/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 14:43:03,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 14:43:03,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 14:43:03,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 14:43:03,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 14:43:03,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 14:43:03,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 14:43:03,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 14:43:03,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 14:43:03,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 14:43:03,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 14:43:03,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 14:43:03,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 14:43:03,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 14:43:03,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 14:43:03,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 14:43:03,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 14:43:03,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 14:43:03,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 14:43:03,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 14:43:03,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 14:43:03,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 14:43:03,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 14:43:03,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 14:43:03,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 14:43:03,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 14:43:03,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 14:43:03,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 14:43:03,651 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 14:43:03,666 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 14:43:03,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 14:43:03,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 14:43:03,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 14:43:03,668 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 14:43:03,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 14:43:03,668 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 14:43:03,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 14:43:03,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 14:43:03,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 14:43:03,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 14:43:03,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 14:43:03,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 14:43:03,670 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 14:43:03,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 14:43:03,670 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 14:43:03,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 14:43:03,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 14:43:03,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 14:43:03,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 14:43:03,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 14:43:03,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 14:43:03,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 14:43:03,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 14:43:03,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 14:43:03,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 14:43:03,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:43:03,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 14:43:03,673 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 14:43:03,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC 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 [2020-07-20 14:43:03,999 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 14:43:04,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 14:43:04,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 14:43:04,030 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 14:43:04,033 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 14:43:04,034 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2020-07-20 14:43:04,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9aca0aac/effaf91ef0d44b8eb4d2422f29ea8e53/FLAG9d3706894 [2020-07-20 14:43:04,712 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 14:43:04,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2020-07-20 14:43:04,725 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9aca0aac/effaf91ef0d44b8eb4d2422f29ea8e53/FLAG9d3706894 [2020-07-20 14:43:05,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9aca0aac/effaf91ef0d44b8eb4d2422f29ea8e53 [2020-07-20 14:43:05,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 14:43:05,036 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 14:43:05,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 14:43:05,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 14:43:05,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 14:43:05,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:43:05" (1/1) ... [2020-07-20 14:43:05,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a3df99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05, skipping insertion in model container [2020-07-20 14:43:05,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:43:05" (1/1) ... [2020-07-20 14:43:05,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 14:43:05,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 14:43:05,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 14:43:05,629 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 14:43:05,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 14:43:05,756 INFO L208 MainTranslator]: Completed translation [2020-07-20 14:43:05,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05 WrapperNode [2020-07-20 14:43:05,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 14:43:05,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 14:43:05,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 14:43:05,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 14:43:05,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05" (1/1) ... [2020-07-20 14:43:05,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05" (1/1) ... [2020-07-20 14:43:05,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05" (1/1) ... [2020-07-20 14:43:05,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05" (1/1) ... [2020-07-20 