/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.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label55.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 23:27:47,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 23:27:47,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 23:27:47,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 23:27:47,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 23:27:47,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 23:27:47,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 23:27:47,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 23:27:47,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 23:27:47,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 23:27:47,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 23:27:47,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 23:27:47,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 23:27:47,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 23:27:47,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 23:27:47,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 23:27:47,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 23:27:47,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 23:27:47,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 23:27:47,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 23:27:47,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 23:27:47,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 23:27:47,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 23:27:47,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 23:27:47,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-19 23:27:47,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 23:27:47,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 23:27:47,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 23:27:47,656 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-19 23:27:47,686 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 23:27:47,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 23:27:47,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 23:27:47,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 23:27:47,688 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 23:27:47,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 23:27:47,689 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 23:27:47,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 23:27:47,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 23:27:47,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 23:27:47,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 23:27:47,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 23:27:47,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 23:27:47,690 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 23:27:47,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 23:27:47,691 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 23:27:47,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 23:27:47,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 23:27:47,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 23:27:47,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 23:27:47,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 23:27:47,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 23:27:47,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 23:27:47,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 23:27:47,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 23:27:47,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 23:27:47,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 23:27:47,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 23:27:47,693 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 23:27:47,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-19 23:27:47,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 23:27:47,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 23:27:47,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 23:27:47,990 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 23:27:47,991 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 23:27:47,992 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label55.c [2020-07-19 23:27:48,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20f8b03de/fbfc47b0e8d947dbb4f1d9f3bf5fdd3c/FLAGc1bf6cf3a [2020-07-19 23:27:48,687 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 23:27:48,688 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label55.c [2020-07-19 23:27:48,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20f8b03de/fbfc47b0e8d947dbb4f1d9f3bf5fdd3c/FLAGc1bf6cf3a [2020-07-19 23:27:48,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20f8b03de/fbfc47b0e8d947dbb4f1d9f3bf5fdd3c [2020-07-19 23:27:48,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 23:27:48,943 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 23:27:48,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 23:27:48,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 23:27:48,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 23:27:48,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:27:48" (1/1) ... [2020-07-19 23:27:48,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca499e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:48, skipping insertion in model container [2020-07-19 23:27:48,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:27:48" (1/1) ... [2020-07-19 23:27:48,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 23:27:49,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 23:27:49,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 23:27:49,406 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 23:27:49,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 23:27:49,727 INFO L208 MainTranslator]: Completed translation [2020-07-19 23:27:49,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49 WrapperNode [2020-07-19 23:27:49,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 23:27:49,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 23:27:49,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 23:27:49,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 23:27:49,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49" (1/1) ... [2020-07-19 23:27:49,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49" (1/1) ... [2020-07-19 23:27:49,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49" (1/1) ... [2020-07-19 23:27:49,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49" (1/1) ... [2020-07-19 23:27:49,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49" (1/1) ... [2020-07-19 23:27:49,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49" (1/1) ... [2020-07-19 23:27:49,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49" (1/1) ... [2020-07-19 23:27:49,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 23:27:49,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 23:27:49,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 23:27:49,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 23:27:49,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-19 23:27:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 23:27:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 23:27:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-19 23:27:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 23:27:49,943 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-19 23:27:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 23:27:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 