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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-regression/test30-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:24:22,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:24:22,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:24:22,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-03 02:24:22,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:24:22,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:24:22,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:24:22,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:24:22,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:24:22,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:24:22,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:24:22,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:24:22,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:24:22,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:24:22,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:24:22,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:24:22,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 02:24:23,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:24:23,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:24:23,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:24:23,008 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 02:24:23,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:24:23,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:24:23,043 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:24:23,043 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:24:23,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:24:23,045 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:24:23,046 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:24:23,046 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:24:23,046 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:24:23,046 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:24:23,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:24:23,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:24:23,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:24:23,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:24:23,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:24:23,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:24:23,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:24:23,051 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:24:23,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:24:23,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:24:23,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:24:23,051 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:24:23,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:24:23,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:24:23,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:24:23,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:24:23,053 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:24:23,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:24:23,053 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:24:23,053 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:24:23,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:24:23,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:24:23,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:24:23,155 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:24:23,156 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:24:23,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test30-1.c [2019-10-03 02:24:23,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c795970/76519b487722481fa7e343738bb095e4/FLAG54e5a4d66 [2019-10-03 02:24:23,746 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:24:23,747 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test30-1.c [2019-10-03 02:24:23,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c795970/76519b487722481fa7e343738bb095e4/FLAG54e5a4d66 [2019-10-03 02:24:24,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c795970/76519b487722481fa7e343738bb095e4 [2019-10-03 02:24:24,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:24:24,120 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:24:24,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:24:24,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:24:24,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:24:24,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:24:24" (1/1) ... [2019-10-03 02:24:24,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@641a6f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24, skipping insertion in model container [2019-10-03 02:24:24,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:24:24" (1/1) ... [2019-10-03 02:24:24,141 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:24:24,164 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:24:24,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:24:24,477 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:24:24,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:24:24,613 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:24:24,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24 WrapperNode [2019-10-03 02:24:24,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:24:24,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:24:24,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:24:24,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:24:24,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24" (1/1) ... [2019-10-03 02:24:24,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24" (1/1) ... [2019-10-03 02:24:24,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24" (1/1) ... [2019-10-03 02:24:24,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24" (1/1) ... [2019-10-03 02:24:24,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24" (1/1) ... [2019-10-03 02:24:24,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24" (1/1) ... [2019-10-03 02:24:24,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24" (1/1) ... [2019-10-03 02:24:24,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:24:24,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:24:24,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:24:24,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:24:24,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24" (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 [2019-10-03 02:24:24,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:24:24,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:24:24,732 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2019-10-03 02:24:24,732 INFO L138 BoogieDeclarations]: Found implementation of procedure assign2 [2019-10-03 02:24:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:24:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:24:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2019-10-03 02:24:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:24:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:24:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure assign2 [2019-10-03 02:24:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:24:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:24:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:24:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:24:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:24:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 02:24:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:24:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:24:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:24:25,058 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:24:25,059 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 02:24:25,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:24:25 BoogieIcfgContainer [2019-10-03 02:24:25,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:24:25,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:24:25,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:24:25,066 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:24:25,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:24:24" (1/3) ... [2019-10-03 02:24:25,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d50bc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:24:25, skipping insertion in model container [2019-10-03 02:24:25,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:24:24" (2/3) ... [2019-10-03 02:24:25,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d50bc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:24:25, skipping insertion in model container [2019-10-03 02:24:25,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:24:25" (3/3) ... [2019-10-03 02:24:25,071 INFO L109 eAbstractionObserver]: Analyzing ICFG test30-1.c [2019-10-03 02:24:25,085 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:24:25,094 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:24:25,116 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:24:25,145 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:24:25,146 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:24:25,146 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:24:25,146 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:24:25,146 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:24:25,146 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:24:25,146 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:24:25,146 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:24:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-10-03 02:24:25,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-03 02:24:25,175 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:24:25,176 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:24:25,179 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:24:25,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:24:25,185 INFO L82 PathProgramCache]: Analyzing trace with hash -457594768, now seen corresponding path program 1 times [2019-10-03 02:24:25,187 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:24:25,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:25,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:24:25,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:25,249 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:24:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:24:25,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-03 02:24:25,918 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:24:25,919 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-03 02:24:25,919 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:24:25,925 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-03 02:24:25,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-03 02:24:25,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2019-10-03 02:24:25,949 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 11 states. [2019-10-03 02:24:26,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:24:26,503 INFO L93 Difference]: Finished difference Result 21 states and 20 transitions. [2019-10-03 02:24:26,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-03 02:24:26,507 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 18 [2019-10-03 02:24:26,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:24:26,519 INFO L225 Difference]: With dead ends: 21 [2019-10-03 02:24:26,519 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:24:26,526 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2019-10-03 02:24:26,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:24:26,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:24:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:24:26,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:24:26,564 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-10-03 02:24:26,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:24:26,566 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:24:26,567 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-03 02:24:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:24:26,567 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:24:26,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:24:26 BoogieIcfgContainer [2019-10-03 02:24:26,576 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:24:26,583 INFO L168 Benchmark]: Toolchain (without parser) took 2459.69 ms. Allocated memory was 129.0 MB in the beginning and 196.1 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 71.9 MB in the end (delta: 13.7 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. [2019-10-03 02:24:26,585 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 129.0 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 02:24:26,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.48 ms. Allocated memory was 129.0 MB in the beginning and 196.1 MB in the end (delta: 67.1 MB). Free memory was 85.3 MB in the beginning and 173.3 MB in the end (delta: -88.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-10-03 02:24:26,591 INFO L168 Benchmark]: Boogie Preprocessor took 43.41 ms. Allocated memory is still 196.1 MB. Free memory was 173.3 MB in the beginning and 171.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-10-03 02:24:26,592 INFO L168 Benchmark]: RCFGBuilder took 402.02 ms. Allocated memory is still 196.1 MB. Free memory was 170.8 MB in the beginning and 155.1 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-10-03 02:24:26,593 INFO L168 Benchmark]: TraceAbstraction took 1514.01 ms. Allocated memory is still 196.1 MB. Free memory was 155.1 MB in the beginning and 71.9 MB in the end (delta: 83.2 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2019-10-03 02:24:26,599 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 129.0 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 493.48 ms. Allocated memory was 129.0 MB in the beginning and 196.1 MB in the end (delta: 67.1 MB). Free memory was 85.3 MB in the beginning and 173.3 MB in the end (delta: -88.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.41 ms. Allocated memory is still 196.1 MB. Free memory was 173.3 MB in the beginning and 171.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 402.02 ms. Allocated memory is still 196.1 MB. Free memory was 170.8 MB in the beginning and 155.1 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1514.01 ms. Allocated memory is still 196.1 MB. Free memory was 155.1 MB in the beginning and 71.9 MB in the end (delta: 83.2 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 31]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 23 locations, 1 error locations. SAFE Result, 1.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 14 SDslu, 38 SDs, 0 SdLazy, 89 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s 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 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: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 8109 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...