-10-14 19:12:36,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:12:36" (3/3) ... [2020-10-14 19:12:36,968 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label30.c [2020-10-14 19:12:36,979 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 19:12:36,987 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 19:12:37,002 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 19:12:37,033 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 19:12:37,033 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 19:12:37,034 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 19:12:37,034 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 19:12:37,034 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 19:12:37,034 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 19:12:37,034 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 19:12:37,035 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 19:12:37,062 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2020-10-14 19:12:37,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-10-14 19:12:37,080 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:37,081 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:12:37,082 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:37,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:37,090 INFO L82 PathProgramCache]: Analyzing trace with hash 1701060184, now seen corresponding path program 1 times [2020-10-14 19:12:37,101 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:37,101 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1077171167] [2020-10-14 19:12:37,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:37,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:38,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:42,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:42,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-14 19:12:42,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:12:42,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4851 [2020-10-14 19:12:42,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:42,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:42,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 19:12:42,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:12:42,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-14 19:12:42,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 19:12:42,945 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:12:42,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:42,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:42,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:42,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:42,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:42,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 19:12:42,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:42,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:42,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:42,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:42,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:12:42,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:43,107 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 19:12:43,108 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1077171167] [2020-10-14 19:12:43,111 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 19:12:43,111 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 19:12:43,112 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724035194] [2020-10-14 19:12:43,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 19:12:43,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:43,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 19:12:43,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 19:12:43,142 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 4 states. [2020-10-14 19:12:43,335 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:12:46,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:12:46,191 INFO L93 Difference]: Finished difference Result 845 states and 1493 transitions. [2020-10-14 19:12:46,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:12:46,193 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 181 [2020-10-14 19:12:46,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:12:46,216 INFO L225 Difference]: With dead ends: 845 [2020-10-14 19:12:46,216 INFO L226 Difference]: Without dead ends: 470 [2020-10-14 19:12:46,225 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:12:46,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-10-14 19:12:46,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 464. [2020-10-14 19:12:46,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2020-10-14 19:12:46,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 743 transitions. [2020-10-14 19:12:46,320 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 743 transitions. Word has length 181 [2020-10-14 19:12:46,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:46,321 INFO L479 AbstractCegarLoop]: Abstraction has 464 states and 743 transitions. [2020-10-14 19:12:46,321 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 19:12:46,321 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 743 transitions. [2020-10-14 19:12:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-10-14 19:12:46,328 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:46,328 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:12:46,329 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 19:12:46,329 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:46,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:46,329 INFO L82 PathProgramCache]: Analyzing trace with hash 902086427, now seen corresponding path program 1 times [2020-10-14 19:12:46,330 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:46,330 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1638414404] [2020-10-14 19:12:46,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:46,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:46,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:48,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:48,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-14 19:12:48,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:12:48,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1870 [2020-10-14 19:12:48,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:48,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:48,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:48,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 19:12:48,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-14 19:12:48,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:48,628 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:12:48,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:48,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:48,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:48,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:48,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:48,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 19:12:48,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:48,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:48,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:48,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:48,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:48,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:48,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:12:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:48,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:48,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:48,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 