/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-lit/ddlm2013.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-a47f07a [2021-04-16 07:13:53,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-16 07:13:53,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-16 07:13:53,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-16 07:13:53,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-16 07:13:53,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-16 07:13:53,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-16 07:13:53,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-16 07:13:53,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-16 07:13:53,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-16 07:13:53,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-16 07:13:53,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-16 07:13:53,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-16 07:13:53,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-16 07:13:53,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-16 07:13:53,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-16 07:13:53,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-16 07:13:53,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-16 07:13:53,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-16 07:13:53,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-16 07:13:53,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2021-04-16 07:13:53,668 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-16 07:13:53,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-16 07:13:53,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-16 07:13:53,671 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-16 07:13:53,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-16 07:13:53,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-16 07:13:53,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-16 07:13:53,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-16 07:13:53,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-16 07:13:53,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-16 07:13:53,672 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-16 07:13:53,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-16 07:13:53,672 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-16 07:13:53,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-16 07:13:53,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-16 07:13:53,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-16 07:13:53,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-16 07:13:53,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-16 07:13:53,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-16 07:13:53,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-16 07:13:53,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-04-16 07:13:53,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-16 07:13:53,674 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-04-16 07:13:53,674 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-16 07:13:53,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-16 07:13:53,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-16 07:13:53,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-16 07:13:53,979 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-16 07:13:53,979 INFO L275 PluginConnector]: CDTParser initialized [2021-04-16 07:13:53,980 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/ddlm2013.i [2021-04-16 07:13:54,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411305fe1/7677b11662814978973bcb7f07681b27/FLAGe8410e5f2 [2021-04-16 07:13:54,363 INFO L306 CDTParser]: Found 1 translation units. [2021-04-16 07:13:54,363 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/ddlm2013.i [2021-04-16 07:13:54,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411305fe1/7677b11662814978973bcb7f07681b27/FLAGe8410e5f2 [2021-04-16 07:13:54,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411305fe1/7677b11662814978973bcb7f07681b27 [2021-04-16 07:13:54,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-16 07:13:54,812 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-16 07:13:54,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-16 07:13:54,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-16 07:13:54,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-16 07:13:54,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 07:13:54" (1/1) ... [2021-04-16 07:13:54,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44002462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54, skipping insertion in model container [2021-04-16 07:13:54,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 07:13:54" (1/1) ... [2021-04-16 07:13:54,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-16 07:13:54,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-16 07:13:54,911 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/ddlm2013.i[895,908] [2021-04-16 07:13:54,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-16 07:13:54,922 INFO L203 MainTranslator]: Completed pre-run [2021-04-16 07:13:54,930 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/ddlm2013.i[895,908] [2021-04-16 07:13:54,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-16 07:13:54,941 INFO L208 MainTranslator]: Completed translation [2021-04-16 07:13:54,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54 WrapperNode [2021-04-16 07:13:54,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-16 07:13:54,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-16 07:13:54,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-16 07:13:54,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-16 07:13:54,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54" (1/1) ... [2021-04-16 07:13:54,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54" (1/1) ... [2021-04-16 07:13:54,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54" (1/1) ... [2021-04-16 07:13:54,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54" (1/1) ... [2021-04-16 07:13:54,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54" (1/1) ... [2021-04-16 07:13:54,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54" (1/1) ... [2021-04-16 07:13:55,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54" (1/1) ... [2021-04-16 07:13:55,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-16 07:13:55,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-16 07:13:55,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-16 07:13:55,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-16 07:13:55,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54" (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 [2021-04-16 07:13:55,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-04-16 07:13:55,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-16 07:13:55,072 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-04-16 07:13:55,073 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-04-16 07:13:55,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-04-16 07:13:55,073 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-04-16 07:13:55,073 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-04-16 07:13:55,073 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-04-16 07:13:55,073 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-04-16 07:13:55,074 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-04-16 07:13:55,074 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-04-16 07:13:55,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-16 07:13:55,074 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-04-16 07:13:55,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-04-16 07:13:55,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-04-16 07:13:55,075 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-04-16 07:13:55,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-04-16 07:13:55,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-16 07:13:55,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-16 07:13:55,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-16 07:13:55,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-16 07:13:55,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-16 07:13:55,253 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-16 07:13:55,254 