/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 --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 23:02:53,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 23:02:53,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 23:02:53,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 23:02:53,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 23:02:53,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 23:02:53,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 23:02:53,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 23:02:53,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 23:02:53,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 23:02:53,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 23:02:53,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 23:02:53,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 23:02:53,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 23:02:53,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 23:02:53,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 23:02:53,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 23:02:53,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 23:02:53,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 23:02:53,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 23:02:53,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 23:02:53,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 23:02:53,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 23:02:53,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 23:02:53,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 23:02:53,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 23:02:53,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 23:02:53,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 23:02:53,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 23:02:53,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-08-21 23:02:53,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 23:02:53,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 23:02:53,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 23:02:53,904 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 [2020-08-21 23:02:53,951 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 23:02:53,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 23:02:53,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 23:02:53,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 23:02:53,954 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 23:02:53,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 23:02:53,954 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 23:02:53,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 23:02:53,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 23:02:53,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 23:02:53,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 23:02:53,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 23:02:53,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 23:02:53,957 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 23:02:53,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 23:02:53,958 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 23:02:53,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 23:02:53,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 23:02:53,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 23:02:53,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 23:02:53,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 23:02:53,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 23:02:53,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 23:02:53,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 23:02:53,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 23:02:53,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 23:02:53,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 23:02:53,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 23:02:53,961 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 23:02:53,961 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.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; [2020-08-21 23:02:54,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 23:02:54,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 23:02:54,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 23:02:54,258 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 23:02:54,259 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 23:02:54,260 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-08-21 23:02:54,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/50fb45d0a/7a791d26b55d447cb33116d8645df9e8/FLAG10822a7db [2020-08-21 23:02:54,907 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 23:02:54,908 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-08-21 23:02:54,919 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/50fb45d0a/7a791d26b55d447cb33116d8645df9e8/FLAG10822a7db [2020-08-21 23:02:55,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/50fb45d0a/7a791d26b55d447cb33116d8645df9e8 [2020-08-21 23:02:55,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 23:02:55,202 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 23:02:55,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 23:02:55,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 23:02:55,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 23:02:55,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:02:55" (1/1) ... [2020-08-21 23:02:55,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4365ba2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55, skipping insertion in model container [2020-08-21 23:02:55,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:02:55" (1/1) ... [2020-08-21 23:02:55,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 23:02:55,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 23:02:55,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 23:02:55,766 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 23:02:55,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 23:02:55,915 INFO L208 MainTranslator]: Completed translation [2020-08-21 23:02:55,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55 WrapperNode [2020-08-21 23:02:55,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 23:02:55,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 23:02:55,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 23:02:55,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 23:02:55,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55" (1/1) ... [2020-08-21 23:02:55,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55" (1/1) ... [2020-08-21 23:02:55,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55" (1/1) ... [2020-08-21 23:02:55,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55" (1/1) ... [2020-08-21 23:02:55,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55" (1/1) ... [2020-08-21 23:02:56,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55" (1/1) ... [2020-08-21 23:02:56,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55" (1/1) ... [2020-08-21 23:02:56,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 23:02:56,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 23:02:56,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 23:02:56,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 23:02:56,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 