/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 22:09:59,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 22:09:59,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 22:09:59,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-23 22:09:59,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 22:09:59,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 22:09:59,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 22:09:59,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 22:09:59,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 22:09:59,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 22:09:59,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 22:09:59,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 22:09:59,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 22:09:59,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 22:09:59,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 22:09:59,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 22:09:59,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 22:09:59,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-23 22:09:59,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-23 22:09:59,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-23 22:09:59,773 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 [2019-11-23 22:09:59,799 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 22:09:59,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 22:09:59,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 22:09:59,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 22:09:59,809 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 22:09:59,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 22:09:59,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 22:09:59,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 22:09:59,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 22:09:59,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 22:09:59,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 22:09:59,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 22:09:59,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 22:09:59,810 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 22:09:59,811 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 22:09:59,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 22:09:59,811 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 22:09:59,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 22:09:59,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 22:09:59,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 22:09:59,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 22:09:59,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 22:09:59,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:09:59,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 22:09:59,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 22:09:59,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 22:09:59,814 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 22:09:59,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 22:09:59,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 22:09:59,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 22:10:00,080 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 22:10:00,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 22:10:00,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 22:10:00,098 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 22:10:00,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 22:10:00,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-11-23 22:10:00,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be8ed1c88/a33bbc760d824b2aa0145cf3027f8cc1/FLAG7a93e38df [2019-11-23 22:10:00,655 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 22:10:00,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-11-23 22:10:00,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be8ed1c88/a33bbc760d824b2aa0145cf3027f8cc1/FLAG7a93e38df [2019-11-23 22:10:01,028 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be8ed1c88/a33bbc760d824b2aa0145cf3027f8cc1 [2019-11-23 22:10:01,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 22:10:01,037 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 22:10:01,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 22:10:01,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 22:10:01,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 22:10:01,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d4eb927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01, skipping insertion in model container [2019-11-23 22:10:01,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 22:10:01,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 22:10:01,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:10:01,286 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 22:10:01,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:10:01,323 INFO L208 MainTranslator]: Completed translation [2019-11-23 22:10:01,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01 WrapperNode [2019-11-23 22:10:01,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 22:10:01,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 22:10:01,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 22:10:01,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 22:10:01,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 22:10:01,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 22:10:01,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 22:10:01,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 22:10:01,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (1/1) ... [2019-11-23 22:10:01,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 22:10:01,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 22:10:01,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 22:10:01,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 22:10:01,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (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 [2019-11-23 22:10:01,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 22:10:01,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 22:10:01,822 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 22:10:01,823 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-23 22:10:01,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:10:01 BoogieIcfgContainer [2019-11-23 22:10:01,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 22:10:01,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 22:10:01,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 22:10:01,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 22:10:01,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:10:01" (1/3) ... [2019-11-23 22:10:01,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e44c556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:10:01, skipping insertion in model container [2019-11-23 22:10:01,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:01" (2/3) ... [2019-11-23 22:10:01,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e44c556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:10:01, skipping insertion in model container [2019-11-23 22:10:01,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:10:01" (3/3) ... [2019-11-23 22:10:01,841 INFO L109 eAbstractionObserver]: Analyzing ICFG mod3.c.v+sep-reducer.c [2019-11-23 22:10:01,853 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 22:10:01,860 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 22:10:01,871 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 22:10:01,899 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 22:10:01,900 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 22:10:01,900 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 22:10:01,900 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 22:10:01,900 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 22:10:01,900 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 22:10:01,901 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 22:10:01,901 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 22:10:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-11-23 22:10:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-23 22:10:01,922 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:01,923 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:01,924 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:01,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:01,928 INFO L82 PathProgramCache]: Analyzing trace with hash 1060254097, now seen corresponding path program 1 times [2019-11-23 22:10:01,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:01,936 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012613627] [2019-11-23 22:10:01,936 