14:43:05,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05" (1/1) ... [2020-07-20 14:43:05,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05" (1/1) ... [2020-07-20 14:43:05,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05" (1/1) ... [2020-07-20 14:43:05,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 14:43:05,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 14:43:05,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 14:43:05,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 14:43:05,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05" (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 14:43:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 14:43:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 14:43:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 14:43:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 14:43:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2020-07-20 14:43:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-07-20 14:43:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 14:43:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-20 14:43:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 14:43:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 14:43:05,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 14:43:05,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 14:43:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 14:43:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 14:43:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 14:43:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 14:43:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 14:43:09,186 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 14:43:09,187 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-20 14:43:09,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:43:09 BoogieIcfgContainer [2020-07-20 14:43:09,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 14:43:09,193 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 14:43:09,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 14:43:09,198 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 14:43:09,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 02:43:05" (1/3) ... [2020-07-20 14:43:09,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72932624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:43:09, skipping insertion in model container [2020-07-20 14:43:09,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:43:05" (2/3) ... [2020-07-20 14:43:09,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72932624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:43:09, skipping insertion in model container [2020-07-20 14:43:09,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:43:09" (3/3) ... [2020-07-20 14:43:09,202 INFO L109 eAbstractionObserver]: Analyzing ICFG aiob_4.c.v+lhb-reducer.c [2020-07-20 14:43:09,215 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 14:43:09,224 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 14:43:09,238 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 14:43:09,264 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 14:43:09,264 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 14:43:09,264 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 14:43:09,264 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 14:43:09,264 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 14:43:09,265 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 14:43:09,265 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 14:43:09,265 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 14:43:09,286 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2020-07-20 14:43:09,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-07-20 14:43:09,295 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 14:43:09,296 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] [2020-07-20 14:43:09,297 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 14:43:09,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 14:43:09,304 INFO L82 PathProgramCache]: Analyzing trace with hash 377540282, now seen corresponding path program 1 times [2020-07-20 14:43:09,314 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 14:43:09,314 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1151775147] [2020-07-20 14:43:09,315 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:43:27,146 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 14:43:27,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 14:43:27,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 14:43:27,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 14:43:27,512 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 14:43:27,513 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 14:43:27,514 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1151775147] [2020-07-20 14:43:27,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 14:43:27,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-07-20 14:43:27,516 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819745207] [2020-07-20 14:43:27,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-20 14:43:27,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 14:43:27,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-20 14:43:27,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2020-07-20 14:43:27,543 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 13 states. [2020-07-20 14:43:48,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 14:43:48,072 INFO L93 Difference]: Finished difference Result 90 states and 134 transitions. [2020-07-20 14:43:48,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-20 14:43:48,074 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 48 [2020-07-20 14:43:48,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 14:43:48,086 INFO L225 Difference]: With dead ends: 90 [2020-07-20 14:43:48,086 INFO L226 Difference]: Without dead ends: 57 [2020-07-20 14:43:48,090 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2020-07-20 14:43:48,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-20 14:43:48,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-07-20 14:43:48,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-20 14:43:48,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2020-07-20 14:43:48,132 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 48 [2020-07-20 14:43:48,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 