23:27:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-19 23:27:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 23:27:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 23:27:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 23:27:51,092 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 23:27:51,093 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-19 23:27:51,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:27:51 BoogieIcfgContainer [2020-07-19 23:27:51,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 23:27:51,109 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 23:27:51,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 23:27:51,113 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 23:27:51,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:27:48" (1/3) ... [2020-07-19 23:27:51,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265a2147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:27:51, skipping insertion in model container [2020-07-19 23:27:51,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:27:49" (2/3) ... [2020-07-19 23:27:51,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265a2147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:27:51, skipping insertion in model container [2020-07-19 23:27:51,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:27:51" (3/3) ... [2020-07-19 23:27:51,119 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label55.c [2020-07-19 23:27:51,131 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 23:27:51,143 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 23:27:51,159 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 23:27:51,189 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 23:27:51,190 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 23:27:51,190 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 23:27:51,190 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 23:27:51,190 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 23:27:51,191 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 23:27:51,191 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 23:27:51,191 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 23:27:51,219 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-07-19 23:27:51,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-07-19 23:27:51,231 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:27:51,232 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:27:51,233 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:27:51,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:27:51,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1666327721, now seen corresponding path program 1 times [2020-07-19 23:27:51,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:27:51,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640248546] [2020-07-19 23:27:51,246 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@25209864 [2020-07-19 23:27:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:51,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:27:51,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640248546] [2020-07-19 23:27:51,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:27:51,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:27:51,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041704712] [2020-07-19 23:27:51,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 23:27:51,860 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:27:51,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 23:27:51,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:27:51,880 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-07-19 23:27:54,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:27:54,304 INFO L93 Difference]: Finished difference Result 828 states and 1432 transitions. [2020-07-19 23:27:54,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-19 23:27:54,313 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 111 [2020-07-19 23:27:54,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:27:54,351 INFO L225 Difference]: With dead ends: 828 [2020-07-19 23:27:54,352 INFO L226 Difference]: Without dead ends: 494 [2020-07-19 23:27:54,365 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-19 23:27:54,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2020-07-19 23:27:54,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 475. [2020-07-19 23:27:54,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-07-19 23:27:54,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 685 transitions. [2020-07-19 23:27:54,458 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 685 transitions. Word has length 111 [2020-07-19 23:27:54,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:27:54,459 INFO L479 AbstractCegarLoop]: Abstraction has 475 states and 685 transitions. [2020-07-19 23:27:54,460 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 23:27:54,460 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 685 transitions. [2020-07-19 23:27:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-07-19 23:27:54,467 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:27:54,467 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:27:54,468 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 23:27:54,468 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:27:54,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:27:54,468 INFO L82 PathProgramCache]: Analyzing trace with hash 2094723630, now seen corresponding path program 1 times [2020-07-19 23:27:54,469 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:27:54,469 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850317854] [2020-07-19 23:27:54,469 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@25209864 [2020-07-19 23:27:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:54,643 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:27:54,643 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850317854] [2020-07-19 23:27:54,644 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [616772311] [2020-07-19 23:27:54,644 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62e33d04 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 23:27:54,791 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62e33d04 issued 4 check-sat command(s) [2020-07-19 23:27:54,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-19 23:27:54,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-19 23:27:54,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 23:27:54,875 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:27:54,876 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 23:27:54,876 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-07-19 23:27:54,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169417525] [2020-07-19 23:27:54,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 23:27:54,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:27:54,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 23:27:54,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-19 23:27:54,879 INFO L87 Difference]: Start difference. First operand 475 states and 685 transitions. Second operand 3 states. [2020-07-19 23:27:55,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:27:55,595 INFO L93 Difference]: Finished difference Result 1382 states and 2034 transitions. [2020-07-19 23:27:55,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 23:27:55,600 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2020-07-19 