19:12:48,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:48,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 19:12:48,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:48,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:48,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:48,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:48,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 19:12:48,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:48,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:12:48,937 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1638414404] [2020-10-14 19:12:48,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:12:48,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:12:48,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719530690] [2020-10-14 19:12:48,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:12:48,940 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:48,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:12:48,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:12:48,941 INFO L87 Difference]: Start difference. First operand 464 states and 743 transitions. Second operand 5 states. [2020-10-14 19:12:49,181 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:12:52,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:12:52,050 INFO L93 Difference]: Finished difference Result 1366 states and 2219 transitions. [2020-10-14 19:12:52,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:12:52,052 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 190 [2020-10-14 19:12:52,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:12:52,061 INFO L225 Difference]: With dead ends: 1366 [2020-10-14 19:12:52,061 INFO L226 Difference]: Without dead ends: 908 [2020-10-14 19:12:52,066 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:12:52,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2020-10-14 19:12:52,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 890. [2020-10-14 19:12:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 890 states. [2020-10-14 19:12:52,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 1396 transitions. [2020-10-14 19:12:52,120 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 1396 transitions. Word has length 190 [2020-10-14 19:12:52,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:52,121 INFO L479 AbstractCegarLoop]: Abstraction has 890 states and 1396 transitions. [2020-10-14 19:12:52,121 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:12:52,121 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1396 transitions. [2020-10-14 19:12:52,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-10-14 19:12:52,130 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:52,130 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:12:52,131 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 19:12:52,131 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:52,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:52,131 INFO L82 PathProgramCache]: Analyzing trace with hash 250666824, now seen corresponding path program 1 times [2020-10-14 19:12:52,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:52,132 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1065928821] [2020-10-14 19:12:52,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:52,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:52,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:54,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:54,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:57,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:57,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-14 19:12:57,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:12:57,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 19:12:57,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:57,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:57,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:57,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 19:12:57,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-14 19:12:57,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:57,525 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:12:57,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:57,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:57,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:57,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:57,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:57,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 19:12:57,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:57,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:57,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:57,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:57,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:57,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:57,737 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-14 19:12:57,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:12:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:57,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:57,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:57,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 19:12:57,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:57,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 19:12:57,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:57,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:57,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:57,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:57,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:57,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:57,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 19:12:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:57,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:57,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:57,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 19:12:57,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:57,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-14 19:12:57,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:57,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:57,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:57,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 19:12:57,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-14 19:12:58,019 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1065928821] [2020-10-14 19:12:58,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:12:58,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 19:12:58,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491849830] [2020-10-14 19:12:58,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 19:12:58,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:58,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 19:12:58,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:12:58,023 INFO L87 Difference]: Start difference. First operand 890 states and 1396 transitions. Second operand 6 states. [2020-10-14 19:12:58,173 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-14 19:12:58,387 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-14 19:13:02,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:13:02,473 INFO L93 Difference]: Finished difference Result 3465 states and 5608 transitions. [2020-10-14 19:13:02,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 19:13:02,475 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 207 [2020-10-14 19:13:02,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:13:02,500 INFO L225 Difference]: With dead ends: 3465 [2020-10-14 19:13:02,500 INFO L226 Difference]: Without dead ends: 