23:02:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 23:02:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 23:02:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-21 23:02:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 23:02:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-21 23:02:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 23:02:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 23:02:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-21 23:02:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 23:02:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 23:02:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 23:02:57,418 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 23:02:57,419 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-21 23:02:57,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:02:57 BoogieIcfgContainer [2020-08-21 23:02:57,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 23:02:57,427 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 23:02:57,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 23:02:57,431 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 23:02:57,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 11:02:55" (1/3) ... [2020-08-21 23:02:57,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a7f1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 11:02:57, skipping insertion in model container [2020-08-21 23:02:57,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:55" (2/3) ... [2020-08-21 23:02:57,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a7f1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 11:02:57, skipping insertion in model container [2020-08-21 23:02:57,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:02:57" (3/3) ... [2020-08-21 23:02:57,436 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label02.c [2020-08-21 23:02:57,449 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 23:02:57,459 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 23:02:57,476 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 23:02:57,507 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 23:02:57,507 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 23:02:57,507 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 23:02:57,508 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 23:02:57,508 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 23:02:57,508 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 23:02:57,508 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 23:02:57,509 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 23:02:57,537 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-08-21 23:02:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-21 23:02:57,548 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 23:02:57,549 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] [2020-08-21 23:02:57,550 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 23:02:57,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 23:02:57,557 INFO L82 PathProgramCache]: Analyzing trace with hash -824341666, now seen corresponding path program 1 times [2020-08-21 23:02:57,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 23:02:57,567 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [421085131] [2020-08-21 23:02:57,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 23:02:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:02:57,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 23:02:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:02:58,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 23:02:58,003 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [421085131] [2020-08-21 23:02:58,005 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 23:02:58,005 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 23:02:58,006 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782502225] [2020-08-21 23:02:58,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 23:02:58,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 23:02:58,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 23:02:58,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 23:02:58,030 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-08-21 23:03:00,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 23:03:00,254 INFO L93 Difference]: Finished difference Result 745 states and 1315 transitions. [2020-08-21 23:03:00,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 23:03:00,256 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-08-21 23:03:00,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 23:03:00,280 INFO L225 Difference]: With dead ends: 745 [2020-08-21 23:03:00,281 INFO L226 Difference]: Without dead ends: 447 [2020-08-21 23:03:00,292 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-21 23:03:00,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-08-21 23:03:00,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 443. [2020-08-21 23:03:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-08-21 23:03:00,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 635 transitions. [2020-08-21 23:03:00,435 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 635 transitions. Word has length 65 [2020-08-21 23:03:00,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 23:03:00,437 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 635 transitions. [2020-08-21 23:03:00,437 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 23:03:00,438 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 635 transitions. [2020-08-21 23:03:00,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-08-21 23:03:00,457 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 23:03:00,457 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 23:03:00,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 23:03:00,459 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 23:03:00,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 23:03:00,460 INFO L82 PathProgramCache]: Analyzing trace with hash 177708450, now seen corresponding path program 1 times [2020-08-21 23:03:00,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 23:03:00,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [829768818] [2020-08-21 23:03:00,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 23:03:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:00,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 23:03:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:00,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 23:03:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 23:03:00,791 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [829768818] [2020-08-21 23:03:00,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 23:03:00,791 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 23:03:00,792 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332139406] [2020-08-21 23:03:00,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 23:03:00,794 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 23:03:00,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 23:03:00,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-21 23:03:00,796 INFO L87 Difference]: Start difference. First operand 443 states and 635 transitions. Second operand 8 states. [2020-08-21 23:03:02,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 23:03:02,919 INFO L93 Difference]: Finished difference