14:43:48,133 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2020-07-20 14:43:48,133 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-20 14:43:48,133 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2020-07-20 14:43:48,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-20 14:43:48,135 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 14:43:48,135 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-20 14:43:48,345 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:43:48,346 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 14:43:48,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 14:43:48,347 INFO L82 PathProgramCache]: Analyzing trace with hash -849330057, now seen corresponding path program 1 times [2020-07-20 14:43:48,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 14:43:48,348 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [337379177] [2020-07-20 14:43:48,349 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:44:08,595 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 14:44:08,596 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 14:44:08,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 25 conjunts are in the unsatisfiable core [2020-07-20 14:44:08,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 14:44:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:44:08,990 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 14:44:15,807 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:44:15,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [337379177] [2020-07-20 14:44:15,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 14:44:15,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2020-07-20 14:44:15,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383415049] [2020-07-20 14:44:15,822 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-07-20 14:44:15,823 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 14:44:15,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-07-20 14:44:15,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=476, Unknown=3, NotChecked=0, Total=650 [2020-07-20 14:44:15,827 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand 26 states. [2020-07-20 14:44:31,923 WARN L193 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 58 DAG size of output: 13 [2020-07-20 14:44:34,657 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 60 DAG size of output: 15 [2020-07-20 14:44:37,623 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 15 [2020-07-20 14:44:41,321 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 15 [2020-07-20 14:44:50,774 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2020-07-20 14:44:54,201 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2020-07-20 14:45:11,743 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 30 DAG size of output: 15 [2020-07-20 14:45:22,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 14:45:22,997 INFO L93 Difference]: Finished difference Result 119 states and 130 transitions. [2020-07-20 14:45:22,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-07-20 14:45:22,998 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 53 [2020-07-20 14:45:22,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 14:45:23,000 INFO L225 Difference]: With dead ends: 119 [2020-07-20 14:45:23,002 INFO L226 Difference]: Without dead ends: 116 [2020-07-20 14:45:23,005 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 82 SyntacticMatches, 6 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 41.9s TimeCoverageRelationStatistics Valid=666, Invalid=1780, Unknown=4, NotChecked=0, Total=2450 [2020-07-20 14:45:23,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-20 14:45:23,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2020-07-20 14:45:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-20 14:45:23,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 114 transitions. [2020-07-20 14:45:23,024 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 114 transitions. Word has length 53 [2020-07-20 14:45:23,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 14:45:23,025 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 114 transitions. [2020-07-20 14:45:23,025 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-07-20 14:45:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 114 transitions. [2020-07-20 14:45:23,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-07-20 14:45:23,029 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 14:45:23,029 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:45:23,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:45:23,244 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 14:45:23,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 14:45:23,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1679309751, now seen corresponding path program 2 times [2020-07-20 14:45:23,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 14:45:23,247 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [932612747] [2020-07-20 14:45:23,247 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:45:54,809 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 14:45:54,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 14:45:55,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 49 conjunts are in the unsatisfiable core [2020-07-20 14:45:55,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 14:45:55,456 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:45:55,456 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 14:46:09,500 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 419 refuted. 