2581 [2020-10-14 19:13:02,504 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 19:13:02,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2581 states. [2020-10-14 19:13:02,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2581 to 2568. [2020-10-14 19:13:02,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2568 states. [2020-10-14 19:13:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 3948 transitions. [2020-10-14 19:13:02,625 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 3948 transitions. Word has length 207 [2020-10-14 19:13:02,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:13:02,627 INFO L479 AbstractCegarLoop]: Abstraction has 2568 states and 3948 transitions. [2020-10-14 19:13:02,634 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 19:13:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 3948 transitions. [2020-10-14 19:13:02,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-10-14 19:13:02,647 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:13:02,648 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:13:02,648 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 19:13:02,648 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:13:02,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:13:02,649 INFO L82 PathProgramCache]: Analyzing trace with hash -1795381322, now seen corresponding path program 1 times [2020-10-14 19:13:02,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:13:02,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [962057619] [2020-10-14 19:13:02,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:13:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:02,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:03,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:05,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:05,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-14 19:13:05,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:13:05,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2425 [2020-10-14 19:13:05,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:05,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:05,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:13:05,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-14 19:13:05,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-14 19:13:05,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:05,434 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:05,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:13:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:05,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:05,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:05,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:13:05,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:05,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 19:13:05,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:05,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:05,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:05,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:05,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:05,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:05,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:13:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:05,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:05,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:05,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 19:13:05,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:05,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-14 19:13:05,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:05,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:05,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:13:05,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:05,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-14 19:13:05,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 19:13:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:13:05,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [962057619] [2020-10-14 19:13:05,748 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:13:05,748 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:13:05,748 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565298475] [2020-10-14 19:13:05,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:13:05,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:13:05,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:13:05,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:13:05,750 INFO L87 Difference]: Start difference. First operand 2568 states and 3948 transitions. Second operand 5 states. [2020-10-14 19:13:05,918 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:13:08,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:13:08,494 INFO L93 Difference]: Finished difference Result 7449 states and 11732 transitions. [2020-10-14 19:13:08,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:13:08,495 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 239 [2020-10-14 19:13:08,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:13:08,528 INFO L225 Difference]: With dead ends: 7449 [2020-10-14 19:13:08,528 INFO L226 Difference]: Without dead ends: 4887 [2020-10-14 19:13:08,536 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:13:08,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4887 states. [2020-10-14 19:13:08,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4887 to 4867. [2020-10-14 19:13:08,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4867 states. [2020-10-14 19:13:08,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4867 states to 4867 states and 7579 transitions. [2020-10-14 19:13:08,706 INFO L78 Accepts]: Start accepts. Automaton has 4867 states and 7579 transitions. Word has length 239 [2020-10-14 19:13:08,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:13:08,707 INFO L479 AbstractCegarLoop]: Abstraction has 4867 states and 7579 transitions. [2020-10-14 19:13:08,707 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:13:08,707 INFO L276 IsEmpty]: Start isEmpty. Operand 4867 states and 7579 transitions. [2020-10-14 19:13:08,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-14 19:13:08,725 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:13:08,725 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:13:08,725 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 19:13:08,726 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:13:08,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:13:08,726 INFO L82 PathProgramCache]: Analyzing trace with hash 2078934041, now seen corresponding path program 1 times [2020-10-14 19:13:08,726 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:13:08,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1433046058] [2020-10-14 19:13:08,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:13:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:08,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:09,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:11,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:11,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-14 19:13:11,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:13:11,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2534 [2020-10-14 19:13:11,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:11,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:13:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-14 19:13:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-14 