/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 DAGSIZE --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/Problem10_label03.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-20 03:46:29,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 03:46:29,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 03:46:29,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 03:46:29,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 03:46:29,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 03:46:29,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 03:46:29,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 03:46:29,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 03:46:29,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 03:46:29,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 03:46:29,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 03:46:29,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 03:46:29,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 03:46:29,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 03:46:29,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 03:46:29,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 03:46:29,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 03:46:29,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 03:46:29,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 03:46:29,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 03:46:29,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 03:46:29,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 03:46:29,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 03:46:29,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 03:46:29,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 03:46:29,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 03:46:29,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 03:46:29,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 03:46:29,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 03:46:29,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 03:46:29,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 03:46:29,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 03:46:29,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 03:46:29,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 03:46:29,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 03:46:29,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 03:46:29,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 03:46:29,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 03:46:29,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 03:46:29,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 03:46:29,517 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 [2020-07-20 03:46:29,536 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 03:46:29,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 03:46:29,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 03:46:29,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 03:46:29,538 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 03:46:29,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 03:46:29,542 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 03:46:29,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 03:46:29,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 03:46:29,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 03:46:29,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 03:46:29,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 03:46:29,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 03:46:29,543 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 03:46:29,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 03:46:29,543 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 03:46:29,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 03:46:29,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 03:46:29,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 03:46:29,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 03:46:29,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 03:46:29,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 03:46:29,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 03:46:29,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 03:46:29,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 03:46:29,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 03:46:29,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 03:46:29,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 03:46:29,549 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 03:46:29,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> DAGSIZE 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 [2020-07-20 03:46:29,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 03:46:29,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 03:46:29,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 03:46:29,871 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 03:46:29,874 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 03:46:29,877 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label03.c [2020-07-20 03:46:29,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/167a3663c/94e08a2dcb324b16a6419f64a4a0ef98/FLAG9bd69d616 [2020-07-20 03:46:30,687 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 03:46:30,689 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label03.c [2020-07-20 03:46:30,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/167a3663c/94e08a2dcb324b16a6419f64a4a0ef98/FLAG9bd69d616 [2020-07-20 03:46:30,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/167a3663c/94e08a2dcb324b16a6419f64a4a0ef98 [2020-07-20 03:46:30,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 03:46:30,871 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 03:46:30,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 03:46:30,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 03:46:30,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 03:46:30,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:46:30" (1/1) ... [2020-07-20 03:46:30,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e0d861c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:30, skipping insertion in model container [2020-07-20 03:46:30,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:46:30" (1/1) ... [2020-07-20 03:46:30,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 03:46:30,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 03:46:31,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 03:46:31,416 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 03:46:31,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 03:46:31,657 INFO L208 MainTranslator]: Completed translation [2020-07-20 03:46:31,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31 WrapperNode [2020-07-20 03:46:31,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 03:46:31,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 03:46:31,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 03:46:31,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 03:46:31,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31" (1/1) ... [2020-07-20 03:46:31,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31" (1/1) ... [2020-07-20 03:46:31,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31" (1/1) ... [2020-07-20 03:46:31,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31" (1/1) ... [2020-07-20 03:46:31,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31" (1/1) ... [2020-07-20 03:46:31,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31" (1/1) ... [2020-07-20 03:46:31,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31" (1/1) ... [2020-07-20 