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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-examples/standard_reverse_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:34:54,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:34:54,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:34:54,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:34:54,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:34:54,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:34:54,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:34:54,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:34:54,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:34:54,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:34:54,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:34:54,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:34:54,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:34:54,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:34:54,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:34:54,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:34:54,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:34:54,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:34:54,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:34:54,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:34:54,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:34:54,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:34:54,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:34:54,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:34:54,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 01:34:54,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:34:54,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:34:54,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:34:54,592 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 [2019-10-15 01:34:54,613 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:34:54,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:34:54,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:34:54,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:34:54,615 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:34:54,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:34:54,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:34:54,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:34:54,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:34:54,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:34:54,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:34:54,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:34:54,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:34:54,618 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:34:54,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:34:54,619 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:34:54,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:34:54,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:34:54,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:34:54,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:34:54,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:34:54,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:34:54,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:34:54,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:34:54,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:34:54,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:34:54,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:34:54,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:34:54,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 01:34:54,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:34:54,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:34:54,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:34:54,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:34:54,984 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:34:54,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_reverse_ground.i [2019-10-15 01:34:55,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd24447c/f75cf58fbdd34e4c82c4957188d653c3/FLAG2ad0b0f44 [2019-10-15 01:34:55,465 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:34:55,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_reverse_ground.i [2019-10-15 01:34:55,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd24447c/f75cf58fbdd34e4c82c4957188d653c3/FLAG2ad0b0f44 [2019-10-15 01:34:55,903 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd24447c/f75cf58fbdd34e4c82c4957188d653c3 [2019-10-15 01:34:55,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:34:55,915 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:34:55,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:34:55,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:34:55,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:34:55,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:34:55" (1/1) ... [2019-10-15 01:34:55,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e1c27c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:55, skipping insertion in model container [2019-10-15 01:34:55,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:34:55" (1/1) ... [2019-10-15 01:34:55,935 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:34:55,958 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:34:56,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:34:56,205 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:34:56,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:34:56,257 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:34:56,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56 WrapperNode [2019-10-15 01:34:56,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:34:56,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:34:56,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:34:56,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:34:56,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56" (1/1) ... [2019-10-15 01:34:56,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56" (1/1) ... [2019-10-15 01:34:56,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56" (1/1) ... [2019-10-15 01:34:56,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56" (1/1) ... [2019-10-15 01:34:56,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56" (1/1) ... [2019-10-15 01:34:56,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56" (1/1) ... [2019-10-15 01:34:56,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56" (1/1) ... [2019-10-15 01:34:56,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:34:56,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:34:56,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:34:56,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:34:56,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56" (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 [2019-10-15 01:34:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:34:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:34:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 01:34:56,490 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:34:56,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:34:56,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 01:34:56,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:34:56,491 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:34:56,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:34:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:34:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:34:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:34:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:34:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:34:56,852 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:34:56,852 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-15 01:34:56,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:34:56 BoogieIcfgContainer [2019-10-15 01:34:56,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:34:56,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:34:56,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:34:56,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:34:56,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:34:55" (1/3) ... [2019-10-15 01:34:56,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6652f1a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:34:56, skipping insertion in model container [2019-10-15 01:34:56,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:56" (2/3) ... [2019-10-15 01:34:56,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6652f1a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:34:56, skipping insertion in model container [2019-10-15 01:34:56,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:34:56" (3/3) ... [2019-10-15 01:34:56,868 INFO L109 eAbstractionObserver]: Analyzing ICFG standard_reverse_ground.i [2019-10-15 01:34:56,879 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:34:56,888 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:34:56,900 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:34:56,922 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:34:56,923 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:34:56,923 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:34:56,923 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:34:56,923 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:34:56,924 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:34:56,924 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:34:56,924 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:34:56,938 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2019-10-15 01:34:56,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-10-15 01:34:56,944 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:34:56,945 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:34:56,947 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:34:56,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:34:56,952 INFO L82 PathProgramCache]: Analyzing trace with hash -171350948, now seen corresponding path program 1 times [2019-10-15 01:34:56,961 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 01:34:56,961 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193451243] [2019-10-15 01:34:56,961 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:34:56,962 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:34:56,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:34:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:34:57,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:34:57,111 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193451243] [2019-10-15 01:34:57,111 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:34:57,112 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:34:57,112 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217298065] [2019-10-15 01:34:57,116 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:34:57,116 