10 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:46:09,501 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [932612747] [2020-07-20 14:46:09,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 14:46:09,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 50 [2020-07-20 14:46:09,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310494418] [2020-07-20 14:46:09,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 50 states [2020-07-20 14:46:09,503 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 14:46:09,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2020-07-20 14:46:09,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=621, Invalid=1823, Unknown=6, NotChecked=0, Total=2450 [2020-07-20 14:46:09,505 INFO L87 Difference]: Start difference. First operand 114 states and 114 transitions. Second operand 50 states. [2020-07-20 14:46:37,544 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 99 DAG size of output: 14 [2020-07-20 14:46:44,801 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 15 [2020-07-20 14:46:57,284 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 95 DAG size of output: 15 [2020-07-20 14:47:02,775 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 15 [2020-07-20 14:47:13,556 WARN L193 SmtUtils]: Spent 5.41 s on a formula simplification. DAG size of input: 85 DAG size of output: 15 [2020-07-20 14:47:19,929 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 15 [2020-07-20 14:47:28,021 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 15 [2020-07-20 14:47:34,708 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 15 [2020-07-20 14:47:44,842 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 15 [2020-07-20 14:47:50,512 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 15 [2020-07-20 14:48:03,728 WARN L193 SmtUtils]: Spent 4.55 s on a formula simplification. DAG size of input: 55 DAG size of output: 15 [2020-07-20 14:48:11,386 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 50 DAG size of output: 15 [2020-07-20 14:48:19,832 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 15 [2020-07-20 14:48:35,279 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 35 DAG size of output: 15 [2020-07-20 14:49:00,018 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 25 DAG size of output: 15 [2020-07-20 14:49:09,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 14:49:09,129 INFO L93 Difference]: Finished difference Result 219 states and 238 transitions. [2020-07-20 14:49:09,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-07-20 14:49:09,130 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 113 [2020-07-20 14:49:09,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 14:49:09,135 INFO L225 Difference]: With dead ends: 219 [2020-07-20 14:49:09,135 INFO L226 Difference]: Without dead ends: 216 [2020-07-20 14:49:09,139 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 178 SyntacticMatches, 1 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1096 ImplicationChecksByTransitivity, 161.2s TimeCoverageRelationStatistics Valid=2176, Invalid=6548, Unknown=18, NotChecked=0, Total=8742 [2020-07-20 14:49:09,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-07-20 14:49:09,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 214. [2020-07-20 14:49:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-07-20 14:49:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 214 transitions. [2020-07-20 14:49:09,158 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 214 transitions. Word has length 113 [2020-07-20 14:49:09,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 14:49:09,159 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 214 transitions. [2020-07-20 14:49:09,159 INFO L480 AbstractCegarLoop]: Interpolant automaton has 50 states. [2020-07-20 14:49:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 214 transitions. [2020-07-20 14:49:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-07-20 14:49:09,163 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 14:49:09,163 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:09,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:49:09,373 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 14:49:09,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 14:49:09,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1730716041, now seen corresponding path program 3 times [2020-07-20 14:49:09,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 14:49:09,376 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1733295330] [2020-07-20 14:49:09,376 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:50:29,101 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 14:50:29,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 14:50:29,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 1814 conjuncts, 115 conjunts are in the unsatisfiable core [2020-07-20 14:50:29,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 14:50:31,407 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2020-07-20 14:50:31,408 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-20 14:50:31,418 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-20 14:50:31,419 INFO L544 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-20 14:50:31,419 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2020-07-20 14:50:31,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 99 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:50:31,650 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 14:50:31,763 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-07-20 14:50:31,764 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-20 14:50:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 99 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:50:55,891 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1733295330] [2020-07-20 14:50:55,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 14:50:55,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 46] total 90 [2020-07-20 14:50:55,892 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002456168] [2020-07-20 14:50:55,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 90 states [2020-07-20 14:50:55,893 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 14:50:55,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2020-07-20 14:50:55,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=221, Invalid=7783, Unknown=6, NotChecked=0, Total=8010 [2020-07-20 14:50:55,896 INFO L87 Difference]: Start difference. First operand 214 states and 214 transitions. Second operand 90 states. [2020-07-20 14:53:10,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 14:53:10,158 INFO L93 Difference]: Finished difference Result 216 states and 216 transitions. [2020-07-20 14:53:10,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-07-20 14:53:10,159 INFO L78 Accepts]: Start accepts. Automaton has 90 states. Word has length 213 [2020-07-20 14:53:10,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 14:53:10,162 INFO L225 Difference]: With dead ends: 216 [2020-07-20 14:53:10,162 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 14:53:10,166 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 946 ImplicationChecksByTransitivity, 25.6s TimeCoverageRelationStatistics Valid=236, Invalid=8130, Unknown=6, NotChecked=0, Total=8372 [2020-07-20 