19:13:11,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:11,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:13:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:11,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:11,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:11,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:13:11,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:11,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 19:13:11,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:11,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:11,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:11,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:11,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:11,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:11,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:13:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:11,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:11,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:11,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-14 19:13:11,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:11,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-14 19:13:11,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:11,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:11,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:13:11,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:11,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-14 19:13:11,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:13:11,840 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 61 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:13:11,841 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1433046058] [2020-10-14 19:13:11,841 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:13:11,841 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:13:11,842 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3079851] [2020-10-14 19:13:11,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:13:11,843 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:13:11,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:13:11,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:13:11,843 INFO L87 Difference]: Start difference. First operand 4867 states and 7579 transitions. Second operand 5 states. [2020-10-14 19:13:12,053 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:13:14,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:13:14,622 INFO L93 Difference]: Finished difference Result 13294 states and 21064 transitions. [2020-10-14 19:13:14,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:13:14,624 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 246 [2020-10-14 19:13:14,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:13:14,625 INFO L225 Difference]: With dead ends: 13294 [2020-10-14 19:13:14,625 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 19:13:14,663 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:13:14,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 19:13:14,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 19:13:14,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 19:13:14,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 19:13:14,665 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 246 [2020-10-14 19:13:14,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:13:14,665 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 19:13:14,665 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:13:14,666 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 19:13:14,666 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 19:13:14,666 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 19:13:14,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 19:13:15,661 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 94 [2020-10-14 19:13:16,672 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 107 [2020-10-14 19:13:16,807 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:16,842 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:13:16,843 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a18~0 |old(~a18~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a5~0 |old(~a5~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a16~0 |old(~a16~0)|) (= ~y~0 |old(~y~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~z~0 |old(~z~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= ~x~0 |old(~x~0)|) (= ~a22~0 |old(~a22~0)|) (= ~d~0 |old(~d~0)|) (= ~v~0 |old(~v~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-14 19:13:16,843 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:13:16,844 INFO L268 CegarLoopResult]: For program point L498(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:13:16,844 INFO L268 CegarLoopResult]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:13:16,844 INFO L268 CegarLoopResult]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,844 INFO L268 CegarLoopResult]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,844 INFO L268 CegarLoopResult]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,845 INFO L268 CegarLoopResult]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,845 INFO L268 CegarLoopResult]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,845 INFO L268 CegarLoopResult]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,845 INFO L268 CegarLoopResult]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,845 INFO L268 CegarLoopResult]: For program point L1623(line 1623) no Hoare annotation was computed. [2020-10-14 19:13:16,845 INFO L268 CegarLoopResult]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,846 INFO L268 CegarLoopResult]: For program point L1557(line 1557) no Hoare annotation was computed. [2020-10-14 19:13:16,846 INFO L268 CegarLoopResult]: For program point L1491(line 1491) no Hoare annotation was computed. [2020-10-14 19:13:16,846 INFO L268 CegarLoopResult]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,846 INFO L268 CegarLoopResult]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,846 INFO L268 CegarLoopResult]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,846 INFO L268 CegarLoopResult]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,846 INFO L268 CegarLoopResult]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:13:16,847 INFO L268 CegarLoopResult]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:13:16,847 INFO L268 CegarLoopResult]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,847 INFO L268 CegarLoopResult]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,847 INFO L268 CegarLoopResult]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,847 INFO L268 CegarLoopResult]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,847 INFO L268 CegarLoopResult]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,848 INFO L268 CegarLoopResult]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,848 INFO L268 CegarLoopResult]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,848 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,848 INFO L268 CegarLoopResult]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,848 INFO L268 CegarLoopResult]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,848 INFO L268 CegarLoopResult]: For program point L1626(line 1626) no Hoare annotation was computed. [2020-10-14 19:13:16,848 INFO L268 CegarLoopResult]: For program point L1560(line 1560) no Hoare annotation was computed. [2020-10-14 19:13:16,849 INFO L268 CegarLoopResult]: For program point L1494(line 1494) no Hoare annotation was computed. [2020-10-14 19:13:16,849 INFO L268 CegarLoopResult]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,849 INFO L268 CegarLoopResult]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,849 INFO L268 CegarLoopResult]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,849 INFO L268 