Result 1782 states and 2698 transitions. [2020-08-21 23:03:02,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-21 23:03:02,920 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 139 [2020-08-21 23:03:02,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 23:03:02,932 INFO L225 Difference]: With dead ends: 1782 [2020-08-21 23:03:02,933 INFO L226 Difference]: Without dead ends: 1345 [2020-08-21 23:03:02,935 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-08-21 23:03:02,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2020-08-21 23:03:03,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1184. [2020-08-21 23:03:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1184 states. [2020-08-21 23:03:03,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1666 transitions. [2020-08-21 23:03:03,010 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1666 transitions. Word has length 139 [2020-08-21 23:03:03,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 23:03:03,013 INFO L479 AbstractCegarLoop]: Abstraction has 1184 states and 1666 transitions. [2020-08-21 23:03:03,032 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 23:03:03,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1666 transitions. [2020-08-21 23:03:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-08-21 23:03:03,040 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 23:03:03,042 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 23:03:03,043 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 23:03:03,043 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 23:03:03,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 23:03:03,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1533828447, now seen corresponding path program 1 times [2020-08-21 23:03:03,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 23:03:03,047 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [763666893] [2020-08-21 23:03:03,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 23:03:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:03,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 23:03:03,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:03,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 23:03:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:03,347 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 23:03:03,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [763666893] [2020-08-21 23:03:03,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 23:03:03,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 23:03:03,349 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150676829] [2020-08-21 23:03:03,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 23:03:03,350 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 23:03:03,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 23:03:03,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-21 23:03:03,350 INFO L87 Difference]: Start difference. First operand 1184 states and 1666 transitions. Second operand 8 states. [2020-08-21 23:03:05,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 23:03:05,325 INFO L93 Difference]: Finished difference Result 2973 states and 4187 transitions. [2020-08-21 23:03:05,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-21 23:03:05,326 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 144 [2020-08-21 23:03:05,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 23:03:05,340 INFO L225 Difference]: With dead ends: 2973 [2020-08-21 23:03:05,341 INFO L226 Difference]: Without dead ends: 1768 [2020-08-21 23:03:05,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-08-21 23:03:05,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1768 states. [2020-08-21 23:03:05,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1768 to 1762. [2020-08-21 23:03:05,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1762 states. [2020-08-21 23:03:05,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1762 states and 2451 transitions. [2020-08-21 23:03:05,435 INFO L78 Accepts]: Start accepts. Automaton has 1762 states and 2451 transitions. Word has length 144 [2020-08-21 23:03:05,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 23:03:05,437 INFO L479 AbstractCegarLoop]: Abstraction has 1762 states and 2451 transitions. [2020-08-21 23:03:05,437 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 23:03:05,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2451 transitions. [2020-08-21 23:03:05,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-08-21 23:03:05,443 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 23:03:05,443 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 23:03:05,443 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 23:03:05,443 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 23:03:05,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 23:03:05,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1165965249, now seen corresponding path program 1 times [2020-08-21 23:03:05,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 23:03:05,445 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [781266571] [2020-08-21 23:03:05,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 23:03:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:05,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 23:03:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:05,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 23:03:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:05,765 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 23:03:05,765 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [781266571] [2020-08-21 23:03:05,766 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 23:03:05,767 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 23:03:05,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139787880] [2020-08-21 23:03:05,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 23:03:05,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 23:03:05,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 23:03:05,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-21 23:03:05,769 INFO L87 Difference]: Start difference. First operand 1762 states and 2451 transitions. Second operand 8 states. [2020-08-21 23:03:07,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 23:03:07,389 INFO L93 Difference]: Finished difference Result 4166 states and 6193 transitions. [2020-08-21 23:03:07,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 23:03:07,390 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 160 [2020-08-21 23:03:07,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 23:03:07,409 INFO L225 Difference]: With dead ends: 4166 [2020-08-21 23:03:07,409 INFO L226 Difference]: Without dead ends: 2553 [2020-08-21 23:03:07,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-08-21 23:03:07,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2553 states. [2020-08-21 23:03:07,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2553 to 2217. [2020-08-21 23:03:07,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2217 states. [2020-08-21 23:03:07,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 2217 states and 2967 transitions. [2020-08-21 23:03:07,515 INFO L78 Accepts]: Start accepts. Automaton has 2217 states and 2967 transitions. Word has length 160 [2020-08-21 23:03:07,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 23:03:07,516 INFO L479 AbstractCegarLoop]: Abstraction has 2217 states and 2967 transitions. [2020-08-21 23:03:07,516 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 23:03:07,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2967 transitions. [2020-08-21 23:03:07,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-08-21 23:03:07,521 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 23:03:07,521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 23:03:07,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 23:03:07,522 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 23:03:07,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 23:03:07,522 INFO L82 PathProgramCache]: Analyzing trace with hash 973193769, now seen corresponding path program 1 times [2020-08-21 23:03:07,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 23:03:07,523 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1277191959] [2020-08-21 23:03:07,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 23:03:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:07,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 23:03:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:07,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 23:03:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:07,801 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 23:03:07,801 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1277191959] [2020-08-21 23:03:07,801 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 23:03:07,802 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 23:03:07,802 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132736286] [2020-08-21 23:03:07,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 23:03:07,803 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 23:03:07,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 23:03:07,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-21 23:03:07,804 INFO L87 Difference]: Start difference. First operand 2217 states and 2967 transitions. Second operand 8 states. [2020-08-21 23:03:12,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 23:03:12,041 INFO L93 Difference]: Finished difference Result 4726 states and 6436 transitions. [2020-08-21 23:03:12,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 23:03:12,042 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 180 [2020-08-21 23:03:12,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 23:03:12,054 INFO L225 Difference]: With dead ends: 4726 [2020-08-21 23:03:12,055 INFO L226 Difference]: Without dead ends: 2658 [2020-08-21 23:03:12,060 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-08-21 23:03:12,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2658 states. [2020-08-21 23:03:12,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2658 to 2652. [2020-08-21 23:03:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2652 states. [2020-08-21 23:03:12,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3371 transitions. [2020-08-21 23:03:12,141 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3371 transitions. Word has length 180 [2020-08-21 23:03:12,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 23:03:12,141 INFO L479 AbstractCegarLoop]: Abstraction has 2652 states and 3371 transitions. [2020-08-21 23:03:12,142 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 23:03:12,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3371 transitions. [2020-08-21 23:03:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-08-21 23:03:12,145 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 23:03:12,145 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 23:03:12,146 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 23:03:12,146 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 23:03:12,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 23:03:12,146 INFO L82 PathProgramCache]: Analyzing trace with hash 913701069, now seen corresponding path program 1 times [2020-08-21 23:03:12,147 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 23:03:12,147 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1588208811] [2020-08-21 23:03:12,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 23:03:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:12,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 23:03:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:12,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 23:03:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:12,423 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 23:03:12,424 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1588208811] [2020-08-21 23:03:12,424 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 23:03:12,425 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-21 23:03:12,425 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419147620] [2020-08-21 23:03:12,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 23:03:12,426 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 23:03:12,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 23:03:12,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-21 23:03:12,426 INFO L87 Difference]: Start difference. First operand 2652 states and 3371 transitions. Second operand 7 states. [2020-08-21 23:03:13,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 23:03:13,895 INFO L93 Difference]: Finished difference Result 5181 states and 6662 transitions. [2020-08-21 23:03:13,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-21 23:03:13,896 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 182 [2020-08-21 23:03:13,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 23:03:13,909 INFO L225 Difference]: With dead ends: 5181 [2020-08-21 23:03:13,909 INFO L226 Difference]: Without dead ends: 2678 [2020-08-21 23:03:13,915 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-08-21 23:03:13,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2678 states. [2020-08-21 23:03:13,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2678 to 2664. [2020-08-21 23:03:13,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2664 states. [2020-08-21 23:03:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2664 states and 3388 transitions. [2020-08-21 23:03:13,990 INFO L78 Accepts]: Start accepts. Automaton has 2664 states and 3388 transitions. Word has length 182 [2020-08-21 23:03:13,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 23:03:13,990 INFO L479 AbstractCegarLoop]: Abstraction has 2664 states and 3388 transitions. [2020-08-21 23:03:13,991 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 23:03:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3388 transitions. [2020-08-21 23:03:13,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-08-21 23:03:13,994 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 23:03:13,995 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 23:03:13,996 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-21 23:03:13,996 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 23:03:13,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 23:03:13,997 INFO L82 PathProgramCache]: Analyzing trace with hash 470454874, now seen corresponding path program 1 times [2020-08-21 23:03:13,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 23:03:13,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [799908546] [2020-08-21 23:03:13,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 