java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/psyco/psyco_math_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:00:41,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:00:41,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:00:41,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:00:41,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:00:41,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:00:41,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:00:41,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:00:41,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:00:41,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:00:41,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:00:41,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:00:41,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:00:41,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:00:41,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:00:41,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:00:41,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:00:41,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:00:41,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:00:41,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:00:41,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:00:41,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:00:41,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:00:41,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:00:41,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 13:00:41,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:00:41,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:00:41,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:00:41,578 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 [2019-09-20 13:00:41,593 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:00:41,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:00:41,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:00:41,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:00:41,595 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:00:41,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:00:41,596 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:00:41,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:00:41,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:00:41,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:00:41,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:00:41,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:00:41,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:00:41,597 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:00:41,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:00:41,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:00:41,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:00:41,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:00:41,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:00:41,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:00:41,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:00:41,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:00:41,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:00:41,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:00:41,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:00:41,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:00:41,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:00:41,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:00:41,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:00:41,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:00:41,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:00:41,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:00:41,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:00:41,662 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:00:41,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_math_1.c [2019-09-20 13:00:41,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b735cb184/971f48b7b8a74f669c4c2cab321bc1cf/FLAGbaabca127 [2019-09-20 13:00:42,192 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:00:42,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_math_1.c [2019-09-20 13:00:42,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b735cb184/971f48b7b8a74f669c4c2cab321bc1cf/FLAGbaabca127 [2019-09-20 13:00:42,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b735cb184/971f48b7b8a74f669c4c2cab321bc1cf [2019-09-20 13:00:42,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:00:42,511 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:00:42,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:00:42,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:00:42,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:00:42,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:00:42" (1/1) ... [2019-09-20 13:00:42,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26753734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42, skipping insertion in model container [2019-09-20 13:00:42,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:00:42" (1/1) ... [2019-09-20 13:00:42,529 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:00:42,579 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:00:42,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:00:42,802 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:00:42,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:00:42,951 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:00:42,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42 WrapperNode [2019-09-20 13:00:42,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:00:42,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:00:42,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:00:42,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:00:42,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42" (1/1) ... [2019-09-20 13:00:42,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42" (1/1) ... [2019-09-20 13:00:42,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42" (1/1) ... [2019-09-20 13:00:42,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42" (1/1) ... [2019-09-20 13:00:42,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42" (1/1) ... [2019-09-20 13:00:43,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42" (1/1) ... [2019-09-20 13:00:43,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42" (1/1) ... [2019-09-20 13:00:43,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:00:43,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:00:43,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:00:43,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:00:43,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42" (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 [2019-09-20 13:00:43,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:00:43,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:00:43,069 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:00:43,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:00:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:00:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:00:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:00:43,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:00:43,653 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:00:43,654 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-09-20 13:00:43,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:00:43 BoogieIcfgContainer [2019-09-20 