03:46:31,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 03:46:31,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 03:46:31,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 03:46:31,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 03:46:31,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31" (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 [2020-07-20 03:46:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 03:46:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 03:46:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-20 03:46:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 03:46:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-20 03:46:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 03:46:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 03:46:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-20 03:46:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 03:46:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 03:46:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 03:46:33,488 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 03:46:33,488 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-20 03:46:33,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:46:33 BoogieIcfgContainer [2020-07-20 03:46:33,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 03:46:33,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 03:46:33,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 03:46:33,505 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 03:46:33,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 03:46:30" (1/3) ... [2020-07-20 03:46:33,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ea1afea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:46:33, skipping insertion in model container [2020-07-20 03:46:33,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:46:31" (2/3) ... [2020-07-20 03:46:33,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ea1afea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:46:33, skipping insertion in model container [2020-07-20 03:46:33,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:46:33" (3/3) ... [2020-07-20 03:46:33,518 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label03.c [2020-07-20 03:46:33,532 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 03:46:33,544 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 03:46:33,560 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 03:46:33,600 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 03:46:33,601 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 03:46:33,601 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 03:46:33,602 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 03:46:33,602 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 03:46:33,602 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 03:46:33,602 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 03:46:33,602 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 03:46:33,632 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-07-20 03:46:33,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-07-20 03:46:33,641 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:46:33,642 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] [2020-07-20 03:46:33,642 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:46:33,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:46:33,648 INFO L82 PathProgramCache]: Analyzing trace with hash 871832311, now seen corresponding path program 1 times [2020-07-20 03:46:33,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:46:33,656 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639655367] [2020-07-20 03:46:33,656 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@41b416b6 [2020-07-20 03:46:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:34,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 03:46:34,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639655367] [2020-07-20 03:46:34,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 03:46:34,037 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 03:46:34,038 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556720146] [2020-07-20 03:46:34,045 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-20 03:46:34,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:46:34,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-20 03:46:34,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-20 03:46:34,064 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 4 states. [2020-07-20 03:46:35,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:46:35,971 INFO L93 Difference]: Finished difference Result 596 states and 1022 transitions. [2020-07-20 03:46:35,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 03:46:35,975 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2020-07-20 03:46:35,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:46:36,016 INFO L225 Difference]: With dead ends: 596 [2020-07-20 03:46:36,016 INFO L226 Difference]: Without dead ends: 302 [2020-07-20 03:46:36,034 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 03:46:36,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-07-20 03:46:36,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 296. [2020-07-20 03:46:36,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-07-20 03:46:36,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 448 transitions. [2020-07-20 03:46:36,122 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 448 transitions. Word has length 42 [2020-07-20 03:46:36,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:46:36,123 INFO L479 AbstractCegarLoop]: Abstraction has 296 states and 448 transitions. [2020-07-20 03:46:36,123 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-20 03:46:36,123 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 448 transitions. [2020-07-20 03:46:36,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-20 03:46:36,129 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:46:36,129 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:46:36,130 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 03:46:36,130 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:46:36,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:46:36,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1448018810, now seen corresponding path program 1 times [2020-07-20 03:46:36,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:46:36,131 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738737293] [2020-07-20 03:46:36,131 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@41b416b6 [2020-07-20 03:46:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 03:46:36,429 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738737293] [2020-07-20 03:46:36,429 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1183662439] [2020-07-20 03:46:36,429 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@cfb5781 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:46:36,567 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@cfb5781 issued 4 check-sat command(s) [2020-07-20 03:46:36,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 03:46:36,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 03:46:36,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 03:46:36,652 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 03:46:36,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 03:46:36,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2020-07-20 03:46:36,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523233544] [2020-07-20 03:46:36,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 03:46:36,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:46:36,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 