/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/loops-crafted-1/sumt2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-a47f07a [2021-04-16 07:45:51,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-16 07:45:51,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-16 07:45:51,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-16 07:45:51,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-16 07:45:51,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-16 07:45:51,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-16 07:45:51,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-16 07:45:51,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-16 07:45:51,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-16 07:45:51,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-16 07:45:51,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-16 07:45:51,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-16 07:45:51,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-16 07:45:51,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-16 07:45:51,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-16 07:45:51,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-16 07:45:51,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-16 07:45:51,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-16 07:45:51,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-16 07:45:51,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-16 07:45:51,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-16 07:45:51,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-16 07:45:51,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-16 07:45:51,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-16 07:45:51,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-16 07:45:51,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-16 07:45:51,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-16 07:45:51,828 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 07:45:51,844 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-16 07:45:51,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-16 07:45:51,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-16 07:45:51,848 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-16 07:45:51,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-16 07:45:51,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-16 07:45:51,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-16 07:45:51,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-16 07:45:51,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-16 07:45:51,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-16 07:45:51,849 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-16 07:45:51,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-16 07:45:51,850 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-16 07:45:51,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-16 07:45:51,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-16 07:45:51,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-16 07:45:51,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-16 07:45:51,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-16 07:45:51,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-16 07:45:51,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-16 07:45:51,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-04-16 07:45:51,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-16 07:45:51,855 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-04-16 07:45:51,855 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-16 07:45:52,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-16 07:45:52,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-16 07:45:52,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-16 07:45:52,379 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-16 07:45:52,380 INFO L275 PluginConnector]: CDTParser initialized [2021-04-16 07:45:52,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/sumt2.c [2021-04-16 07:45:52,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1078b0452/bb0e11afa2224a67909193ced32cf7b6/FLAG8fadfa0dc [2021-04-16 07:45:52,931 INFO L306 CDTParser]: Found 1 translation units. [2021-04-16 07:45:52,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt2.c [2021-04-16 07:45:52,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1078b0452/bb0e11afa2224a67909193ced32cf7b6/FLAG8fadfa0dc [2021-04-16 07:45:53,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1078b0452/bb0e11afa2224a67909193ced32cf7b6 [2021-04-16 07:45:53,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-16 07:45:53,377 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-16 07:45:53,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-16 07:45:53,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-16 07:45:53,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-16 07:45:53,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 07:45:53" (1/1) ... [2021-04-16 07:45:53,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbb85dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53, skipping insertion in model container [2021-04-16 07:45:53,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 07:45:53" (1/1) ... [2021-04-16 07:45:53,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-16 07:45:53,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-16 07:45:53,519 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt2.c[403,416] [2021-04-16 07:45:53,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-16 07:45:53,538 INFO L203 MainTranslator]: Completed pre-run [2021-04-16 07:45:53,545 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt2.c[403,416] [2021-04-16 07:45:53,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-16 07:45:53,556 INFO L208 MainTranslator]: Completed translation [2021-04-16 07:45:53,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53 WrapperNode [2021-04-16 07:45:53,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-16 07:45:53,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-16 07:45:53,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-16 07:45:53,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-16 07:45:53,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53" (1/1) ... [2021-04-16 07:45:53,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53" (1/1) ... [2021-04-16 07:45:53,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53" (1/1) ... [2021-04-16 07:45:53,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53" (1/1) ... [2021-04-16 07:45:53,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53" (1/1) ... [2021-04-16 07:45:53,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53" (1/1) ... [2021-04-16 07:45:53,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53" (1/1) ... [2021-04-16 07:45:53,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-16 07:45:53,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-16 07:45:53,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-16 07:45:53,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-16 07:45:53,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53" (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 07:45:53,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-04-16 07:45:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-16 07:45:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-04-16 07:45:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-04-16 07:45:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-04-16 07:45:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-04-16 