23:27:55,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:27:55,608 INFO L225 Difference]: With dead ends: 1382 [2020-07-19 23:27:55,609 INFO L226 Difference]: Without dead ends: 913 [2020-07-19 23:27:55,611 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-19 23:27:55,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2020-07-19 23:27:55,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 913. [2020-07-19 23:27:55,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 913 states. [2020-07-19 23:27:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1285 transitions. [2020-07-19 23:27:55,672 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1285 transitions. Word has length 119 [2020-07-19 23:27:55,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:27:55,673 INFO L479 AbstractCegarLoop]: Abstraction has 913 states and 1285 transitions. [2020-07-19 23:27:55,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 23:27:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1285 transitions. [2020-07-19 23:27:55,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-07-19 23:27:55,679 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:27:55,679 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:27:55,893 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-19 23:27:55,894 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:27:55,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:27:55,896 INFO L82 PathProgramCache]: Analyzing trace with hash -942092768, now seen corresponding path program 1 times [2020-07-19 23:27:55,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:27:55,897 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679576203] [2020-07-19 23:27:55,897 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@25209864 [2020-07-19 23:27:55,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:56,063 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:27:56,063 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679576203] [2020-07-19 23:27:56,064 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1560207279] [2020-07-19 23:27:56,064 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@329872fd No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 23:27:56,187 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@329872fd issued 4 check-sat command(s) [2020-07-19 23:27:56,187 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-19 23:27:56,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-19 23:27:56,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 23:27:56,255 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:27:56,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 23:27:56,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-07-19 23:27:56,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402391451] [2020-07-19 23:27:56,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 23:27:56,268 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:27:56,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 23:27:56,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-19 23:27:56,268 INFO L87 Difference]: Start difference. First operand 913 states and 1285 transitions. Second operand 3 states. [2020-07-19 23:27:56,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:27:56,953 INFO L93 Difference]: Finished difference Result 2259 states and 3254 transitions. [2020-07-19 23:27:56,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 23:27:56,954 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2020-07-19 23:27:56,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:27:56,963 INFO L225 Difference]: With dead ends: 2259 [2020-07-19 23:27:56,963 INFO L226 Difference]: Without dead ends: 1352 [2020-07-19 23:27:56,966 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-19 23:27:56,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1352 states. [2020-07-19 23:27:57,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1352 to 1349. [2020-07-19 23:27:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1349 states. [2020-07-19 23:27:57,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1790 transitions. [2020-07-19 23:27:57,012 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1790 transitions. Word has length 124 [2020-07-19 23:27:57,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:27:57,013 INFO L479 AbstractCegarLoop]: Abstraction has 1349 states and 1790 transitions. [2020-07-19 23:27:57,013 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 23:27:57,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1790 transitions. [2020-07-19 23:27:57,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-07-19 23:27:57,018 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:27:57,018 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:27:57,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 23:27:57,234 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:27:57,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:27:57,235 INFO L82 PathProgramCache]: Analyzing trace with hash -30959147, now seen corresponding path program 1 times [2020-07-19 23:27:57,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:27:57,236 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973834996] [2020-07-19 23:27:57,236 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@25209864 [2020-07-19 23:27:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:27:57,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973834996] [2020-07-19 23:27:57,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [752393233] [2020-07-19 23:27:57,579 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@63786ea4 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 23:27:57,699 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@63786ea4 issued 4 check-sat command(s) [2020-07-19 23:27:57,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-19 23:27:57,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-19 23:27:57,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 23:27:57,754 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:27:57,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 23:27:57,755 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2020-07-19 23:27:57,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577772603] [2020-07-19 23:27:57,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 23:27:57,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:27:57,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 23:27:57,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-07-19 23:27:57,757 INFO L87 Difference]: Start difference. First operand 1349 states and 1790 transitions. Second operand 5 states. [2020-07-19 23:27:58,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:27:58,664 INFO L93 Difference]: Finished difference Result 3626 states and 5091 transitions. [2020-07-19 23:27:58,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-19 23:27:58,664 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 135 [2020-07-19 23:27:58,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:27:58,682 INFO L225 Difference]: With dead ends: 3626 [2020-07-19 23:27:58,683 INFO L226 Difference]: Without dead ends: 2283 [2020-07-19 23:27:58,688 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-07-19 23:27:58,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2283 states. [2020-07-19 23:27:58,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2283 to 2245. [2020-07-19 23:27:58,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2245 states. [2020-07-19 23:27:58,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 