03:46:36,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:46:36,656 INFO L87 Difference]: Start difference. First operand 296 states and 448 transitions. Second operand 3 states. [2020-07-20 03:46:37,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:46:37,512 INFO L93 Difference]: Finished difference Result 874 states and 1344 transitions. [2020-07-20 03:46:37,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 03:46:37,512 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2020-07-20 03:46:37,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:46:37,520 INFO L225 Difference]: With dead ends: 874 [2020-07-20 03:46:37,520 INFO L226 Difference]: Without dead ends: 584 [2020-07-20 03:46:37,523 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:46:37,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2020-07-20 03:46:37,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 584. [2020-07-20 03:46:37,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2020-07-20 03:46:37,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 806 transitions. [2020-07-20 03:46:37,567 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 806 transitions. Word has length 112 [2020-07-20 03:46:37,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:46:37,568 INFO L479 AbstractCegarLoop]: Abstraction has 584 states and 806 transitions. [2020-07-20 03:46:37,569 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 03:46:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 806 transitions. [2020-07-20 03:46:37,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-07-20 03:46:37,576 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:46:37,576 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:46:37,794 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-20 03:46:37,795 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:46:37,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:46:37,796 INFO L82 PathProgramCache]: Analyzing trace with hash 444581905, now seen corresponding path program 1 times [2020-07-20 03:46:37,797 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:46:37,797 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000205282] [2020-07-20 03:46:37,798 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@41b416b6 [2020-07-20 03:46:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:38,054 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 03:46:38,055 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000205282] [2020-07-20 03:46:38,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 03:46:38,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 03:46:38,056 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425155864] [2020-07-20 03:46:38,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 03:46:38,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:46:38,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 03:46:38,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:46:38,058 INFO L87 Difference]: Start difference. First operand 584 states and 806 transitions. Second operand 8 states. [2020-07-20 03:46:40,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:46:40,177 INFO L93 Difference]: Finished difference Result 1490 states and 2156 transitions. [2020-07-20 03:46:40,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-20 03:46:40,178 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 123 [2020-07-20 03:46:40,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:46:40,191 INFO L225 Difference]: With dead ends: 1490 [2020-07-20 03:46:40,191 INFO L226 Difference]: Without dead ends: 912 [2020-07-20 03:46:40,194 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-07-20 03:46:40,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2020-07-20 03:46:40,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 749. [2020-07-20 03:46:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-07-20 03:46:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1011 transitions. [2020-07-20 03:46:40,280 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1011 transitions. Word has length 123 [2020-07-20 03:46:40,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:46:40,281 INFO L479 AbstractCegarLoop]: Abstraction has 749 states and 1011 transitions. [2020-07-20 03:46:40,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 03:46:40,281 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1011 transitions. [2020-07-20 03:46:40,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-07-20 03:46:40,296 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:46:40,297 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:46:40,297 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-20 03:46:40,298 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:46:40,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:46:40,300 INFO L82 PathProgramCache]: Analyzing trace with hash 1799011941, now seen corresponding path program 1 times [2020-07-20 03:46:40,300 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:46:40,300 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885872360] [2020-07-20 03:46:40,300 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@41b416b6 [2020-07-20 03:46:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:40,643 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 03:46:40,644 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885872360] [2020-07-20 03:46:40,644 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706427118] [2020-07-20 03:46:40,644 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@37dd7a45 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:46:40,795 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@37dd7a45 issued 4 check-sat command(s) [2020-07-20 03:46:40,795 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 03:46:40,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 03:46:40,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 03:46:40,972 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 03:46:40,973 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 03:46:40,973 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10 [2020-07-20 03:46:40,974 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274435404] [2020-07-20 03:46:40,975 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-20 03:46:40,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:46:40,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-20 03:46:40,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-07-20 03:46:40,977 INFO L87 Difference]: Start difference. First operand 749 states and 1011 transitions. Second operand 10 states. [2020-07-20 03:46:43,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:46:43,280 INFO L93 Difference]: Finished difference Result 2112 states and 2846 transitions. [2020-07-20 03:46:43,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-20 03:46:43,281 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 194 [2020-07-20 03:46:43,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:46:43,290 INFO L225 Difference]: With dead ends: 2112 [2020-07-20 03:46:43,291 INFO L226 Difference]: Without dead ends: 1369 [2020-07-20 03:46:43,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 200 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-07-20 03:46:43,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1369 states. [2020-07-20 03:46:43,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1369 to 1349. [2020-07-20 03:46:43,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1349 states. [2020-07-20 03:46:43,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1658 transitions. [2020-07-20 03:46:43,345 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1658 transitions. Word has length 194 [2020-07-20 