CegarLoopResult]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,849 INFO L268 CegarLoopResult]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,849 INFO L268 CegarLoopResult]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,850 INFO L268 CegarLoopResult]: For program point L1629(line 1629) no Hoare annotation was computed. [2020-10-14 19:13:16,850 INFO L268 CegarLoopResult]: For program point L1563(line 1563) no Hoare annotation was computed. [2020-10-14 19:13:16,850 INFO L268 CegarLoopResult]: For program point L1497(line 1497) no Hoare annotation was computed. [2020-10-14 19:13:16,850 INFO L268 CegarLoopResult]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,850 INFO L268 CegarLoopResult]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,850 INFO L268 CegarLoopResult]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,850 INFO L268 CegarLoopResult]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,851 INFO L268 CegarLoopResult]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,851 INFO L268 CegarLoopResult]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,851 INFO L268 CegarLoopResult]: For program point L1632(line 1632) no Hoare annotation was computed. [2020-10-14 19:13:16,851 INFO L268 CegarLoopResult]: For program point L1566(line 1566) no Hoare annotation was computed. [2020-10-14 19:13:16,851 INFO L268 CegarLoopResult]: For program point L1500(line 1500) no Hoare annotation was computed. [2020-10-14 19:13:16,851 INFO L268 CegarLoopResult]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,851 INFO L268 CegarLoopResult]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,852 INFO L268 CegarLoopResult]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,852 INFO L268 CegarLoopResult]: For program point L378(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:13:16,852 INFO L268 CegarLoopResult]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,852 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:13:16,852 INFO L268 CegarLoopResult]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,852 INFO L268 CegarLoopResult]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,852 INFO L268 CegarLoopResult]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:13:16,853 INFO L268 CegarLoopResult]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:13:16,853 INFO L268 CegarLoopResult]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,853 INFO L268 CegarLoopResult]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,853 INFO L268 CegarLoopResult]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,853 INFO L268 CegarLoopResult]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,853 INFO L268 CegarLoopResult]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,853 INFO L268 CegarLoopResult]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,854 INFO L268 CegarLoopResult]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,854 INFO L268 CegarLoopResult]: For program point L710(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:13:16,854 INFO L268 CegarLoopResult]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:13:16,854 INFO L268 CegarLoopResult]: For program point L1635(line 1635) no Hoare annotation was computed. [2020-10-14 19:13:16,854 INFO L268 CegarLoopResult]: For program point L1569(line 1569) no Hoare annotation was computed. [2020-10-14 19:13:16,854 INFO L268 CegarLoopResult]: For program point L1503(line 1503) no Hoare annotation was computed. [2020-10-14 19:13:16,854 INFO L268 CegarLoopResult]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,855 INFO L268 CegarLoopResult]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,855 INFO L268 CegarLoopResult]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,855 INFO L268 CegarLoopResult]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,855 INFO L268 CegarLoopResult]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,855 INFO L268 CegarLoopResult]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,855 INFO L268 CegarLoopResult]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,856 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,856 INFO L268 CegarLoopResult]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,856 INFO L268 CegarLoopResult]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,856 INFO L268 CegarLoopResult]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,856 INFO L268 CegarLoopResult]: For program point L1638(line 1638) no Hoare annotation was computed. [2020-10-14 19:13:16,856 INFO L268 CegarLoopResult]: For program point L1572(line 1572) no Hoare annotation was computed. [2020-10-14 19:13:16,856 INFO L268 CegarLoopResult]: For program point L1506(line 1506) no Hoare annotation was computed. [2020-10-14 19:13:16,857 INFO L268 CegarLoopResult]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,857 INFO L268 CegarLoopResult]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,857 INFO L268 CegarLoopResult]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,857 INFO L268 CegarLoopResult]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,857 INFO L268 CegarLoopResult]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,857 INFO L268 CegarLoopResult]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,857 INFO L268 CegarLoopResult]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,857 INFO L268 CegarLoopResult]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,858 INFO L268 CegarLoopResult]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,858 INFO L268 CegarLoopResult]: For program point L1641(line 1641) no Hoare annotation was computed. [2020-10-14 19:13:16,858 INFO L268 CegarLoopResult]: For program point L1575(line 1575) no Hoare annotation was computed. [2020-10-14 19:13:16,858 INFO L268 CegarLoopResult]: For program point L1509(line 1509) no Hoare annotation was computed. [2020-10-14 19:13:16,858 INFO L268 CegarLoopResult]: For program point L56(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:13:16,858 INFO L268 CegarLoopResult]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:13:16,858 INFO L268 CegarLoopResult]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,859 INFO L268 CegarLoopResult]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,859 INFO L268 CegarLoopResult]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,859 INFO L268 CegarLoopResult]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,859 INFO L268 CegarLoopResult]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,859 INFO L268 CegarLoopResult]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,859 INFO L268 CegarLoopResult]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,859 INFO L268 CegarLoopResult]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,860 INFO L268 CegarLoopResult]: For program point L1644(line 1644) no Hoare annotation was computed. [2020-10-14 19:13:16,860 INFO L268 CegarLoopResult]: For program point L1578(line 1578) no Hoare annotation was computed. [2020-10-14 19:13:16,860 INFO L268 CegarLoopResult]: For program point L1512(line 1512) no Hoare annotation was computed. [2020-10-14 19:13:16,860 INFO L268 CegarLoopResult]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,860 INFO L268 CegarLoopResult]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,860 INFO L268 CegarLoopResult]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,860 INFO L268 CegarLoopResult]: For program point L918(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:13:16,861 INFO L268 CegarLoopResult]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:13:16,861 INFO L268 CegarLoopResult]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,861 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse1 (= ~a28~0 |old(~a28~0)|)) (.