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 01:34:57,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:34:57,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:34:57,129 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 3 states. [2019-10-15 01:34:57,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:34:57,179 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2019-10-15 01:34:57,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:34:57,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-10-15 01:34:57,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:34:57,188 INFO L225 Difference]: With dead ends: 34 [2019-10-15 01:34:57,189 INFO L226 Difference]: Without dead ends: 18 [2019-10-15 01:34:57,192 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:34:57,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2019-10-15 01:34:57,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2019-10-15 01:34:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-10-15 01:34:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 20 transitions. [2019-10-15 01:34:57,225 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 20 transitions. Word has length 12 [2019-10-15 01:34:57,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:34:57,225 INFO L462 AbstractCegarLoop]: Abstraction has 18 states and 20 transitions. [2019-10-15 01:34:57,225 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:34:57,226 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2019-10-15 01:34:57,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-15 01:34:57,226 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:34:57,227 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:34:57,227 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:34:57,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:34:57,228 INFO L82 PathProgramCache]: Analyzing trace with hash 196493716, now seen corresponding path program 1 times [2019-10-15 01:34:57,228 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 01:34:57,228 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653091505] [2019-10-15 01:34:57,228 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:34:57,229 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:34:57,229 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:34:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:34:57,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 01:34:57,300 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653091505] [2019-10-15 01:34:57,300 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941538633] [2019-10-15 01:34:57,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:34:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:34:57,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-15 01:34:57,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:34:57,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 01:34:57,434 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:34:57,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 01:34:57,476 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1587738839] [2019-10-15 01:34:57,507 INFO L162 IcfgInterpreter]: Started Sifa with 13 locations of interest [2019-10-15 01:34:57,508 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 01:34:57,537 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 01:34:57,552 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 01:34:57,553 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 01:34:57,729 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-15 01:34:58,193 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-10-15 01:34:58,362 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 32 for LOIs [2019-10-15 01:34:58,386 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 10 for LOIs [2019-10-15 01:34:58,395 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 01:34:58,717 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2019-10-15 01:34:58,717 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 11] total 17 [2019-10-15 01:34:58,717 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865606834] [2019-10-15 01:34:58,720 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-10-15 01:34:58,720 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 01:34:58,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-10-15 01:34:58,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2019-10-15 01:34:58,721 INFO L87 Difference]: Start difference. First operand 18 states and 20 transitions. Second operand 17 states. [2019-10-15 01:34:59,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:34:59,305 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2019-10-15 01:34:59,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-15 01:34:59,305 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 14 [2019-10-15 01:34:59,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:34:59,307 INFO L225 Difference]: With dead ends: 44 [2019-10-15 01:34:59,307 INFO L226 Difference]: Without dead ends: 33 [2019-10-15 01:34:59,309 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=142, Invalid=614, Unknown=0, NotChecked=0, Total=756 [2019-10-15 01:34:59,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-10-15 01:34:59,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 24. [2019-10-15 01:34:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-10-15 01:34:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 26 transitions. [2019-10-15 01:34:59,318 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 26 transitions. Word has length 14 [2019-10-15 01:34:59,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:34:59,318 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 26 transitions. [2019-10-15 01:34:59,318 INFO L463 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-10-15 01:34:59,319 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2019-10-15 01:34:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-15 01:34:59,319 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:34:59,320 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:34:59,524 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:34:59,524 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:34:59,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:34:59,524 INFO L82 PathProgramCache]: Analyzing trace with hash -609178532, now seen corresponding path program 2 times [2019-10-15 01:34:59,525 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 01:34:59,525 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113986320] [2019-10-15 01:34:59,525 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:34:59,525 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:34:59,526 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:34:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:34:59,637 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-15 01:34:59,638 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113986320] [2019-10-15 01:34:59,639 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1957754521] [2019-10-15 01:34:59,639 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:34:59,687 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-10-15 01:34:59,687 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-15 01:34:59,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 20 conjunts are in the unsatisfiable core [2019-10-15 01:34:59,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:34:59,872 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-15 01:34:59,873 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:35:00,144 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:35:00,145 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: incompatible size at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.analyzeCosts(ArrayIndexBasedCostEstimation.java:211) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.computeCostEstimation(ArrayIndexBasedCostEstimation.java:152) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.(ArrayIndexBasedCostEstimation.java:64) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.computeCostEstimation(ElimStorePlain.java:519) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:390) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:418) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:290) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:335) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:184) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-15 01:35:00,149 INFO L168 Benchmark]: Toolchain (without parser) took 4234.02 ms. Allocated memory was 144.2 MB in the beginning and 246.4 MB in the end (delta: 102.2 MB). Free memory was 102.3 MB in the beginning and 158.8 MB in the end (delta: -56.5 MB). Peak memory consumption was 45.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:35:00,150 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 01:35:00,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.15 ms. Allocated memory is still 144.2 MB. Free memory was 102.1 MB in the beginning and 91.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-10-15 01:35:00,152 INFO L168 Benchmark]: Boogie Preprocessor took 167.29 ms. Allocated memory was 144.2 MB in the beginning and 202.4 MB in the end (delta: 58.2 MB). Free memory was 91.7 MB in the beginning and 180.5 MB in the end (delta: -88.8 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:35:00,152 INFO L168 Benchmark]: RCFGBuilder took 427.97 ms. Allocated memory is still 202.4 MB. Free memory was 179.8 MB in the beginning and 161.0 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:35:00,153 INFO L168 Benchmark]: TraceAbstraction took 3288.63 ms. Allocated memory was 202.4 MB in the beginning and 246.4 MB in the end (delta: 44.0 MB). Free memory was 161.0 MB in the beginning and 158.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. [2019-10-15 01:35:00,157 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 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 342.15 ms. Allocated memory is still 144.2 MB. Free memory was 102.1 MB in the beginning and 91.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 167.29 ms. Allocated memory was 144.2 MB in the beginning and 202.4 MB in the end (delta: 58.2 MB). Free memory was 91.7 MB in the beginning and 180.5 MB in the end (delta: -88.8 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 427.97 ms. Allocated memory is still 202.4 MB. Free memory was 179.8 MB in the beginning and 161.0 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3288.63 ms. Allocated memory was 202.4 MB in the beginning and 246.4 MB in the end (delta: 44.0 MB). Free memory was 161.0 MB in the beginning and 158.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: incompatible size de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: incompatible size: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.analyzeCosts(ArrayIndexBasedCostEstimation.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...