03:46:43,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:46:43,346 INFO L479 AbstractCegarLoop]: Abstraction has 1349 states and 1658 transitions. [2020-07-20 03:46:43,346 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-20 03:46:43,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1658 transitions. [2020-07-20 03:46:43,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-07-20 03:46:43,351 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:46:43,351 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:46:43,555 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:46:43,557 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:46:43,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:46:43,557 INFO L82 PathProgramCache]: Analyzing trace with hash -790528240, now seen corresponding path program 1 times [2020-07-20 03:46:43,558 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:46:43,558 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516543788] [2020-07-20 03:46:43,558 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@41b416b6 [2020-07-20 03:46:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:46:43,893 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 70 proven. 77 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-20 03:46:43,894 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516543788] [2020-07-20 03:46:43,894 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089399031] [2020-07-20 03:46:43,894 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d5ba10 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 [2020-07-20 03:46:44,129 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d5ba10 issued 4 check-sat command(s) [2020-07-20 03:46:44,129 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 03:46:44,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 03:46:44,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 03:46:44,224 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-07-20 03:46:44,224 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 03:46:44,225 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2020-07-20 03:46:44,225 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406394284] [2020-07-20 03:46:44,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 03:46:44,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:46:44,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 03:46:44,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:46:44,227 INFO L87 Difference]: Start difference. First operand 1349 states and 1658 transitions. Second operand 3 states. [2020-07-20 03:46:44,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:46:44,982 INFO L93 Difference]: Finished difference Result 1782 states and 2192 transitions. [2020-07-20 03:46:44,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 03:46:44,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 211 [2020-07-20 03:46:44,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:46:44,985 INFO L225 Difference]: With dead ends: 1782 [2020-07-20 03:46:44,985 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 03:46:44,992 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:46:44,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 03:46:44,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 03:46:44,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 03:46:44,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 03:46:44,994 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 211 [2020-07-20 03:46:44,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:46:44,997 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 03:46:44,997 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 03:46:44,998 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 03:46:44,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 03:46:45,209 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:46:45,212 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 03:46:45,551 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 23 [2020-07-20 03:46:45,633 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 03:46:45,633 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a10~0 |old(~a10~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a19~0 |old(~a19~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|)) [2020-07-20 03:46:45,633 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 03:46:45,634 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-07-20 03:46:45,634 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,634 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,634 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,634 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,635 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,635 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,635 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-07-20 03:46:45,636 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-07-20 03:46:45,636 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-20 03:46:45,636 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-20 03:46:45,636 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-20 03:46:45,636 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-07-20 03:46:45,637 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-07-20 03:46:45,637 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-07-20 03:46:45,637 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-07-20 03:46:45,637 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-07-20 03:46:45,637 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-07-20 03:46:45,637 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,637 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,638 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,638 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,638 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,638 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-07-20 03:46:45,638 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-07-20 03:46:45,638 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-07-20 03:46:45,639 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-07-20 03:46:45,639 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-20 03:46:45,639 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-20 03:46:45,639 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-07-20 03:46:45,639 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-07-20 03:46:45,639 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-07-20 03:46:45,639 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-07-20 03:46:45,639 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-07-20 03:46:45,640 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-07-20 03:46:45,640 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-07-20 03:46:45,640 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2020-07-20 03:46:45,640 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-07-20 03:46:45,640 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,640 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,641 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,641 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,641 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,641 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-07-20 03:46:45,641 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 03:46:45,641 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-20 03:46:45,641 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-07-20 03:46:45,642 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-07-20 03:46:45,642 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-07-20 03:46:45,642 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-07-20 