2245 states and 2948 transitions. [2020-07-19 23:27:58,782 INFO L78 Accepts]: Start accepts. Automaton has 2245 states and 2948 transitions. Word has length 135 [2020-07-19 23:27:58,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:27:58,782 INFO L479 AbstractCegarLoop]: Abstraction has 2245 states and 2948 transitions. [2020-07-19 23:27:58,782 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 23:27:58,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 2948 transitions. [2020-07-19 23:27:58,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-19 23:27:58,790 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:27:58,790 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:27:59,004 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 23:27:59,005 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:27:59,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:27:59,006 INFO L82 PathProgramCache]: Analyzing trace with hash -366134158, now seen corresponding path program 1 times [2020-07-19 23:27:59,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:27:59,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64127853] [2020-07-19 23:27:59,008 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@25209864 [2020-07-19 23:27:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:27:59,184 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-19 23:27:59,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64127853] [2020-07-19 23:27:59,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2052393462] [2020-07-19 23:27:59,186 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3ad54ba5 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 23:27:59,294 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3ad54ba5 issued 4 check-sat command(s) [2020-07-19 23:27:59,294 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-19 23:27:59,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-19 23:27:59,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 23:27:59,355 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:27:59,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-19 23:27:59,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 12 [2020-07-19 23:27:59,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588951052] [2020-07-19 23:27:59,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-19 23:27:59,358 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:27:59,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-19 23:27:59,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-07-19 23:27:59,359 INFO L87 Difference]: Start difference. First operand 2245 states and 2948 transitions. Second operand 12 states. [2020-07-19 23:28:02,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:28:02,174 INFO L93 Difference]: Finished difference Result 5693 states and 8604 transitions. [2020-07-19 23:28:02,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-19 23:28:02,175 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 155 [2020-07-19 23:28:02,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:28:02,204 INFO L225 Difference]: With dead ends: 5693 [2020-07-19 23:28:02,204 INFO L226 Difference]: Without dead ends: 3454 [2020-07-19 23:28:02,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=203, Invalid=553, Unknown=0, NotChecked=0, Total=756 [2020-07-19 23:28:02,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3454 states. [2020-07-19 23:28:02,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3454 to 3010. [2020-07-19 23:28:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3010 states. [2020-07-19 23:28:02,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 3010 states and 3670 transitions. [2020-07-19 23:28:02,351 INFO L78 Accepts]: Start accepts. Automaton has 3010 states and 3670 transitions. Word has length 155 [2020-07-19 23:28:02,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:28:02,352 INFO L479 AbstractCegarLoop]: Abstraction has 3010 states and 3670 transitions. [2020-07-19 23:28:02,352 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-19 23:28:02,352 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3670 transitions. [2020-07-19 23:28:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-07-19 23:28:02,363 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:28:02,364 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-19 23:28:02,572 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 23:28:02,573 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:28:02,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:28:02,574 INFO L82 PathProgramCache]: Analyzing trace with hash -924563517, now seen corresponding path program 1 times [2020-07-19 23:28:02,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:28:02,575 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58438625] [2020-07-19 23:28:02,575 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@25209864 [2020-07-19 23:28:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:28:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:28:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:28:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:28:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 85 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-07-19 23:28:02,921 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58438625] [2020-07-19 23:28:02,921 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813060488] [2020-07-19 23:28:02,921 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@41930c46 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 23:28:03,108 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@41930c46 issued 4 check-sat command(s) [2020-07-19 23:28:03,109 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-19 23:28:03,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-19 23:28:03,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 23:28:03,241 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-07-19 23:28:03,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-19 23:28:03,242 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2020-07-19 23:28:03,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56290900] [2020-07-19 23:28:03,244 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-19 23:28:03,244 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:28:03,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-19 23:28:03,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-19 23:28:03,245 INFO L87 Difference]: Start difference. First operand 3010 states and 3670 transitions. Second operand 7 states. [2020-07-19 23:28:05,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:28:05,066 INFO L93 Difference]: Finished difference Result 9415 states and 11532 transitions. [2020-07-19 23:28:05,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-19 23:28:05,067 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 204 [2020-07-19 23:28:05,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:28:05,068 INFO L225 Difference]: With dead ends: 9415 [2020-07-19 23:28:05,068 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 23:28:05,086 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-07-19 23:28:05,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 23:28:05,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 23:28:05,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 23:28:05,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 23:28:05,087 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 204 [2020-07-19 