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:02,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:10:02,440 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012613627] [2019-11-23 22:10:02,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:02,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 22:10:02,444 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167873766] [2019-11-23 22:10:02,450 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 22:10:02,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:02,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 22:10:02,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:10:02,469 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 4 states. [2019-11-23 22:10:02,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:02,627 INFO L93 Difference]: Finished difference Result 48 states and 64 transitions. [2019-11-23 22:10:02,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 22:10:02,631 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-11-23 22:10:02,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:02,640 INFO L225 Difference]: With dead ends: 48 [2019-11-23 22:10:02,640 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 22:10:02,647 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:02,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 22:10:02,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 22:10:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 22:10:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 22:10:02,679 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-11-23 22:10:02,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:02,680 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 22:10:02,680 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 22:10:02,680 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 22:10:02,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 22:10:02,685 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 22:10:02,726 INFO L444 ceAbstractionStarter]: For program point L93(lines 93 102) no Hoare annotation was computed. [2019-11-23 22:10:02,726 INFO L447 ceAbstractionStarter]: At program point L143(lines 13 145) the Hoare annotation is: true [2019-11-23 22:10:02,727 INFO L440 ceAbstractionStarter]: At program point L40(lines 22 139) the Hoare annotation is: (<= (* 2863311531 ULTIMATE.start_main_~main__x~0) (let ((.cse0 (div ULTIMATE.start_main_~main__x~0 4294967296))) (+ (* 8589934592 (div (+ ULTIMATE.start_main_~main__x~0 (* .cse0 (- 4294967296))) 3)) (* 12297829383904690176 .cse0) 1431655765))) [2019-11-23 22:10:02,727 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 80) no Hoare annotation was computed. [2019-11-23 22:10:02,727 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 22:10:02,727 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 22:10:02,727 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 22:10:02,730 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 95) no Hoare annotation was computed. [2019-11-23 22:10:02,730 INFO L444 ceAbstractionStarter]: For program point L86(lines 86 108) no Hoare annotation was computed. [2019-11-23 22:10:02,731 INFO L444 ceAbstractionStarter]: For program point L20(lines 20 144) no Hoare annotation was computed. [2019-11-23 22:10:02,732 INFO L444 ceAbstractionStarter]: For program point L115(lines 115 137) no Hoare annotation was computed. [2019-11-23 22:10:02,732 INFO L444 ceAbstractionStarter]: For program point L45(lines 45 82) no Hoare annotation was computed. [2019-11-23 22:10:02,732 INFO L447 ceAbstractionStarter]: At program point L136(lines 14 145) the Hoare annotation is: true [2019-11-23 22:10:02,732 INFO L444 ceAbstractionStarter]: For program point L33(lines 33 138) no Hoare annotation was computed. [2019-11-23 22:10:02,732 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 22:10:02,733 INFO L444 ceAbstractionStarter]: For program point L95(line 95) no Hoare annotation was computed. [2019-11-23 22:10:02,733 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 81) no Hoare annotation was computed. [2019-11-23 22:10:02,733 INFO L440 ceAbstractionStarter]: At program point L50(lines 22 139) the Hoare annotation is: (<= (* 2863311531 ULTIMATE.start_main_~main__x~0) (let ((.cse0 (div ULTIMATE.start_main_~main__x~0 4294967296))) (+ (* 8589934592 (div (+ ULTIMATE.start_main_~main__x~0 (* .cse0 (- 4294967296))) 3)) (* 12297829383904690176 .cse0) 1431655765))) [2019-11-23 22:10:02,734 INFO L447 ceAbstractionStarter]: At program point L133(lines 33 138) the Hoare annotation is: true [2019-11-23 22:10:02,734 INFO L440 ceAbstractionStarter]: At program point L59(lines 34 110) the Hoare annotation is: (<= (* 2863311531 ULTIMATE.start_main_~main__x~0) (let ((.cse0 (div ULTIMATE.start_main_~main__x~0 4294967296))) (+ (* 8589934592 (div (+ ULTIMATE.start_main_~main__x~0 (* .cse0 (- 4294967296))) 3)) (* 12297829383904690176 .cse0) 1431655765))) [2019-11-23 22:10:02,734 INFO L447 ceAbstractionStarter]: At program point L121(lines 33 138) the Hoare annotation is: true [2019-11-23 22:10:02,735 INFO L444 ceAbstractionStarter]: For program point L22(lines 22 139) no Hoare annotation was computed. [2019-11-23 22:10:02,735 INFO L444 ceAbstractionStarter]: For program point L43(lines 43 109) no Hoare annotation was computed. [2019-11-23 22:10:02,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:10:02 BoogieIcfgContainer [2019-11-23 22:10:02,758 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 22:10:02,762 INFO L168 Benchmark]: Toolchain (without parser) took 1723.09 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 103.1 MB in the beginning and 123.9 MB in the end (delta: -20.8 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. [2019-11-23 22:10:02,763 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-11-23 22:10:02,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.39 ms. Allocated memory is still 146.8 MB. Free memory was 102.9 MB in the beginning and 92.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-11-23 22:10:02,767 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.30 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 92.2 MB in the beginning and 182.6 MB in the end (delta: -90.3 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-11-23 22:10:02,768 INFO L168 Benchmark]: Boogie Preprocessor took 20.01 ms. Allocated memory is still 204.5 MB. Free memory was 182.6 MB in the beginning and 180.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-11-23 22:10:02,770 INFO L168 Benchmark]: RCFGBuilder took 362.72 ms. Allocated memory is still 204.5 MB. Free memory was 180.9 MB in the beginning and 166.1 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-11-23 22:10:02,770 INFO L168 Benchmark]: TraceAbstraction took 931.45 ms. Allocated memory is still 204.5 MB. Free memory was 165.5 MB in the beginning and 123.9 MB in the end (delta: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 7.1 GB. [2019-11-23 22:10:02,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 286.39 ms. Allocated memory is still 146.8 MB. Free memory was 102.9 MB in the beginning and 92.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 116.30 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 92.2 MB in the beginning and 182.6 MB in the end (delta: -90.3 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.01 ms. Allocated memory is still 204.5 MB. Free memory was 182.6 MB in the beginning and 180.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 362.72 ms. Allocated memory is still 204.5 MB. Free memory was 180.9 MB in the beginning and 166.1 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 931.45 ms. Allocated memory is still 204.5 MB. Free memory was 165.5 MB in the beginning and 123.9 MB in the end (delta: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 95]: 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: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 2863311531 * main__x <= 8589934592 * ((main__x + main__x / 4294967296 * -4294967296) / 3) + 12297829383904690176 * (main__x / 4294967296) + 1431655765 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 2863311531 * main__x <= 8589934592 * ((main__x + main__x / 4294967296 * -4294967296) / 3) + 12297829383904690176 * (main__x / 4294967296) + 1431655765 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 2863311531 * main__x <= 8589934592 * ((main__x + main__x / 4294967296 * -4294967296) / 3) + 12297829383904690176 * (main__x / 4294967296) + 1431655765 - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 23 locations, 1 error locations. Result: SAFE, OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 25 SDtfs, 12 SDslu, 30 SDs, 0 SdLazy, 18 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 16 NumberOfFragments, 70 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 970 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...