03:46:45,642 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-07-20 03:46:45,642 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-07-20 03:46:45,642 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-07-20 03:46:45,642 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,643 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,643 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,643 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,643 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,643 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-07-20 03:46:45,643 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-07-20 03:46:45,644 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-07-20 03:46:45,644 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-20 03:46:45,644 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-20 03:46:45,644 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-20 03:46:45,644 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-07-20 03:46:45,644 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-07-20 03:46:45,644 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-07-20 03:46:45,644 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-07-20 03:46:45,645 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-07-20 03:46:45,645 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-07-20 03:46:45,645 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-07-20 03:46:45,645 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,645 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,645 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,645 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,646 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,646 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-20 03:46:45,646 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-20 03:46:45,646 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-20 03:46:45,646 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-20 03:46:45,646 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-07-20 03:46:45,646 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-07-20 03:46:45,647 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-07-20 03:46:45,647 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-07-20 03:46:45,647 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-07-20 03:46:45,647 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,647 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,647 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,647 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,647 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,648 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,648 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,648 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-07-20 03:46:45,648 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-07-20 03:46:45,648 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-07-20 03:46:45,648 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-07-20 03:46:45,649 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-20 03:46:45,649 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-07-20 03:46:45,649 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 03:46:45,649 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-20 03:46:45,649 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-07-20 03:46:45,649 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-07-20 03:46:45,649 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-07-20 03:46:45,649 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-07-20 03:46:45,650 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-07-20 03:46:45,650 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,650 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,650 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,650 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,650 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-07-20 03:46:45,650 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,651 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,651 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-07-20 03:46:45,651 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-07-20 03:46:45,651 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-07-20 03:46:45,651 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-20 03:46:45,651 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-20 03:46:45,651 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-20 03:46:45,652 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-20 03:46:45,652 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-07-20 03:46:45,652 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-07-20 03:46:45,652 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-07-20 03:46:45,652 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-07-20 03:46:45,652 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-07-20 03:46:45,653 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-07-20 03:46:45,653 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,653 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,653 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,653 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,653 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,653 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,654 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-07-20 03:46:45,654 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-07-20 03:46:45,654 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-07-20 03:46:45,654 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-20 03:46:45,654 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-20 03:46:45,654 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-20 03:46:45,654 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-20 03:46:45,655 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-07-20 03:46:45,655 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-07-20 03:46:45,655 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-07-20 03:46:45,655 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-07-20 03:46:45,655 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|)))) (and (or (not (<= |old(~a10~0)| 0)) .cse0) (or (not (<= 2 |old(~a10~0)|)) .cse0) (or (not (<= 7 |old(~a19~0)|)) .cse0))) [2020-07-20 03:46:45,655 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-07-20 03:46:45,655 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-07-20 03:46:45,656 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-07-20 03:46:45,656 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,656 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,656 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,656 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,656 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,656 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,657 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-07-20 03:46:45,657 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 03:46:45,657 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-20 03:46:45,657 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-20 03:46:45,657 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-20 03:46:45,657 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-07-20 03:46:45,657 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-07-20 03:46:45,658 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-07-20 03:46:45,658 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-07-20 03:46:45,658 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-07-20 03:46:45,658 