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-04-16 07:13:55,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.04 07:13:55 BoogieIcfgContainer [2021-04-16 07:13:55,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-16 07:13:55,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-16 07:13:55,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-16 07:13:55,258 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-16 07:13:55,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.04 07:13:54" (1/3) ... [2021-04-16 07:13:55,258 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7489d6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 07:13:55, skipping insertion in model container [2021-04-16 07:13:55,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:13:54" (2/3) ... [2021-04-16 07:13:55,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7489d6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 07:13:55, skipping insertion in model container [2021-04-16 07:13:55,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.04 07:13:55" (3/3) ... [2021-04-16 07:13:55,259 INFO L111 eAbstractionObserver]: Analyzing ICFG ddlm2013.i [2021-04-16 07:13:55,281 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-04-16 07:13:55,283 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-16 07:13:55,294 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-04-16 07:13:55,318 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-16 07:13:55,318 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-16 07:13:55,318 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-04-16 07:13:55,318 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-16 07:13:55,318 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-16 07:13:55,318 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-16 07:13:55,318 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-16 07:13:55,318 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-16 07:13:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 17 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-04-16 07:13:55,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-04-16 07:13:55,336 INFO L511 BasicCegarLoop]: Found error trace [2021-04-16 07:13:55,336 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-16 07:13:55,341 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-16 07:13:55,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-16 07:13:55,344 INFO L82 PathProgramCache]: Analyzing trace with hash -948948446, now seen corresponding path program 1 times [2021-04-16 07:13:55,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-04-16 07:13:55,351 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [15353543] [2021-04-16 07:13:55,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-16 07:13:55,400 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-04-16 07:13:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:13:55,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:55,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:13:55,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:55,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:13:55,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-16 07:13:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:13:55,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:55,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:13:55,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-16 07:13:55,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [15353543] [2021-04-16 07:13:55,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-16 07:13:55,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-16 07:13:55,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334531150] [2021-04-16 07:13:55,549 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-16 07:13:55,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-04-16 07:13:55,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-16 07:13:55,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-16 07:13:55,564 INFO L87 Difference]: Start difference. First operand has 23 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 17 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-16 07:13:55,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-16 07:13:55,629 INFO L93 Difference]: Finished difference Result 36 states and 43 transitions. [2021-04-16 07:13:55,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-16 07:13:55,630 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-04-16 07:13:55,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-16 07:13:55,635 INFO L225 Difference]: With dead ends: 36 [2021-04-16 07:13:55,635 INFO L226 Difference]: Without dead ends: 16 [2021-04-16 07:13:55,637 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-16 07:13:55,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-04-16 07:13:55,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-04-16 07:13:55,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-16 07:13:55,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 18 transitions. [2021-04-16 07:13:55,665 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 18 transitions. Word has length 13 [2021-04-16 07:13:55,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-16 07:13:55,665 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 18 transitions. [2021-04-16 07:13:55,665 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-16 07:13:55,666 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2021-04-16 07:13:55,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-04-16 07:13:55,666 INFO L511 BasicCegarLoop]: Found error trace [2021-04-16 07:13:55,666 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-16 07:13:55,667 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-16 07:13:55,667 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-16 07:13:55,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-16 07:13:55,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1572998999, now seen corresponding path program 1 times [2021-04-16 07:13:55,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-04-16 07:13:55,669 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [776211145] [2021-04-16 07:13:55,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-16 07:13:55,678 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-04-16 07:13:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:13:55,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:55,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:13:55,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:55,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-16 07:13:55,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:55,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-16 07:13:55,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:55,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-16 07:13:55,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:55,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:13:55,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-16 07:13:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:13:55,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:55,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:13:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-16 07:13:55,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [776211145] [2021-04-16 07:13:55,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-16 07:13:55,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-16 07:13:55,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702830045] [2021-04-16 07:13:55,821 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-16 07:13:55,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-04-16 07:13:55,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-16 07:13:55,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-04-16 07:13:55,822 INFO L87 Difference]: Start difference. First operand 16 states and 18 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-16 07:13:55,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-16 07:13:55,957 INFO L93 Difference]: Finished difference Result 24 states and 26 transitions. [2021-04-16 07:13:55,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-16 07:13:55,957 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2021-04-16 07:13:55,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-16 