23:28:05,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:28:05,087 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 23:28:05,087 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-19 23:28:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 23:28:05,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 23:28:05,301 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-19 23:28:05,304 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 23:28:05,824 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 71 [2020-07-19 23:28:05,999 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 71 [2020-07-19 23:28:06,761 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 40 [2020-07-19 23:28:06,979 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2020-07-19 23:28:07,165 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2020-07-19 23:28:07,171 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 23:28:07,172 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2020-07-19 23:28:07,172 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 23:28:07,172 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,172 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,172 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,172 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,172 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,173 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-07-19 23:28:07,173 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-07-19 23:28:07,173 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-19 23:28:07,173 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-07-19 23:28:07,173 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-07-19 23:28:07,173 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-19 23:28:07,173 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-07-19 23:28:07,173 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-07-19 23:28:07,174 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-07-19 23:28:07,174 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-07-19 23:28:07,174 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-07-19 23:28:07,174 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-07-19 23:28:07,174 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-07-19 23:28:07,174 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,174 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,174 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,175 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,175 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-07-19 23:28:07,175 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,175 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-07-19 23:28:07,177 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-07-19 23:28:07,177 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-19 23:28:07,177 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-07-19 23:28:07,177 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-07-19 23:28:07,178 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-19 23:28:07,178 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-07-19 23:28:07,178 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-07-19 23:28:07,178 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-07-19 23:28:07,178 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-07-19 23:28:07,178 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-07-19 23:28:07,179 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-07-19 23:28:07,179 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-07-19 23:28:07,179 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-07-19 23:28:07,179 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-07-19 23:28:07,179 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,179 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,179 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,179 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,180 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,180 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 487) no Hoare annotation was computed. [2020-07-19 23:28:07,180 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-07-19 23:28:07,180 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-07-19 23:28:07,183 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-07-19 23:28:07,183 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-07-19 23:28:07,183 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-19 23:28:07,183 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-19 23:28:07,183 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-07-19 23:28:07,184 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-07-19 23:28:07,184 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-07-19 23:28:07,185 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-07-19 23:28:07,185 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-07-19 23:28:07,185 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,186 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,186 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,186 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,186 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,186 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-07-19 23:28:07,186 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-07-19 23:28:07,186 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-07-19 23:28:07,186 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-07-19 23:28:07,187 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-19 23:28:07,187 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-07-19 23:28:07,187 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-19 23:28:07,187 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-07-19 23:28:07,191 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-19 23:28:07,191 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-07-19 23:28:07,192 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-07-19 23:28:07,192 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-07-19 23:28:07,192 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-07-19 23:28:07,192 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,194 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,194 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,194 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,194 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,194 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-07-19 23:28:07,194 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-07-19 23:28:07,194 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-07-19 23:28:07,195 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-07-19 23:28:07,195 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-19 23:28:07,195 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-07-19 23:28:07,195 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-07-19 23:28:07,195 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-07-19 23:28:07,195 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-07-19 23:28:07,195 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-07-19 23:28:07,195 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-07-19 23:28:07,195 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-07-19 23:28:07,196 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-07-19 23:28:07,196 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-07-19 23:28:07,196 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-07-19 23:28:07,196 