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse3 (= ~a6~0 |old(~a6~0)|)) (.cse4 (= ~a8~0 |old(~a8~0)|)) (.cse5 (= ~a29~0 |old(~a29~0)|)) (.cse6 (= ~a1~0 |old(~a1~0)|)) (.cse7 (= ~a19~0 |old(~a19~0)|)) (.cse8 (= ~a3~0 |old(~a3~0)|)) (.cse9 (= ~a0~0 |old(~a0~0)|)) (.cse10 (= ~a9~0 |old(~a9~0)|)) (.cse11 (= ~a7~0 |old(~a7~0)|)) (.cse12 (= ~a11~0 |old(~a11~0)|)) (.cse13 (= ~a5~0 |old(~a5~0)|)) (.cse14 (= ~a16~0 |old(~a16~0)|)) (.cse15 (= ~a4~0 |old(~a4~0)|)) (.cse16 (= ~a2~0 |old(~a2~0)|)) (.cse17 (= ~a17~0 |old(~a17~0)|)) (.cse18 (= ~a14~0 |old(~a14~0)|)) (.cse19 (= ~a25~0 |old(~a25~0)|)) (.cse20 (= ~a23~0 |old(~a23~0)|)) (.cse21 (= ~a12~0 |old(~a12~0)|)) (.cse22 (= ~a15~0 |old(~a15~0)|)) (.cse23 (= ~a13~0 |old(~a13~0)|)) (.cse24 (= ~a24~0 |old(~a24~0)|)) (.cse25 (= ~a20~0 |old(~a20~0)|)) (.cse26 (= ~a22~0 |old(~a22~0)|)) (.cse27 (= ~a10~0 |old(~a10~0)|)) (.cse28 (= ~a27~0 |old(~a27~0)|))) (let ((.cse0 (and .cse1 (= ~a26~0 |old(~a26~0)|) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28))) (and (or .cse0 (not (= |old(~a27~0)| 1))) (or (and .cse1 .cse2 .cse3 .cse4 .cse5 (<= 1 ~a26~0) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 (<= ~a26~0 1) .cse24 .cse25 .cse26 .cse27 .cse28) (not (<= |old(~a26~0)| 1)) (not (<= 1 |old(~a26~0)|))) (or .cse0 (not (= |old(~a12~0)| 1))) (or .cse0 (not (<= 1 |old(~a3~0)|)))))) [2020-10-14 19:13:16,862 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,862 INFO L268 CegarLoopResult]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,862 INFO L268 CegarLoopResult]: For program point L192(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:13:16,862 INFO L268 CegarLoopResult]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,862 INFO L268 CegarLoopResult]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:13:16,862 INFO L268 CegarLoopResult]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,862 INFO L268 CegarLoopResult]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2020-10-14 19:13:16,863 INFO L268 CegarLoopResult]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,863 INFO L268 CegarLoopResult]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,863 INFO L268 CegarLoopResult]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:13:16,863 INFO L268 CegarLoopResult]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:13:16,863 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:13:16,863 INFO L268 CegarLoopResult]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:13:16,863 INFO L268 CegarLoopResult]: For program point L1647(line 1647) no Hoare annotation was computed. [2020-10-14 19:13:16,863 INFO L268 CegarLoopResult]: For program point L1581(line 1581) no Hoare annotation was computed. [2020-10-14 19:13:16,864 INFO L268 CegarLoopResult]: For program point L1515(line 1515) no Hoare annotation was computed. [2020-10-14 19:13:16,864 INFO L268 CegarLoopResult]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,864 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,864 INFO L268 CegarLoopResult]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,864 INFO L268 CegarLoopResult]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,864 INFO L268 CegarLoopResult]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,864 INFO L268 CegarLoopResult]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,865 INFO L268 CegarLoopResult]: For program point L1584(line 1584) no Hoare annotation was computed. [2020-10-14 19:13:16,865 INFO L268 CegarLoopResult]: For program point L1518(line 1518) no Hoare annotation was computed. [2020-10-14 19:13:16,865 INFO L268 CegarLoopResult]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,865 INFO L268 CegarLoopResult]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,865 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,865 INFO L268 CegarLoopResult]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,865 INFO L268 CegarLoopResult]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,866 INFO L268 CegarLoopResult]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,866 INFO L268 CegarLoopResult]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,866 INFO L268 CegarLoopResult]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,866 INFO L268 CegarLoopResult]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,866 INFO L268 CegarLoopResult]: For program point L1587(line 1587) no Hoare annotation was computed. [2020-10-14 19:13:16,866 INFO L268 CegarLoopResult]: For program point L1521(line 1521) no Hoare annotation was computed. [2020-10-14 19:13:16,866 INFO L268 CegarLoopResult]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,867 INFO L268 CegarLoopResult]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,867 INFO L268 CegarLoopResult]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,867 INFO L268 CegarLoopResult]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,867 INFO L268 CegarLoopResult]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,867 INFO L268 CegarLoopResult]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,867 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,867 INFO L268 CegarLoopResult]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,868 INFO L268 CegarLoopResult]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,868 INFO L268 CegarLoopResult]: For program point L1590(line 1590) no Hoare annotation was computed. [2020-10-14 19:13:16,868 INFO L268 CegarLoopResult]: For program point L1524(line 1524) no Hoare annotation was computed. [2020-10-14 19:13:16,868 INFO L268 CegarLoopResult]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,868 INFO L268 CegarLoopResult]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,868 INFO L268 CegarLoopResult]: For program point L468(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:13:16,868 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:13:16,868 INFO L268 CegarLoopResult]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,869 INFO L268 CegarLoopResult]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,869 INFO L268 CegarLoopResult]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,869 INFO L268 CegarLoopResult]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,869 INFO L268 CegarLoopResult]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,869 INFO L268 CegarLoopResult]: For program point L1593(line 1593) no Hoare annotation was computed. [2020-10-14 19:13:16,869 INFO L268 CegarLoopResult]: For program point L1527(line 1527) no Hoare annotation was computed. [2020-10-14 19:13:16,869 INFO L268 CegarLoopResult]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,870 INFO L268 CegarLoopResult]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,870 INFO L268 CegarLoopResult]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,870 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1560) no Hoare annotation was computed. [2020-10-14 19:13:16,870 INFO L268 CegarLoopResult]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,870 INFO L268 CegarLoopResult]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,870 INFO L268 CegarLoopResult]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,871 INFO L268 CegarLoopResult]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,871 INFO L268 CegarLoopResult]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,871 INFO L268 CegarLoopResult]: For program point L869(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:13:16,871 INFO L268 CegarLoopResult]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:13:16,871 INFO L268 CegarLoopResult]: For program point L1596(line 1596) no Hoare annotation was computed. [2020-10-14 19:13:16,871 INFO L268 CegarLoopResult]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,871 INFO L268 CegarLoopResult]: For program point L1530(line 