13:00:43,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:00:43,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:00:43,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:00:43,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:00:43,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:00:42" (1/3) ... [2019-09-20 13:00:43,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3df6fa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:00:43, skipping insertion in model container [2019-09-20 13:00:43,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:00:42" (2/3) ... [2019-09-20 13:00:43,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3df6fa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:00:43, skipping insertion in model container [2019-09-20 13:00:43,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:00:43" (3/3) ... [2019-09-20 13:00:43,664 INFO L109 eAbstractionObserver]: Analyzing ICFG psyco_math_1.c [2019-09-20 13:00:43,673 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:00:43,680 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:00:43,696 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:00:43,732 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:00:43,734 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:00:43,734 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:00:43,734 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:00:43,735 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:00:43,735 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:00:43,735 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:00:43,735 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:00:43,735 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:00:43,752 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-09-20 13:00:43,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-09-20 13:00:43,757 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:00:43,758 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:00:43,760 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:00:43,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:00:43,766 INFO L82 PathProgramCache]: Analyzing trace with hash 1894488840, now seen corresponding path program 1 times [2019-09-20 13:00:43,767 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:00:43,768 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:00:43,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:00:43,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:00:43,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:00:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:00:43,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:00:43,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:00:43,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:00:43,943 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:00:43,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:00:43,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:00:43,957 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-09-20 13:00:43,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:00:43,992 INFO L93 Difference]: Finished difference Result 139 states and 258 transitions. [2019-09-20 13:00:43,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:00:43,994 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-09-20 13:00:43,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:00:44,002 INFO L225 Difference]: With dead ends: 139 [2019-09-20 13:00:44,002 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:00:44,007 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:00:44,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:00:44,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:00:44,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:00:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:00:44,039 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-09-20 13:00:44,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:00:44,040 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:00:44,040 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:00:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:00:44,041 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:00:44,046 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:00:44,079 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:00:44,079 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:00:44,080 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:00:44,080 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:00:44,080 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-09-20 13:00:44,080 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:00:44,081 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:00:44,081 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 18 361) no Hoare annotation was computed. [2019-09-20 13:00:44,081 INFO L443 ceAbstractionStarter]: For program point L184(lines 184 194) no Hoare annotation was computed. [2019-09-20 13:00:44,081 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 100) no Hoare annotation was computed. [2019-09-20 13:00:44,081 INFO L443 ceAbstractionStarter]: For program point L52(lines 52 62) no Hoare annotation was computed. [2019-09-20 13:00:44,082 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 236) no Hoare annotation was computed. [2019-09-20 13:00:44,082 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 84) no Hoare annotation was computed. [2019-09-20 13:00:44,082 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 166) no Hoare annotation was computed. [2019-09-20 13:00:44,082 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 130) no Hoare annotation was computed. [2019-09-20 13:00:44,082 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 179) no Hoare annotation was computed. [2019-09-20 13:00:44,083 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 353) no Hoare annotation was computed. [2019-09-20 13:00:44,083 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 114) no Hoare annotation was computed. [2019-09-20 13:00:44,083 INFO L443 ceAbstractionStarter]: For program point L219(lines 219 221) no Hoare annotation was computed. [2019-09-20 13:00:44,083 INFO L443 ceAbstractionStarter]: For program point L87(lines 87 98) no Hoare annotation was computed. [2019-09-20 13:00:44,083 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 18 361) no Hoare annotation was computed. [2019-09-20 13:00:44,084 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 205) no Hoare annotation was computed. [2019-09-20 13:00:44,084 INFO L443 ceAbstractionStarter]: For program point L137(lines 137 151) no Hoare annotation was computed. [2019-09-20 13:00:44,084 INFO L443 ceAbstractionStarter]: For program point L71(lines 71 82) no Hoare annotation was computed. [2019-09-20 13:00:44,084 INFO L446 ceAbstractionStarter]: At program point L352(lines 26 356) the Hoare annotation is: true [2019-09-20 13:00:44,084 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 164) no Hoare annotation was computed. [2019-09-20 13:00:44,085 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 350) no Hoare annotation was computed. [2019-09-20 13:00:44,085 INFO L443 ceAbstractionStarter]: For program point L188(lines 188 190) no Hoare annotation was computed. [2019-09-20 13:00:44,085 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 58) no Hoare annotation was computed. [2019-09-20 13:00:44,085 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 149) no Hoare annotation was computed. [2019-09-20 13:00:44,085 INFO L443 ceAbstractionStarter]: For program point L321(lines 321 335) no Hoare annotation was computed. [2019-09-20 13:00:44,086 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 125) no Hoare annotation was computed. [2019-09-20 13:00:44,086 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 