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-07-19 23:28:07,196 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,196 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,196 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,196 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,197 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-07-19 23:28:07,197 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,197 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-07-19 23:28:07,197 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,197 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-07-19 23:28:07,197 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-07-19 23:28:07,197 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-07-19 23:28:07,197 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,198 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,198 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-19 23:28:07,198 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-07-19 23:28:07,199 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-19 23:28:07,199 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-19 23:28:07,199 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-19 23:28:07,199 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-19 23:28:07,199 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-07-19 23:28:07,199 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-07-19 23:28:07,199 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-07-19 23:28:07,199 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-07-19 23:28:07,200 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-07-19 23:28:07,200 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,200 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,200 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,200 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,200 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,200 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,200 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-07-19 23:28:07,200 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-19 23:28:07,201 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-19 23:28:07,201 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-07-19 23:28:07,201 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-19 23:28:07,201 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-07-19 23:28:07,201 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-19 23:28:07,201 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-07-19 23:28:07,201 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-07-19 23:28:07,201 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-07-19 23:28:07,201 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-07-19 23:28:07,202 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,202 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,202 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,202 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,202 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,202 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,202 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-07-19 23:28:07,202 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-07-19 23:28:07,203 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-07-19 23:28:07,203 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-19 23:28:07,203 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-19 23:28:07,203 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-07-19 23:28:07,203 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-19 23:28:07,203 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-19 23:28:07,203 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-19 23:28:07,203 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-07-19 23:28:07,204 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-07-19 23:28:07,204 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-07-19 23:28:07,204 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-07-19 23:28:07,204 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-07-19 23:28:07,204 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,204 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,204 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,205 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse1 (not (<= 9 |old(~a28~0)|))) (.cse4 (not (<= |old(~a25~0)| 0))) (.cse0 (not (= 1 |old(~a19~0)|))) (.cse5 (= 1 |old(~a11~0)|)) (.cse2 (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|))) (.cse3 (not (<= |old(~a17~0)| 8)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3) (or .cse1 .cse5 .cse2 .cse3) (or .cse5 .cse4 .cse2 .cse3) (or (= 8 |old(~a28~0)|) (not (<= |old(~a28~0)| 9)) .cse2 .cse3) (or .cse0 .cse5 .cse2 .cse3))) [2020-07-19 23:28:07,205 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,205 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,205 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,205 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-07-19 23:28:07,205 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-07-19 23:28:07,205 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-07-19 23:28:07,206 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-19 23:28:07,206 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-19 23:28:07,206 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-19 23:28:07,206 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-19 23:28:07,206 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-19 23:28:07,206 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-07-19 23:28:07,206 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-07-19 23:28:07,206 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-07-19 23:28:07,207 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-07-19 23:28:07,207 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-07-19 23:28:07,207 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,207 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,207 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,207 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,207 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,208 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,208 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-07-19 23:28:07,208 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-07-19 23:28:07,208 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-19 23:28:07,209 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-07-19 23:28:07,209 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-07-19 23:28:07,209 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-19 23:28:07,209 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-19 23:28:07,209 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-07-19 23:28:07,209 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-07-19 23:28:07,210 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-07-19 23:28:07,210 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-07-19 23:28:07,210 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-07-19 23:28:07,210 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-07-19 23:28:07,210 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-07-19 23:28:07,210 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-07-19 23:28:07,210 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-07-19 23:28:07,211 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,211 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,211 