07:45:53,735 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-04-16 07:45:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-04-16 07:45:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-04-16 07:45:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-16 07:45:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-04-16 07:45:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-04-16 07:45:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-04-16 07:45:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-04-16 07:45:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-04-16 07:45:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-16 07:45:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-16 07:45:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-16 07:45:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-16 07:45:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-16 07:45:53,897 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-16 07:45:53,898 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-04-16 07:45:53,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.04 07:45:53 BoogieIcfgContainer [2021-04-16 07:45:53,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-16 07:45:53,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-16 07:45:53,900 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-16 07:45:53,901 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-16 07:45:53,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.04 07:45:53" (1/3) ... [2021-04-16 07:45:53,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@452f13fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 07:45:53, skipping insertion in model container [2021-04-16 07:45:53,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:45:53" (2/3) ... [2021-04-16 07:45:53,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@452f13fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 07:45:53, skipping insertion in model container [2021-04-16 07:45:53,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.04 07:45:53" (3/3) ... [2021-04-16 07:45:53,903 INFO L111 eAbstractionObserver]: Analyzing ICFG sumt2.c [2021-04-16 07:45:53,907 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-04-16 07:45:53,908 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-16 07:45:53,934 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-04-16 07:45:53,945 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-16 07:45:53,946 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-16 07:45:53,946 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-04-16 07:45:53,946 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-16 07:45:53,946 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-16 07:45:53,946 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-16 07:45:53,946 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-16 07:45:53,946 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-16 07:45:53,965 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 15 states have internal predecessors, (20), 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 07:45:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-04-16 07:45:53,969 INFO L511 BasicCegarLoop]: Found error trace [2021-04-16 07:45:53,969 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-16 07:45:53,969 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-16 07:45:53,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-16 07:45:53,972 INFO L82 PathProgramCache]: Analyzing trace with hash 410732699, now seen corresponding path program 1 times [2021-04-16 07:45:53,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-04-16 07:45:53,977 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1164015864] [2021-04-16 07:45:53,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-16 07:45:54,013 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-04-16 07:45:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:45:54,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:45:54,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:45:54,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-16 07:45:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:45:54,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:45:54,127 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 07:45:54,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1164015864] [2021-04-16 07:45:54,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-16 07:45:54,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-16 07:45:54,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656509286] [2021-04-16 07:45:54,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-16 07:45:54,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-04-16 07:45:54,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-16 07:45:54,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-16 07:45:54,141 INFO L87 Difference]: Start difference. First operand has 22 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 15 states have internal predecessors, (20), 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 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 07:45:54,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-16 07:45:54,191 INFO L93 Difference]: Finished difference Result 34 states and 39 transitions. [2021-04-16 07:45:54,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-16 07:45:54,192 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 12 [2021-04-16 07:45:54,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-16 07:45:54,196 INFO L225 Difference]: With dead ends: 34 [2021-04-16 07:45:54,196 INFO L226 Difference]: Without dead ends: 15 [2021-04-16 07:45:54,197 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-16 07:45:54,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-04-16 07:45:54,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-04-16 07:45:54,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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 07:45:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2021-04-16 07:45:54,222 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 12 [2021-04-16 07:45:54,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-16 07:45:54,223 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2021-04-16 07:45:54,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 07:45:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2021-04-16 07:45:54,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-04-16 07:45:54,223 INFO L511 BasicCegarLoop]: Found error trace [2021-04-16 07:45:54,224 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-16 07:45:54,224 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-16 07:45:54,224 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-16 07:45:54,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-16 07:45:54,225 INFO L82 PathProgramCache]: Analyzing trace with hash 400573968, now seen corresponding path program 1 times [2021-04-16 07:45:54,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-04-16 07:45:54,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1212013842] [2021-04-16 07:45:54,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-16 07:45:54,228 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-04-16 07:45:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:45:54,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:45:54,316 INFO L142 QuantifierPusher]: treesize reduction 20, result has 69.7 percent of original size [2021-04-16 07:45:54,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-04-16 