14:53:10,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 14:53:10,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 14:53:10,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 14:53:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 14:53:10,167 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 213 [2020-07-20 14:53:10,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 14:53:10,167 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 14:53:10,167 INFO L480 AbstractCegarLoop]: Interpolant automaton has 90 states. [2020-07-20 14:53:10,167 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 14:53:10,167 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 14:53:10,370 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:53:10,374 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 14:53:10,622 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-07-20 14:53:11,919 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 395 DAG size of output: 143 [2020-07-20 14:53:11,923 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 14:53:11,923 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 14:53:11,923 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 14:53:11,923 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 14:53:11,923 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (< (mod ~Id_MCDC_93~0 4294967296) 42) [2020-07-20 14:53:11,924 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 14:53:11,924 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 14:53:11,924 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 134 634) no Hoare annotation was computed. [2020-07-20 14:53:11,924 INFO L268 CegarLoopResult]: For program point L275(lines 275 568) no Hoare annotation was computed. [2020-07-20 14:53:11,924 INFO L268 CegarLoopResult]: For program point L242(lines 242 586) no Hoare annotation was computed. [2020-07-20 14:53:11,924 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-07-20 14:53:11,924 INFO L268 CegarLoopResult]: For program point L234(lines 234 592) no Hoare annotation was computed. [2020-07-20 14:53:11,925 INFO L268 CegarLoopResult]: For program point L284(lines 284 563) no Hoare annotation was computed. [2020-07-20 14:53:11,925 INFO L268 CegarLoopResult]: For program point L301(lines 301 551) no Hoare annotation was computed. [2020-07-20 14:53:11,925 INFO L268 CegarLoopResult]: For program point L268(lines 268 569) no Hoare annotation was computed. [2020-07-20 14:53:11,925 INFO L268 CegarLoopResult]: For program point L260(lines 260 575) no Hoare annotation was computed. [2020-07-20 14:53:11,925 INFO L268 CegarLoopResult]: For program point L310(lines 310 546) no Hoare annotation was computed. [2020-07-20 14:53:11,925 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 134 634) no Hoare annotation was computed. [2020-07-20 14:53:11,925 INFO L268 CegarLoopResult]: For program point L327(lines 327 534) no Hoare annotation was computed. [2020-07-20 14:53:11,926 INFO L268 CegarLoopResult]: For program point L294(lines 294 552) no Hoare annotation was computed. [2020-07-20 14:53:11,926 INFO L268 CegarLoopResult]: For program point L162(lines 162 633) no Hoare annotation was computed. [2020-07-20 14:53:11,926 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 465) no Hoare annotation was computed. [2020-07-20 14:53:11,926 INFO L268 CegarLoopResult]: For program point L286(lines 286 558) no Hoare annotation was computed. [2020-07-20 14:53:11,926 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 134 634) the Hoare annotation is: (or (not (< (mod |old(~Id_MCDC_93~0)| 4294967296) 42)) (< (mod ~Id_MCDC_93~0 4294967296) 42)) [2020-07-20 14:53:11,926 INFO L268 CegarLoopResult]: For program point L336(lines 336 529) no Hoare annotation was computed. [2020-07-20 14:53:11,927 INFO L268 CegarLoopResult]: For program point L353(lines 353 517) no Hoare annotation was computed. [2020-07-20 14:53:11,927 INFO L268 CegarLoopResult]: For program point L320(lines 320 535) no Hoare annotation was computed. [2020-07-20 14:53:11,927 INFO L268 CegarLoopResult]: For program point L312(lines 312 541) no Hoare annotation was computed. [2020-07-20 14:53:11,927 INFO L268 CegarLoopResult]: For program point L180(lines 180 631) no Hoare annotation was computed. [2020-07-20 14:53:11,927 INFO L268 CegarLoopResult]: For program point L362(lines 362 512) no Hoare annotation was computed. [2020-07-20 14:53:11,927 INFO L268 CegarLoopResult]: For program point L197(lines 197 619) no Hoare annotation was computed. [2020-07-20 14:53:11,928 INFO L268 CegarLoopResult]: For program point L379(lines 379 500) no Hoare annotation was computed. [2020-07-20 14:53:11,928 INFO L268 CegarLoopResult]: For program point L346(lines 346 518) no Hoare annotation was computed. [2020-07-20 14:53:11,928 INFO L268 CegarLoopResult]: For program point L338(lines 338 524) no Hoare annotation was computed. [2020-07-20 14:53:11,928 INFO L268 CegarLoopResult]: For program point L206(lines 206 614) no Hoare annotation was computed. [2020-07-20 14:53:11,928 INFO L268 CegarLoopResult]: For program point L421(lines 421 478) no Hoare annotation was computed. [2020-07-20 14:53:11,928 INFO L268 CegarLoopResult]: For program point L388(lines 388 495) no Hoare annotation was computed. [2020-07-20 14:53:11,928 INFO L268 CegarLoopResult]: For program point L223(lines 223 602) no Hoare annotation was computed. [2020-07-20 14:53:11,928 INFO L268 CegarLoopResult]: For program point L190(lines 190 620) no Hoare annotation was computed. [2020-07-20 14:53:11,929 INFO L264 CegarLoopResult]: At program point L446(lines 406 479) the Hoare annotation is: (let ((.cse2 (< (mod ~Id_MCDC_93~0 4294967296) 42)) (.cse1 (< (mod ~Id_MCDC_93~0 4294967296) 42)) (.cse0 (= 0 (select (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|) (+ |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 492))))) (or (and .cse0 .cse1 (= 33 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 40 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (< (mod ~Id_MCDC_93~0 4294967296) 42) (= 19 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (= 31 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1) (not (< (mod |old(~Id_MCDC_93~0)| 4294967296) 42)) (and .cse0 .cse2 (= 16 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 29 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (= 11 main_~Id_MCDC_89__Id_MCDC_96~0) (= 10 ~Id_MCDC_93~0) .cse0) (and .cse0 .cse1 (= 25 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 