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,211 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,211 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 23:28:07,211 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-07-19 23:28:07,211 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-07-19 23:28:07,211 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-07-19 23:28:07,212 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-07-19 23:28:07,212 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-07-19 23:28:07,212 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-07-19 23:28:07,212 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-07-19 23:28:07,212 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-19 23:28:07,212 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-19 23:28:07,212 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-07-19 23:28:07,212 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-07-19 23:28:07,213 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-07-19 23:28:07,213 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-07-19 23:28:07,213 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-07-19 23:28:07,213 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-07-19 23:28:07,213 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-07-19 23:28:07,213 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-07-19 23:28:07,213 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-07-19 23:28:07,213 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-07-19 23:28:07,214 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 23:28:07,214 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a19~0) (<= ~a11~0 0) (<= ~a17~0 8) (<= ~a28~0 9) (<= ~a25~0 0) (not (= 8 ~a28~0))) [2020-07-19 23:28:07,214 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 23:28:07,214 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 23:28:07,214 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (not (<= |old(~a28~0)| 9)) (not (<= |old(~a25~0)| 0)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (not (<= |old(~a17~0)| 8)) (not (<= |old(~a11~0)| 0))) [2020-07-19 23:28:07,214 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse4 (= 1 ~a19~0)) (.cse2 (not (= 1 ~a11~0))) (.cse0 (<= ~a17~0 8)) (.cse1 (<= ~a25~0 0)) (.cse3 (<= 9 ~a28~0))) (or (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse0 .cse1 .cse2) (not (<= |old(~a28~0)| 9)) (and .cse0 (<= ~a28~0 9) (not (= 8 ~a28~0))) (and .cse0 .cse2 .cse3) (not (<= |old(~a25~0)| 0)) (and .cse4 .cse0 .cse3) (not (<= |old(~a17~0)| 8)) (and .cse4 .cse0 .cse2) (not (<= |old(~a11~0)| 0)) (and .cse0 .cse1 .cse3))) [2020-07-19 23:28:07,215 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-07-19 23:28:07,215 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-07-19 23:28:07,215 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse4 (= 1 ~a19~0)) (.cse2 (not (= 1 ~a11~0))) (.cse0 (<= ~a17~0 8)) (.cse1 (<= ~a25~0 0)) (.cse3 (<= 9 ~a28~0))) (or (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse0 .cse1 .cse2) (not (<= |old(~a28~0)| 9)) (and .cse0 (<= ~a28~0 9) (not (= 8 ~a28~0))) (and .cse0 .cse2 .cse3) (not (<= |old(~a25~0)| 0)) (and .cse4 .cse0 .cse3) (not (<= |old(~a17~0)| 8)) (and .cse4 .cse0 .cse2) (not (<= |old(~a11~0)| 0)) (and .cse0 .cse1 .cse3))) [2020-07-19 23:28:07,215 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-07-19 23:28:07,215 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-07-19 23:28:07,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 11:28:07 BoogieIcfgContainer [2020-07-19 23:28:07,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 23:28:07,255 INFO L168 Benchmark]: Toolchain (without parser) took 18304.53 ms. Allocated memory was 139.5 MB in the beginning and 498.6 MB in the end (delta: 359.1 MB). Free memory was 102.3 MB in the beginning and 345.2 MB in the end (delta: -242.9 MB). Peak memory consumption was 375.5 MB. Max. memory is 7.1 GB. [2020-07-19 23:28:07,256 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-19 23:28:07,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.69 ms. Allocated memory was 139.5 MB in the beginning and 206.6 MB in the end (delta: 67.1 MB). Free memory was 101.9 MB in the beginning and 173.7 MB in the end (delta: -71.8 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. [2020-07-19 23:28:07,257 INFO L168 Benchmark]: Boogie Preprocessor took 140.36 ms. Allocated memory is still 206.6 MB. Free memory was 173.7 MB in the beginning and 168.9 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-07-19 23:28:07,260 INFO L168 Benchmark]: RCFGBuilder took 1236.05 ms. Allocated memory was 206.6 MB in the beginning and 238.0 MB in the end (delta: 31.5 MB). Free memory was 168.9 MB in the beginning and 181.9 MB in the end (delta: -13.0 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. [2020-07-19 23:28:07,262 INFO L168 Benchmark]: TraceAbstraction took 16134.07 ms. Allocated memory was 238.0 MB in the beginning and 498.6 MB in the end (delta: 260.6 MB). Free memory was 180.4 MB in the beginning and 345.2 MB in the end (delta: -164.8 MB). Peak memory consumption was 355.0 MB. Max. memory is 7.1 GB. [2020-07-19 23:28:07,268 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 785.69 ms. Allocated memory was 139.5 MB in the beginning and 206.6 MB in the end (delta: 67.1 MB). Free memory was 101.9 MB in the beginning and 173.7 MB in the end (delta: -71.8 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.36 ms. Allocated memory is still 206.6 MB. Free memory was 173.7 MB in the beginning and 168.9 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1236.05 ms. Allocated memory was 206.6 MB in the beginning and 238.0 MB in the end (delta: 31.5 MB). Free memory was 168.9 MB in the beginning and 181.9 MB in the end (delta: -13.0 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16134.07 ms. Allocated memory was 238.0 MB in the beginning and 498.6 MB in the end (delta: 260.6 MB). Free memory was 180.4 MB in the beginning and 345.2 MB in the end (delta: -164.8 MB). Peak memory consumption was 355.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 487]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((!(1 == \old(a19)) || 8 == \old(a28)) || ((a17 <= 8 && a25 <= 0) && !(1 == a11))) || !(\old(a28) <= 9)) || ((a17 <= 8 && a28 <= 9) && !(8 == a28))) || ((a17 <= 8 && !(1 == a11)) && 9 <= a28)) || !(\old(a25) <= 0)) || ((1 == a19 && a17 <= 8) && 9 <= a28)) || !(\old(a17) <= 8)) || ((1 == a19 && a17 <= 8) && !(1 == a11))) || !(\old(a11) <= 0)) || ((a17 <= 8 && a25 <= 0) && 9 <= a28) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.1s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 503 SDtfs, 3778 SDslu, 262 SDs, 0 SdLazy, 4349 SolverSat, 1438 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 829 GetRequests, 771 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3010occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 504 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 104 PreInvPairs, 194 NumberOfFragments, 460 HoareAnnotationTreeSize, 104 FomulaSimplifications, 16701 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4515 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1585 NumberOfCodeBlocks, 1585 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1574 ConstructedInterpolants, 0 QuantifiedInterpolants, 822866 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1857 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 317/410 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...