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-07-20 03:46:45,658 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-07-20 03:46:45,658 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-07-20 03:46:45,659 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,659 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,659 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,659 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,659 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,659 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,659 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-07-20 03:46:45,660 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-07-20 03:46:45,660 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-07-20 03:46:45,660 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-20 03:46:45,660 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-20 03:46:45,660 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-20 03:46:45,660 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-20 03:46:45,660 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-07-20 03:46:45,663 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-07-20 03:46:45,664 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-07-20 03:46:45,664 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-07-20 03:46:45,664 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-07-20 03:46:45,664 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,664 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,664 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,665 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,665 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,665 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 03:46:45,665 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-07-20 03:46:45,665 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-07-20 03:46:45,665 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-07-20 03:46:45,665 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-07-20 03:46:45,666 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-20 03:46:45,666 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-20 03:46:45,666 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-20 03:46:45,666 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-07-20 03:46:45,666 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-07-20 03:46:45,666 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-07-20 03:46:45,667 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-07-20 03:46:45,667 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-07-20 03:46:45,667 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 03:46:45,667 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (<= 7 ~a19~0) (<= 23 ~a1~0)) [2020-07-20 03:46:45,667 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 03:46:45,667 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 03:46:45,668 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (not (<= 7 |old(~a19~0)|)) (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|))) [2020-07-20 03:46:45,668 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-07-20 03:46:45,668 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (<= ~a10~0 0) (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (<= 7 ~a19~0) (not (<= 7 |old(~a19~0)|)) (<= 2 ~a10~0)) [2020-07-20 03:46:45,668 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-20 03:46:45,668 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-20 03:46:45,668 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (<= ~a10~0 0) (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (<= 7 ~a19~0) (not (<= 7 |old(~a19~0)|)) (<= 2 ~a10~0)) [2020-07-20 03:46:45,669 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-07-20 03:46:45,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 03:46:45 BoogieIcfgContainer [2020-07-20 03:46:45,700 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 03:46:45,704 INFO L168 Benchmark]: Toolchain (without parser) took 14832.75 ms. Allocated memory was 138.4 MB in the beginning and 400.0 MB in the end (delta: 261.6 MB). Free memory was 101.3 MB in the beginning and 327.9 MB in the end (delta: -226.6 MB). Peak memory consumption was 236.0 MB. Max. memory is 7.1 GB. [2020-07-20 03:46:45,705 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 138.4 MB. Free memory is still 121.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 03:46:45,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.91 ms. Allocated memory was 138.4 MB in the beginning and 206.0 MB in the end (delta: 67.6 MB). Free memory was 100.9 MB in the beginning and 171.8 MB in the end (delta: -70.9 MB). Peak memory consumption was 35.3 MB. Max. memory is 7.1 GB. [2020-07-20 03:46:45,713 INFO L168 Benchmark]: Boogie Preprocessor took 141.69 ms. Allocated memory is still 206.0 MB. Free memory was 171.8 MB in the beginning and 167.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 03:46:45,714 INFO L168 Benchmark]: RCFGBuilder took 1698.43 ms. Allocated memory was 206.0 MB in the beginning and 239.1 MB in the end (delta: 33.0 MB). Free memory was 167.7 MB in the beginning and 183.0 MB in the end (delta: -15.3 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2020-07-20 03:46:45,715 INFO L168 Benchmark]: TraceAbstraction took 12199.33 ms. Allocated memory was 239.1 MB in the beginning and 400.0 MB in the end (delta: 161.0 MB). Free memory was 183.0 MB in the beginning and 327.9 MB in the end (delta: -144.9 MB). Peak memory consumption was 217.0 MB. Max. memory is 7.1 GB. [2020-07-20 03:46:45,722 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 138.4 MB. Free memory is still 121.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 784.91 ms. Allocated memory was 138.4 MB in the beginning and 206.0 MB in the end (delta: 67.6 MB). Free memory was 100.9 MB in the beginning and 171.8 MB in the end (delta: -70.9 MB). Peak memory consumption was 35.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 141.69 ms. Allocated memory is still 206.0 MB. Free memory was 171.8 MB in the beginning and 167.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1698.43 ms. Allocated memory was 206.0 MB in the beginning and 239.1 MB in the end (delta: 33.0 MB). Free memory was 167.7 MB in the beginning and 183.0 MB in the end (delta: -15.3 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12199.33 ms. Allocated memory was 239.1 MB in the beginning and 400.0 MB in the end (delta: 161.0 MB). Free memory was 183.0 MB in the beginning and 327.9 MB in the end (delta: -144.9 MB). Peak memory consumption was 217.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 112]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((a10 <= 0 || !(23 <= \old(a1))) || !(\old(a10) <= 0)) || 7 <= a19) || !(7 <= \old(a19))) || 2 <= a10 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.6s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 2630 SDslu, 149 SDs, 0 SdLazy, 3436 SolverSat, 858 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 583 GetRequests, 535 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1349occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 189 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 30 PreInvPairs, 54 NumberOfFragments, 155 HoareAnnotationTreeSize, 30 FomulaSimplifications, 3564 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 713 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1199 NumberOfCodeBlocks, 1199 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1191 ConstructedInterpolants, 0 QuantifiedInterpolants, 407577 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1001 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 607/689 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...