07:13:55,958 INFO L225 Difference]: With dead ends: 24 [2021-04-16 07:13:55,958 INFO L226 Difference]: Without dead ends: 18 [2021-04-16 07:13:55,960 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 88.2ms TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-04-16 07:13:55,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-04-16 07:13:55,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-04-16 07:13:55,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-16 07:13:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 20 transitions. [2021-04-16 07:13:55,970 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 20 transitions. Word has length 14 [2021-04-16 07:13:55,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-16 07:13:55,970 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 20 transitions. [2021-04-16 07:13:55,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-16 07:13:55,971 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2021-04-16 07:13:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-04-16 07:13:55,971 INFO L511 BasicCegarLoop]: Found error trace [2021-04-16 07:13:55,971 INFO L519 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-16 07:13:55,971 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-16 07:13:55,971 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-16 07:13:55,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-16 07:13:55,972 INFO L82 PathProgramCache]: Analyzing trace with hash -898740055, now seen corresponding path program 1 times [2021-04-16 07:13:55,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-04-16 07:13:55,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1646330050] [2021-04-16 07:13:55,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-16 07:13:55,995 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.6 percent of original size [2021-04-16 07:13:56,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-16 07:13:56,007 INFO L175 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet4_7| 2147483648)) (<= |v_main_#t~nondet4_7| 2147483647) (= (mod v_main_~i~0_9 2) 0) (not (= |v_main_#t~nondet4_7| 0))) InVars {main_~i~0=v_main_~i~0_9, main_#t~nondet4=|v_main_#t~nondet4_7|} OutVars{main_~i~0=v_main_~i~0_9, main_#t~nondet4=|v_main_#t~nondet4_7|} AuxVars[] AssignedVars[] [2021-04-16 07:13:56,032 WARN L240 tifierPushTermWalker]: treesize reduction 15, result has 90.4 percent of original size [2021-04-16 07:13:56,044 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,048 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,052 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,064 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,068 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,088 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,094 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,098 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,115 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,119 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,123 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,132 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:13:56,132 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-16 07:13:56,133 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm cannot be cast to class de.uni_freiburg.informatik.ultimate.logic.QuantifiedFormula (de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm and de.uni_freiburg.informatik.ultimate.logic.QuantifiedFormula are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @3e587920) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:306) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:168) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:62) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:58) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:241) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.pushDualQuantifiersInParams(QuantifierPusher.java:501) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:304) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:168) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:155) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:71) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:58) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:241) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:232) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.buildAccelerationFormula(JordanLoopAcceleration.java:530) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.createLoopAccelerationFormula(JordanLoopAcceleration.java:498) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.accelerateLoop(JordanLoopAcceleration.java:177) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.loopaccelerator.AcceleratorJordan.accelerateLoop(AcceleratorJordan.java:72) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolationCore.acceleratedInterpolationCoreIsCorrect(AcceleratedInterpolationCore.java:183) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:608) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:437) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateAllErrorsAtOnce(TraceAbstractionStarter.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:171) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-04-16 07:13:56,135 INFO L168 Benchmark]: Toolchain (without parser) took 1323.08 ms. Allocated memory is still 203.4 MB. Free memory was 169.6 MB in the beginning and 144.3 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.5 MB. Max. memory is 8.0 GB. [2021-04-16 07:13:56,135 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 203.4 MB. Free memory was 186.1 MB in the beginning and 186.0 MB in the end (delta: 90.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-04-16 07:13:56,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 128.59 ms. Allocated memory is still 203.4 MB. Free memory was 169.5 MB in the beginning and 159.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-04-16 07:13:56,136 INFO L168 Benchmark]: Boogie Preprocessor took 63.20 ms. Allocated memory is still 203.4 MB. Free memory was 159.7 MB in the beginning and 187.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 3.4 MB. Max. memory is 8.0 GB. [2021-04-16 07:13:56,136 INFO L168 Benchmark]: RCFGBuilder took 248.79 ms. Allocated memory is still 203.4 MB. Free memory was 186.6 MB in the beginning and 171.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-04-16 07:13:56,137 INFO L168 Benchmark]: TraceAbstraction took 878.64 ms. Allocated memory is still 203.4 MB. Free memory was 171.6 MB in the beginning and 144.3 MB in the end (delta: 27.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 8.0 GB. [2021-04-16 07:13:56,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 203.4 MB. Free memory was 186.1 MB in the beginning and 186.0 MB in the end (delta: 90.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 128.59 ms. Allocated memory is still 203.4 MB. Free memory was 169.5 MB in the beginning and 159.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 63.20 ms. Allocated memory is still 203.4 MB. Free memory was 159.7 MB in the beginning and 187.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 3.4 MB. Max. memory is 8.0 GB. * RCFGBuilder took 248.79 ms. Allocated memory is still 203.4 MB. Free memory was 186.6 MB in the beginning and 171.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 878.64 ms. Allocated memory is still 203.4 MB. Free memory was 171.6 MB in the beginning and 144.3 MB in the end (delta: 27.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm cannot be cast to class de.uni_freiburg.informatik.ultimate.logic.QuantifiedFormula (de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm and de.uni_freiburg.informatik.ultimate.logic.QuantifiedFormula are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @3e587920) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ClassCastException: class de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm cannot be cast to class de.uni_freiburg.informatik.ultimate.logic.QuantifiedFormula (de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm and de.uni_freiburg.informatik.ultimate.logic.QuantifiedFormula are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @3e587920): de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:306) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...