23:03:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:14,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 23:03:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:14,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 23:03:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 23:03:14,260 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 23:03:14,260 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [799908546] [2020-08-21 23:03:14,260 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 23:03:14,261 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 23:03:14,261 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139318039] [2020-08-21 23:03:14,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 23:03:14,262 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 23:03:14,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 23:03:14,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-08-21 23:03:14,263 INFO L87 Difference]: Start difference. First operand 2664 states and 3388 transitions. Second operand 7 states. [2020-08-21 23:03:16,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 23:03:16,355 INFO L93 Difference]: Finished difference Result 3826 states and 4895 transitions. [2020-08-21 23:03:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 23:03:16,356 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 199 [2020-08-21 23:03:16,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 23:03:16,357 INFO L225 Difference]: With dead ends: 3826 [2020-08-21 23:03:16,357 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 23:03:16,364 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-08-21 23:03:16,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 23:03:16,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 23:03:16,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 23:03:16,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 23:03:16,365 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 199 [2020-08-21 23:03:16,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 23:03:16,366 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 23:03:16,366 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 23:03:16,366 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 23:03:16,366 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 23:03:16,367 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-21 23:03:16,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 23:03:17,908 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 155 DAG size of output: 52 [2020-08-21 23:03:18,212 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2020-08-21 23:03:18,473 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2020-08-21 23:03:18,476 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 23:03:18,477 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) [2020-08-21 23:03:18,477 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 23:03:18,477 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-08-21 23:03:18,477 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,478 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,478 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,478 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,478 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,478 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,478 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-08-21 23:03:18,478 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-08-21 23:03:18,479 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-21 23:03:18,479 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-08-21 23:03:18,479 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-08-21 23:03:18,479 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-08-21 23:03:18,479 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-08-21 23:03:18,479 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-08-21 23:03:18,479 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-08-21 23:03:18,479 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-08-21 23:03:18,479 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-08-21 23:03:18,480 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,480 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,480 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,480 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,480 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,480 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-08-21 23:03:18,480 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-08-21 23:03:18,480 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-08-21 23:03:18,481 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-08-21 23:03:18,481 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-08-21 23:03:18,481 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-08-21 23:03:18,481 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-08-21 23:03:18,481 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-08-21 23:03:18,481 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-08-21 23:03:18,481 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-08-21 23:03:18,481 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-08-21 23:03:18,481 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-08-21 23:03:18,482 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-21 23:03:18,483 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-08-21 23:03:18,483 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-08-21 23:03:18,483 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-08-21 23:03:18,483 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-08-21 23:03:18,483 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-08-21 23:03:18,483 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-08-21 23:03:18,483 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-08-21 23:03:18,484 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-08-21 23:03:18,484 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,484 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,484 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,484 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,484 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,484 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-08-21 23:03:18,485 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-08-21 23:03:18,485 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-08-21 23:03:18,485 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-08-21 23:03:18,485 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-08-21 23:03:18,485 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-08-21 23:03:18,485 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-08-21 23:03:18,485 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-08-21 23:03:18,486 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-08-21 23:03:18,486 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-08-21 23:03:18,486 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-08-21 23:03:18,486 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-08-21 23:03:18,486 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-08-21 23:03:18,486 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,486 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,486 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,487 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,487 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,487 