20 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and .cse0 .cse1 (= 22 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (< (mod ~Id_MCDC_93~0 4294967296) 42) (= 14 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 22 ~Id_MCDC_93~0) (= 23 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 34 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 21 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 13 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2) (and .cse0 (= 30 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and .cse0 .cse1 (= 37 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (= 27 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1) (and .cse0 .cse1 (= 38 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 17 main_~Id_MCDC_89__Id_MCDC_96~0) (< (mod ~Id_MCDC_93~0 4294967296) 42)) (and .cse0 .cse1 (= 26 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (= 18 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse2) (and .cse0 .cse1 (= 32 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 10 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 36 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (< (mod ~Id_MCDC_93~0 4294967296) 42) .cse0 (= 35 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (< (mod ~Id_MCDC_93~0 4294967296) 42) .cse0 (= 12 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 39 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 9 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 28 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 24 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 41 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (< (mod ~Id_MCDC_93~0 4294967296) 42) (= 15 main_~Id_MCDC_89__Id_MCDC_96~0)))) [2020-07-20 14:53:11,929 INFO L268 CegarLoopResult]: For program point L182(lines 182 626) no Hoare annotation was computed. [2020-07-20 14:53:11,929 INFO L268 CegarLoopResult]: For program point L438(lines 438 451) no Hoare annotation was computed. [2020-07-20 14:53:11,929 INFO L268 CegarLoopResult]: For program point L405(lines 405 483) no Hoare annotation was computed. [2020-07-20 14:53:11,930 INFO L268 CegarLoopResult]: For program point L372(lines 372 501) no Hoare annotation was computed. [2020-07-20 14:53:11,930 INFO L268 CegarLoopResult]: For program point L463(lines 463 471) no Hoare annotation was computed. [2020-07-20 14:53:11,930 INFO L268 CegarLoopResult]: For program point L364(lines 364 507) no Hoare annotation was computed. [2020-07-20 14:53:11,930 INFO L268 CegarLoopResult]: For program point L232(lines 232 597) no Hoare annotation was computed. [2020-07-20 14:53:11,930 INFO L268 CegarLoopResult]: For program point L249(lines 249 585) no Hoare annotation was computed. [2020-07-20 14:53:11,930 INFO L268 CegarLoopResult]: For program point L216(lines 216 603) no Hoare annotation was computed. [2020-07-20 14:53:11,930 INFO L268 CegarLoopResult]: For program point L208(lines 208 609) no Hoare annotation was computed. [2020-07-20 14:53:11,931 INFO L268 CegarLoopResult]: For program point L431(lines 431 452) no Hoare annotation was computed. [2020-07-20 14:53:11,931 INFO L268 CegarLoopResult]: For program point L398(lines 398 484) no Hoare annotation was computed. [2020-07-20 14:53:11,931 INFO L268 CegarLoopResult]: For program point L423(lines 423 473) no Hoare annotation was computed. [2020-07-20 14:53:11,931 INFO L268 CegarLoopResult]: For program point L390(lines 390 490) no Hoare annotation was computed. [2020-07-20 14:53:11,931 INFO L268 CegarLoopResult]: For program point L258(lines 258 580) no Hoare annotation was computed. [2020-07-20 14:53:11,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,951 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,951 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,951 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,972 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,972 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,972 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,973 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,973 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,974 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,974 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,974 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,975 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,975 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,975 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,976 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,976 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,976 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,978 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,978 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,978 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,979 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,979 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,979 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,979 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,980 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,980 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,980 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:11,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 02:53:11 BoogieIcfgContainer [2020-07-20 14:53:11,987 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 14:53:11,989 INFO L168 Benchmark]: Toolchain (without parser) took 606955.45 ms. Allocated memory was 134.7 MB in the beginning and 237.0 MB in the end (delta: 102.2 MB). Free memory was 97.9 MB in the beginning and 75.7 MB in the end (delta: 22.2 MB). Peak memory consumption was 141.4 MB. Max. memory is 7.1 GB. [2020-07-20 14:53:11,989 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 134.7 MB. Free memory is still 117.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 14:53:11,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.27 ms. Allocated memory was 134.7 MB in the beginning and 199.2 MB in the end (delta: 64.5 MB). Free memory was 97.9 MB in the beginning and 169.9 MB in the end (delta: -72.0 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. [2020-07-20 14:53:11,991 INFO L168 Benchmark]: Boogie Preprocessor took 126.22 ms. Allocated memory is still 199.2 MB. Free memory was 169.9 MB in the beginning and 164.