07:45:54,335 INFO L142 QuantifierPusher]: treesize reduction 21, result has 80.6 percent of original size [2021-04-16 07:45:54,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-04-16 07:45:54,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-16 07:45:54,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-16 07:45:54,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:45:54,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-16 07:45:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:45:54,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:45:54,400 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 07:45:54,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1212013842] [2021-04-16 07:45:54,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-16 07:45:54,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-16 07:45:54,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854343012] [2021-04-16 07:45:54,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-16 07:45:54,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-04-16 07:45:54,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-16 07:45:54,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-04-16 07:45:54,402 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 4 states have internal predecessors, (8), 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 07:45:54,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-16 07:45:54,641 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2021-04-16 07:45:54,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-16 07:45:54,642 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 4 states have internal predecessors, (8), 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 12 [2021-04-16 07:45:54,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-16 07:45:54,644 INFO L225 Difference]: With dead ends: 28 [2021-04-16 07:45:54,645 INFO L226 Difference]: Without dead ends: 17 [2021-04-16 07:45:54,648 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 177.6ms TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-04-16 07:45:54,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2021-04-16 07:45:54,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-04-16 07:45:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 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 07:45:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 18 transitions. [2021-04-16 07:45:54,677 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 18 transitions. Word has length 12 [2021-04-16 07:45:54,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-16 07:45:54,677 INFO L480 AbstractCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-04-16 07:45:54,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 4 states have internal predecessors, (8), 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 07:45:54,678 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2021-04-16 07:45:54,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-04-16 07:45:54,678 INFO L511 BasicCegarLoop]: Found error trace [2021-04-16 07:45:54,678 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-16 07:45:54,679 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-16 07:45:54,679 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-16 07:45:54,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-16 07:45:54,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1582670899, now seen corresponding path program 1 times [2021-04-16 07:45:54,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-04-16 07:45:54,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [758810560] [2021-04-16 07:45:54,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-16 07:45:54,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-16 07:45:54,732 INFO L175 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~l~0_12 4294967296) (mod v_main_~n~0_8 4294967296)) (= (mod v_main_~l~0_12 2) 0)) InVars {main_~l~0=v_main_~l~0_12, main_~n~0=v_main_~n~0_8} OutVars{main_~l~0=v_main_~l~0_12, main_~n~0=v_main_~n~0_8} AuxVars[] AssignedVars[] [2021-04-16 07:45:54,745 WARN L240 tifierPushTermWalker]: treesize reduction 10, result has 90.7 percent of original size [2021-04-16 07:45:54,751 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,766 INFO L725 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-04-16 07:45:54,772 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:54,774 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:45:57,012 WARN L205 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 14 DAG size of output: 1 [2021-04-16 07:45:57,013 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-04-16 07:46:01,033 WARN L205 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-04-16 07:46:01,034 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-04-16 07:46:05,056 WARN L205 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 14 DAG size of output: 1 [2021-04-16 07:46:05,056 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-04-16 07:46:05,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:46:05,059 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-16 07:46:05,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:46:05,064 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-16 07:46:05,065 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$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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-04-16 07:46:05,067 INFO L168 Benchmark]: Toolchain (without parser) took 11689.79 ms. Allocated memory is still 177.2 MB. Free memory was 142.8 MB in the beginning and 125.9 MB in the end (delta: 16.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 8.0 GB. [2021-04-16 07:46:05,067 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 177.2 MB. Free memory is still 159.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-04-16 07:46:05,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.50 ms. Allocated memory is still 177.2 MB. Free memory was 142.7 MB in the beginning and 133.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-04-16 07:46:05,068 INFO L168 Benchmark]: Boogie Preprocessor took 53.34 ms. Allocated memory is still 177.2 MB. Free memory was 133.1 MB in the beginning and 161.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-04-16 07:46:05,069 INFO L168 Benchmark]: RCFGBuilder took 287.67 ms. Allocated memory is still 177.2 MB. Free memory was 160.6 MB in the beginning and 146.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-04-16 07:46:05,069 INFO L168 Benchmark]: TraceAbstraction took 11166.59 ms. Allocated memory is still 177.2 MB. Free memory was 145.9 MB in the beginning and 125.9 MB in the end (delta: 20.0 MB). Peak memory consumption was 21.1 MB. Max. memory is 8.0 GB. [2021-04-16 07:46:05,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 177.2 MB. Free memory is still 159.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 177.50 ms. Allocated memory is still 177.2 MB. Free memory was 142.7 MB in the beginning and 133.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 53.34 ms. Allocated memory is still 177.2 MB. Free memory was 133.1 MB in the beginning and 161.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 287.67 ms. Allocated memory is still 177.2 MB. Free memory was 160.6 MB in the beginning and 146.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 11166.59 ms. Allocated memory is still 177.2 MB. Free memory was 145.9 MB in the beginning and 125.9 MB in the end (delta: 20.0 MB). Peak memory consumption was 21.1 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...