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-21 23:03:18,487 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-08-21 23:03:18,487 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-08-21 23:03:18,487 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-08-21 23:03:18,487 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-08-21 23:03:18,487 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-08-21 23:03:18,488 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-08-21 23:03:18,488 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-08-21 23:03:18,488 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-08-21 23:03:18,488 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,488 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,488 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,488 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,488 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,489 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,489 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,489 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-08-21 23:03:18,489 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-08-21 23:03:18,489 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-08-21 23:03:18,489 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-08-21 23:03:18,489 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-21 23:03:18,490 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-08-21 23:03:18,490 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-08-21 23:03:18,490 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-08-21 23:03:18,490 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-08-21 23:03:18,490 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-08-21 23:03:18,490 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-08-21 23:03:18,490 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-08-21 23:03:18,490 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-08-21 23:03:18,490 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,491 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,491 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,491 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,491 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-08-21 23:03:18,491 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,491 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,491 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-08-21 23:03:18,491 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-08-21 23:03:18,492 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-08-21 23:03:18,492 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-08-21 23:03:18,492 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-08-21 23:03:18,492 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-08-21 23:03:18,492 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-08-21 23:03:18,492 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-08-21 23:03:18,492 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-08-21 23:03:18,493 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-08-21 23:03:18,493 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-08-21 23:03:18,493 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-08-21 23:03:18,493 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-08-21 23:03:18,493 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,493 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,493 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,494 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,494 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,494 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,494 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-08-21 23:03:18,494 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-08-21 23:03:18,494 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-08-21 23:03:18,494 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-08-21 23:03:18,494 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-08-21 23:03:18,495 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-08-21 23:03:18,495 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-08-21 23:03:18,495 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-08-21 23:03:18,495 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-08-21 23:03:18,495 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-08-21 23:03:18,495 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-08-21 23:03:18,496 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse9 (= |old(~a10~0)| 1)) (.cse3 (not (<= |old(~a19~0)| 9))) (.cse8 (not (<= |old(~a1~0)| 38))) (.cse1 (= 6 |old(~a19~0)|)) (.cse6 (= 3 |old(~a10~0)|)) (.cse4 (not (= 14 ~a4~0))) (.cse7 (not (<= 1 |old(~a10~0)|))) (.cse5 (not (= ~a12~0 0))) (.cse0 (not (<= |old(~a10~0)| 0))) (.cse10 (not (= 9 |old(~a19~0)|))) (.cse2 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (<= 9 |old(~a19~0)|)) .cse2 .cse6 .cse7) (or .cse8 .cse2 .cse9 .cse3) (or .cse10 .cse2 .cse4 .cse5) (or .cse1 .cse2 .cse9 .cse6 .cse7) (or .cse8 .cse1 .cse2 .cse3) (or .cse8 .cse0 .cse2) (or .cse1 .cse2 .cse6 .cse4 .cse7 .cse5) (or .cse0 .cse10 .cse2))) [2020-08-21 23:03:18,496 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-08-21 23:03:18,496 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-08-21 23:03:18,496 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-08-21 23:03:18,496 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,497 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,497 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,497 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,497 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,497 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,497 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-08-21 23:03:18,497 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-08-21 23:03:18,497 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-08-21 23:03:18,498 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-21 23:03:18,498 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-08-21 23:03:18,498 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-08-21 23:03:18,498 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-08-21 23:03:18,498 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-08-21 23:03:18,498 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-08-21 23:03:18,498 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-08-21 23:03:18,499 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-08-21 23:03:18,499 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-08-21 23:03:18,499 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-08-21 23:03:18,499 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,499 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,499 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,499 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,500 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,500 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,500 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-08-21 23:03:18,500 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-08-21 23:03:18,500 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-08-21 23:03:18,500 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-08-21 23:03:18,500 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-08-21 23:03:18,500 