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2020-07-20 14:53:11,992 INFO L168 Benchmark]: RCFGBuilder took 3307.71 ms. Allocated memory was 199.2 MB in the beginning and 225.4 MB in the end (delta: 26.2 MB). Free memory was 164.5 MB in the beginning and 182.0 MB in the end (delta: -17.4 MB). Peak memory consumption was 92.2 MB. Max. memory is 7.1 GB. [2020-07-20 14:53:11,993 INFO L168 Benchmark]: TraceAbstraction took 602793.50 ms. Allocated memory was 225.4 MB in the beginning and 237.0 MB in the end (delta: 11.5 MB). Free memory was 182.0 MB in the beginning and 75.7 MB in the end (delta: 106.2 MB). Peak memory consumption was 134.8 MB. Max. memory is 7.1 GB. [2020-07-20 14:53:11,998 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 134.7 MB. Free memory is still 117.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.27 ms. Allocated memory was 134.7 MB in the beginning and 199.2 MB in the end (delta: 64.5 MB). Free memory was 97.9 MB in the beginning and 169.9 MB in the end (delta: -72.0 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.22 ms. Allocated memory is still 199.2 MB. Free memory was 169.9 MB in the beginning and 164.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3307.71 ms. Allocated memory was 199.2 MB in the beginning and 225.4 MB in the end (delta: 26.2 MB). Free memory was 164.5 MB in the beginning and 182.0 MB in the end (delta: -17.4 MB). Peak memory consumption was 92.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 602793.50 ms. Allocated memory was 225.4 MB in the beginning and 237.0 MB in the end (delta: 11.5 MB). Free memory was 182.0 MB in the beginning and 75.7 MB in the end (delta: 106.2 MB). Peak memory consumption was 134.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 465]: 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: 406]: Loop Invariant [2020-07-20 14:53:12,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,020 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,020 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,020 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,020 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,021 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,021 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,021 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,022 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,022 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,022 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,022 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,023 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,023 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,023 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,023 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,029 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,029 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,029 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 14:53:12,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((((((((((((((((((((((((((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 33 == Id_MCDC_89__Id_MCDC_96) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 40 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 19 == Id_MCDC_89__Id_MCDC_96)) || ((31 == Id_MCDC_89__Id_MCDC_96 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && Id_MCDC_93 % 4294967296 < 42)) || !(\old(Id_MCDC_93) % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 16 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 29 == Id_MCDC_89__Id_MCDC_96)) || ((11 == Id_MCDC_89__Id_MCDC_96 && 10 == Id_MCDC_93) && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492])) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 25 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 20 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 22 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 14 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 22 == Id_MCDC_93) && 23 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 34 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 21 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 13 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 30 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 37 == Id_MCDC_89__Id_MCDC_96)) || ((27 == Id_MCDC_89__Id_MCDC_96 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 38 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 17 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 26 == Id_MCDC_89__Id_MCDC_96)) || ((18 == Id_MCDC_89__Id_MCDC_96 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 32 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 10 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 36 == Id_MCDC_89__Id_MCDC_96)) || ((Id_MCDC_93 % 4294967296 < 42 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && 35 == Id_MCDC_89__Id_MCDC_96)) || ((Id_MCDC_93 % 4294967296 < 42 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && 12 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 39 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 9 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 28 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 24 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 41 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 15 == Id_MCDC_89__Id_MCDC_96) - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 601.1s, OverallIterations: 4, TraceHistogramMax: 34, AutomataDifference: 401.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 202 SDtfs, 1805 SDslu, 6768 SDs, 0 SdLazy, 11262 SolverSat, 816 SolverUnsat, 101 SolverUnknown, 0 SolverNotchecked, 214.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 882 GetRequests, 633 SyntacticMatches, 7 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2446 ImplicationChecksByTransitivity, 228.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=214occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 7 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 38 NumberOfFragments, 616 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 5 FomulaSimplificationsInter, 535 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 148.9s SatisfiabilityAnalysisTime, 49.0s InterpolantComputationTime, 427 NumberOfCodeBlocks, 327 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 799 ConstructedInterpolants, 0 QuantifiedInterpolants, 2902451 SizeOfPredicates, 24 NumberOfNonLiveVariables, 4175 ConjunctsInSsa, 212 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 198/6342 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...