348) no Hoare annotation was computed. [2019-09-20 13:00:44,086 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 320) no Hoare annotation was computed. [2019-09-20 13:00:44,086 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 175) no Hoare annotation was computed. [2019-09-20 13:00:44,086 INFO L443 ceAbstractionStarter]: For program point L107(lines 107 109) no Hoare annotation was computed. [2019-09-20 13:00:44,087 INFO L443 ceAbstractionStarter]: For program point L289(lines 289 304) no Hoare annotation was computed. [2019-09-20 13:00:44,087 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 93) no Hoare annotation was computed. [2019-09-20 13:00:44,087 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 77) no Hoare annotation was computed. [2019-09-20 13:00:44,087 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 333) no Hoare annotation was computed. [2019-09-20 13:00:44,087 INFO L443 ceAbstractionStarter]: For program point L158(lines 158 160) no Hoare annotation was computed. [2019-09-20 13:00:44,088 INFO L446 ceAbstractionStarter]: At program point L26-2(lines 26 356) the Hoare annotation is: true [2019-09-20 13:00:44,088 INFO L443 ceAbstractionStarter]: For program point L26-3(lines 26 356) no Hoare annotation was computed. [2019-09-20 13:00:44,088 INFO L443 ceAbstractionStarter]: For program point L307(lines 307 318) no Hoare annotation was computed. [2019-09-20 13:00:44,088 INFO L443 ceAbstractionStarter]: For program point L274(lines 274 288) no Hoare annotation was computed. [2019-09-20 13:00:44,088 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 302) no Hoare annotation was computed. [2019-09-20 13:00:44,089 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 145) no Hoare annotation was computed. [2019-09-20 13:00:44,089 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 273) no Hoare annotation was computed. [2019-09-20 13:00:44,089 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 344) no Hoare annotation was computed. [2019-09-20 13:00:44,089 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 286) no Hoare annotation was computed. [2019-09-20 13:00:44,089 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 258) no Hoare annotation was computed. [2019-09-20 13:00:44,090 INFO L439 ceAbstractionStarter]: At program point L343(lines 18 361) the Hoare annotation is: false [2019-09-20 13:00:44,090 INFO L443 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 360) no Hoare annotation was computed. [2019-09-20 13:00:44,090 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 329) no Hoare annotation was computed. [2019-09-20 13:00:44,091 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 271) no Hoare annotation was computed. [2019-09-20 13:00:44,091 INFO L443 ceAbstractionStarter]: For program point L228(lines 228 242) no Hoare annotation was computed. [2019-09-20 13:00:44,091 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 18 361) the Hoare annotation is: true [2019-09-20 13:00:44,091 INFO L443 ceAbstractionStarter]: For program point L311(lines 311 313) no Hoare annotation was computed. [2019-09-20 13:00:44,091 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 256) no Hoare annotation was computed. [2019-09-20 13:00:44,092 INFO L443 ceAbstractionStarter]: For program point L295(lines 295 297) no Hoare annotation was computed. [2019-09-20 13:00:44,092 INFO L443 ceAbstractionStarter]: For program point L213(lines 213 227) no Hoare annotation was computed. [2019-09-20 13:00:44,092 INFO L443 ceAbstractionStarter]: For program point L230(lines 230 240) no Hoare annotation was computed. [2019-09-20 13:00:44,092 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 212) no Hoare annotation was computed. [2019-09-20 13:00:44,092 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 282) no Hoare annotation was computed. [2019-09-20 13:00:44,092 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 67) no Hoare annotation was computed. [2019-09-20 13:00:44,093 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 225) no Hoare annotation was computed. [2019-09-20 13:00:44,093 INFO L443 ceAbstractionStarter]: For program point L182(lines 182 196) no Hoare annotation was computed. [2019-09-20 13:00:44,093 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 64) no Hoare annotation was computed. [2019-09-20 13:00:44,093 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 267) no Hoare annotation was computed. [2019-09-20 13:00:44,093 INFO L443 ceAbstractionStarter]: For program point L199(lines 199 210) no Hoare annotation was computed. [2019-09-20 13:00:44,094 INFO L443 ceAbstractionStarter]: For program point L249(lines 249 251) no Hoare annotation was computed. [2019-09-20 13:00:44,094 INFO L443 ceAbstractionStarter]: For program point L117(lines 117 132) no Hoare annotation was computed. [2019-09-20 13:00:44,094 INFO L443 ceAbstractionStarter]: For program point L167(lines 167 181) no Hoare annotation was computed. [2019-09-20 13:00:44,094 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 116) no Hoare annotation was computed. [2019-09-20 13:00:44,094 INFO L443 ceAbstractionStarter]: For program point L68(lines 68 135) no Hoare annotation was computed. [2019-09-20 13:00:44,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:00:44 BoogieIcfgContainer [2019-09-20 13:00:44,104 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:00:44,107 INFO L168 Benchmark]: Toolchain (without parser) took 1595.29 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 85.1 MB in the beginning and 116.5 MB in the end (delta: -31.4 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:44,108 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 130.5 MB. Free memory is still 103.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 13:00:44,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.31 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 84.7 MB in the beginning and 175.0 MB in the end (delta: -90.3 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:44,110 INFO L168 Benchmark]: Boogie Preprocessor took 63.24 ms. Allocated memory is still 198.7 MB. Free memory was 175.0 MB in the beginning and 172.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:44,111 INFO L168 Benchmark]: RCFGBuilder took 638.91 ms. Allocated memory is still 198.7 MB. Free memory was 172.1 MB in the beginning and 142.8 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:44,112 INFO L168 Benchmark]: TraceAbstraction took 448.00 ms. Allocated memory is still 198.7 MB. Free memory was 142.8 MB in the beginning and 116.5 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:00:44,117 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 130.5 MB. Free memory is still 103.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 440.31 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 84.7 MB in the beginning and 175.0 MB in the end (delta: -90.3 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.24 ms. Allocated memory is still 198.7 MB. Free memory was 175.0 MB in the beginning and 172.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 638.91 ms. Allocated memory is still 198.7 MB. Free memory was 172.1 MB in the beginning and 142.8 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 448.00 ms. Allocated memory is still 198.7 MB. Free memory was 142.8 MB in the beginning and 116.5 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 360]: 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: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 75 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 99 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 9 NumberOfFragments, 7 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...