1530) no Hoare annotation was computed. [2020-10-14 19:13:16,872 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,872 INFO L268 CegarLoopResult]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,872 INFO L268 CegarLoopResult]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,872 INFO L268 CegarLoopResult]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,872 INFO L268 CegarLoopResult]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,872 INFO L268 CegarLoopResult]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,872 INFO L268 CegarLoopResult]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,873 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2020-10-14 19:13:16,873 INFO L268 CegarLoopResult]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,873 INFO L268 CegarLoopResult]: For program point L1599(line 1599) no Hoare annotation was computed. [2020-10-14 19:13:16,873 INFO L268 CegarLoopResult]: For program point L1533(line 1533) no Hoare annotation was computed. [2020-10-14 19:13:16,873 INFO L268 CegarLoopResult]: For program point L1467(line 1467) no Hoare annotation was computed. [2020-10-14 19:13:16,873 INFO L268 CegarLoopResult]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,873 INFO L268 CegarLoopResult]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,874 INFO L268 CegarLoopResult]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,874 INFO L268 CegarLoopResult]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,874 INFO L268 CegarLoopResult]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,874 INFO L268 CegarLoopResult]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,874 INFO L268 CegarLoopResult]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,874 INFO L268 CegarLoopResult]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,875 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:13:16,875 INFO L268 CegarLoopResult]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:13:16,875 INFO L268 CegarLoopResult]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,875 INFO L268 CegarLoopResult]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,875 INFO L268 CegarLoopResult]: For program point L1602(line 1602) no Hoare annotation was computed. [2020-10-14 19:13:16,875 INFO L268 CegarLoopResult]: For program point L1536(line 1536) no Hoare annotation was computed. [2020-10-14 19:13:16,875 INFO L268 CegarLoopResult]: For program point L1470(line 1470) no Hoare annotation was computed. [2020-10-14 19:13:16,876 INFO L268 CegarLoopResult]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,876 INFO L268 CegarLoopResult]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,876 INFO L268 CegarLoopResult]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,876 INFO L268 CegarLoopResult]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,876 INFO L268 CegarLoopResult]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,876 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,876 INFO L268 CegarLoopResult]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,877 INFO L268 CegarLoopResult]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,877 INFO L268 CegarLoopResult]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,877 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,877 INFO L268 CegarLoopResult]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,877 INFO L268 CegarLoopResult]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,877 INFO L268 CegarLoopResult]: For program point L1605(line 1605) no Hoare annotation was computed. [2020-10-14 19:13:16,877 INFO L268 CegarLoopResult]: For program point L1539(line 1539) no Hoare annotation was computed. [2020-10-14 19:13:16,878 INFO L268 CegarLoopResult]: For program point L1473(line 1473) no Hoare annotation was computed. [2020-10-14 19:13:16,878 INFO L268 CegarLoopResult]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,878 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,878 INFO L268 CegarLoopResult]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,878 INFO L268 CegarLoopResult]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,878 INFO L268 CegarLoopResult]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,878 INFO L268 CegarLoopResult]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,879 INFO L268 CegarLoopResult]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,879 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:13:16,879 INFO L268 CegarLoopResult]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:13:16,879 INFO L268 CegarLoopResult]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,879 INFO L268 CegarLoopResult]: For program point L1608(line 1608) no Hoare annotation was computed. [2020-10-14 19:13:16,879 INFO L268 CegarLoopResult]: For program point L1542(line 1542) no Hoare annotation was computed. [2020-10-14 19:13:16,879 INFO L268 CegarLoopResult]: For program point L1476(line 1476) no Hoare annotation was computed. [2020-10-14 19:13:16,880 INFO L268 CegarLoopResult]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,880 INFO L268 CegarLoopResult]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,880 INFO L268 CegarLoopResult]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,880 INFO L268 CegarLoopResult]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,880 INFO L268 CegarLoopResult]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,880 INFO L268 CegarLoopResult]: For program point L685(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:13:16,881 INFO L268 CegarLoopResult]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:13:16,881 INFO L268 CegarLoopResult]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,881 INFO L268 CegarLoopResult]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,881 INFO L268 CegarLoopResult]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,881 INFO L268 CegarLoopResult]: For program point L1611(line 1611) no Hoare annotation was computed. [2020-10-14 19:13:16,882 INFO L268 CegarLoopResult]: For program point L1545(line 1545) no Hoare annotation was computed. [2020-10-14 19:13:16,882 INFO L268 CegarLoopResult]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,882 INFO L268 CegarLoopResult]: For program point L1479(line 1479) no Hoare annotation was computed. [2020-10-14 19:13:16,882 INFO L268 CegarLoopResult]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,882 INFO L268 CegarLoopResult]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,882 INFO L268 CegarLoopResult]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,882 INFO L268 CegarLoopResult]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,883 INFO L268 CegarLoopResult]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,883 INFO L268 CegarLoopResult]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,883 INFO L268 CegarLoopResult]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,883 INFO L268 CegarLoopResult]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,883 INFO L268 CegarLoopResult]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,883 INFO L268 CegarLoopResult]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,884 INFO L268 CegarLoopResult]: For program point L1614(line 1614) no Hoare annotation was computed. [2020-10-14 19:13:16,884 INFO L268 CegarLoopResult]: For program point L1548(line 1548) no Hoare annotation was computed. [2020-10-14 19:13:16,884 INFO L268 CegarLoopResult]: For program point L1482(line 1482) no Hoare annotation was computed. [2020-10-14 19:13:16,884 INFO L268 CegarLoopResult]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,884 INFO L268 CegarLoopResult]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:13:16,884 INFO L268 CegarLoopResult]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:13:16,884 