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-08-21 23:03:18,501 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-08-21 23:03:18,501 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-08-21 23:03:18,501 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-08-21 23:03:18,501 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-08-21 23:03:18,501 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-08-21 23:03:18,501 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-08-21 23:03:18,501 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,502 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,502 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,502 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,502 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,502 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 23:03:18,502 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-08-21 23:03:18,502 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-08-21 23:03:18,502 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-08-21 23:03:18,503 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-08-21 23:03:18,503 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-08-21 23:03:18,503 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-08-21 23:03:18,503 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-08-21 23:03:18,503 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-08-21 23:03:18,503 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-08-21 23:03:18,503 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-08-21 23:03:18,503 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-08-21 23:03:18,504 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-08-21 23:03:18,504 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 23:03:18,504 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (<= 23 ~a1~0) (= 14 ~a4~0) (= ~a12~0 0) (= ~a19~0 9) (<= ~a1~0 23)) [2020-08-21 23:03:18,504 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 23:03:18,504 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 23:03:18,504 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 23 ~a1~0) (<= ~a1~0 23) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (not (= ~a12~0 0))) [2020-08-21 23:03:18,505 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-08-21 23:03:18,505 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 38)) (.cse0 (not (= ~a10~0 3))) (.cse2 (<= ~a19~0 9))) (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 9 ~a19~0) .cse0 (<= 1 ~a10~0)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (= ~a19~0 9) (and (not (= ~a10~0 1)) .cse1 .cse2) (and .cse1 (<= ~a10~0 0)) (and .cse0 (not (= ~a19~0 6)) .cse2) (not (= ~a12~0 0)))) [2020-08-21 23:03:18,505 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-08-21 23:03:18,505 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-08-21 23:03:18,505 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 38)) (.cse0 (not (= ~a10~0 3))) (.cse2 (<= ~a19~0 9))) (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 9 ~a19~0) .cse0 (<= 1 ~a10~0)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (= ~a19~0 9) (and (not (= ~a10~0 1)) .cse1 .cse2) (and .cse1 (<= ~a10~0 0)) (and .cse0 (not (= ~a19~0 6)) .cse2) (not (= ~a12~0 0)))) [2020-08-21 23:03:18,505 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-08-21 23:03:18,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 11:03:18 BoogieIcfgContainer [2020-08-21 23:03:18,527 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 23:03:18,529 INFO L168 Benchmark]: Toolchain (without parser) took 23327.41 ms. Allocated memory was 148.9 MB in the beginning and 477.1 MB in the end (delta: 328.2 MB). Free memory was 101.4 MB in the beginning and 275.5 MB in the end (delta: -174.1 MB). Peak memory consumption was 303.5 MB. Max. memory is 7.1 GB. [2020-08-21 23:03:18,530 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 148.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-21 23:03:18,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.56 ms. Allocated memory was 148.9 MB in the beginning and 206.6 MB in the end (delta: 57.7 MB). Free memory was 101.2 MB in the beginning and 172.7 MB in the end (delta: -71.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2020-08-21 23:03:18,531 INFO L168 Benchmark]: Boogie Preprocessor took 118.36 ms. Allocated memory is still 206.6 MB. Free memory was 172.7 MB in the beginning and 167.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2020-08-21 23:03:18,532 INFO L168 Benchmark]: RCFGBuilder took 1390.85 ms. Allocated memory was 206.6 MB in the beginning and 235.9 MB in the end (delta: 29.4 MB). Free memory was 167.4 MB in the beginning and 175.9 MB in the end (delta: -8.6 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. [2020-08-21 23:03:18,533 INFO L168 Benchmark]: TraceAbstraction took 21099.48 ms. Allocated memory was 235.9 MB in the beginning and 477.1 MB in the end (delta: 241.2 MB). Free memory was 175.9 MB in the beginning and 275.5 MB in the end (delta: -99.6 MB). Peak memory consumption was 291.0 MB. Max. memory is 7.1 GB. [2020-08-21 23:03:18,537 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 148.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.56 ms. Allocated memory was 148.9 MB in the beginning and 206.6 MB in the end (delta: 57.7 MB). Free memory was 101.2 MB in the beginning and 172.7 MB in the end (delta: -71.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.36 ms. Allocated memory is still 206.6 MB. Free memory was 172.7 MB in the beginning and 167.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1390.85 ms. Allocated memory was 206.6 MB in the beginning and 235.9 MB in the end (delta: 29.4 MB). Free memory was 167.4 MB in the beginning and 175.9 MB in the end (delta: -8.6 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21099.48 ms. Allocated memory was 235.9 MB in the beginning and 477.1 MB in the end (delta: 241.2 MB). Free memory was 175.9 MB in the beginning and 275.5 MB in the end (delta: -99.6 MB). Peak memory consumption was 291.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: 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: 582]: Loop Invariant Derived loop invariant: (((((((((!(23 <= \old(a1)) || !(\old(a10) <= 0)) || ((9 <= a19 && !(a10 == 3)) && 1 <= a10)) || !(9 == \old(a19))) || !(\old(a1) <= 23)) || !(14 == a4)) || a19 == 9) || ((!(a10 == 1) && a1 <= 38) && a19 <= 9)) || (a1 <= 38 && a10 <= 0)) || ((!(a10 == 3) && !(a19 == 6)) && a19 <= 9)) || !(a12 == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.8s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 15.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 183 SDtfs, 5374 SDslu, 255 SDs, 0 SdLazy, 6925 SolverSat, 1754 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 11.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2664occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 527 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 88 PreInvPairs, 144 NumberOfFragments, 438 HoareAnnotationTreeSize, 88 FomulaSimplifications, 4105 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2880 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1069 NumberOfCodeBlocks, 1069 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1062 ConstructedInterpolants, 0 QuantifiedInterpolants, 480759 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 326/348 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...