INFO L268 CegarLoopResult]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,885 INFO L268 CegarLoopResult]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,885 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,885 INFO L268 CegarLoopResult]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,885 INFO L268 CegarLoopResult]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,885 INFO L268 CegarLoopResult]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,885 INFO L268 CegarLoopResult]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,885 INFO L268 CegarLoopResult]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,886 INFO L268 CegarLoopResult]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,886 INFO L268 CegarLoopResult]: For program point L1617(line 1617) no Hoare annotation was computed. [2020-10-14 19:13:16,886 INFO L268 CegarLoopResult]: For program point L1551(line 1551) no Hoare annotation was computed. [2020-10-14 19:13:16,886 INFO L268 CegarLoopResult]: For program point L1485(line 1485) no Hoare annotation was computed. [2020-10-14 19:13:16,886 INFO L268 CegarLoopResult]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,886 INFO L268 CegarLoopResult]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,886 INFO L268 CegarLoopResult]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,887 INFO L268 CegarLoopResult]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,887 INFO L268 CegarLoopResult]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:16,887 INFO L268 CegarLoopResult]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,887 INFO L268 CegarLoopResult]: For program point L1620(line 1620) no Hoare annotation was computed. [2020-10-14 19:13:16,887 INFO L268 CegarLoopResult]: For program point L1554(line 1554) no Hoare annotation was computed. [2020-10-14 19:13:16,887 INFO L268 CegarLoopResult]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,887 INFO L268 CegarLoopResult]: For program point L1488(line 1488) no Hoare annotation was computed. [2020-10-14 19:13:16,887 INFO L268 CegarLoopResult]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2020-10-14 19:13:16,888 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:13:16,888 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a27~0 1) (<= 1 ~a3~0)) [2020-10-14 19:13:16,888 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 19:13:16,888 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:13:16,888 INFO L268 CegarLoopResult]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2020-10-14 19:13:16,888 INFO L268 CegarLoopResult]: For program point L1663(line 1663) no Hoare annotation was computed. [2020-10-14 19:13:16,889 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|)) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|))) [2020-10-14 19:13:16,889 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:13:16,889 INFO L264 CegarLoopResult]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (or (= ~a12~0 1) (= ~a27~0 1) (<= 1 ~a3~0) (and (<= 1 ~a26~0) (<= ~a26~0 1)) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|))) [2020-10-14 19:13:16,889 INFO L268 CegarLoopResult]: For program point L1658-3(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:13:16,889 INFO L264 CegarLoopResult]: At program point L1666(line 1666) the Hoare annotation is: (or (= ~a12~0 1) (= ~a27~0 1) (<= 1 ~a3~0) (and (<= 1 ~a26~0) (<= ~a26~0 1)) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|))) [2020-10-14 19:13:16,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:13:16 BoogieIcfgContainer [2020-10-14 19:13:16,910 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 19:13:16,913 INFO L168 Benchmark]: Toolchain (without parser) took 43496.54 ms. Allocated memory was 148.4 MB in the beginning and 982.0 MB in the end (delta: 833.6 MB). Free memory was 98.0 MB in the beginning and 61.9 MB in the end (delta: 36.1 MB). Peak memory consumption was 869.7 MB. Max. memory is 7.1 GB. [2020-10-14 19:13:16,914 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 148.4 MB. Free memory was 121.7 MB in the beginning and 121.2 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. [2020-10-14 19:13:16,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1290.62 ms. Allocated memory was 148.4 MB in the beginning and 232.3 MB in the end (delta: 83.9 MB). Free memory was 98.0 MB in the beginning and 180.9 MB in the end (delta: -82.9 MB). Peak memory consumption was 48.2 MB. Max. memory is 7.1 GB. [2020-10-14 19:13:16,916 INFO L168 Benchmark]: Boogie Preprocessor took 214.34 ms. Allocated memory is still 232.3 MB. Free memory was 180.9 MB in the beginning and 169.1 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2020-10-14 19:13:16,917 INFO L168 Benchmark]: RCFGBuilder took 2036.92 ms. Allocated memory was 232.3 MB in the beginning and 267.9 MB in the end (delta: 35.7 MB). Free memory was 169.1 MB in the beginning and 211.6 MB in the end (delta: -42.5 MB). Peak memory consumption was 119.3 MB. Max. memory is 7.1 GB. [2020-10-14 19:13:16,918 INFO L168 Benchmark]: TraceAbstraction took 39949.82 ms. Allocated memory was 267.9 MB in the beginning and 982.0 MB in the end (delta: 714.1 MB). Free memory was 211.6 MB in the beginning and 61.9 MB in the end (delta: 149.7 MB). Peak memory consumption was 863.8 MB. Max. memory is 7.1 GB. [2020-10-14 19:13:16,922 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 148.4 MB. Free memory was 121.7 MB in the beginning and 121.2 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1290.62 ms. Allocated memory was 148.4 MB in the beginning and 232.3 MB in the end (delta: 83.9 MB). Free memory was 98.0 MB in the beginning and 180.9 MB in the end (delta: -82.9 MB). Peak memory consumption was 48.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 214.34 ms. Allocated memory is still 232.3 MB. Free memory was 180.9 MB in the beginning and 169.1 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2036.92 ms. Allocated memory was 232.3 MB in the beginning and 267.9 MB in the end (delta: 35.7 MB). Free memory was 169.1 MB in the beginning and 211.6 MB in the end (delta: -42.5 MB). Peak memory consumption was 119.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 39949.82 ms. Allocated memory was 267.9 MB in the beginning and 982.0 MB in the end (delta: 714.1 MB). Free memory was 211.6 MB in the beginning and 61.9 MB in the end (delta: 149.7 MB). Peak memory consumption was 863.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1560]: 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: 1658]: Loop Invariant Derived loop invariant: ((((a12 == 1 || a27 == 1) || 1 <= a3) || (1 <= a26 && a26 <= 1)) || !(\old(a27) == 1)) || !(1 <= \old(a3)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 311 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 37.6s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 16.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 236 SDtfs, 2233 SDslu, 243 SDs, 0 SdLazy, 6872 SolverSat, 1059 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 33 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4867occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 57 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 89 PreInvPairs, 171 NumberOfFragments, 662 HoareAnnotationTreeSize, 89 FomulaSimplifications, 24200 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5807 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 19.4s InterpolantComputationTime, 1063 NumberOfCodeBlocks, 1063 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 1058 ConstructedInterpolants, 0 QuantifiedInterpolants, 1107746 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 147/152 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...