/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/loops/bubble_sort-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05ce600 [2022-02-23 20:29:28,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-23 20:29:28,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-23 20:29:28,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-23 20:29:28,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-23 20:29:28,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-23 20:29:28,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-23 20:29:28,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-23 20:29:28,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-23 20:29:28,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-23 20:29:28,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-23 20:29:28,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-23 20:29:28,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-23 20:29:28,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-23 20:29:28,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-23 20:29:28,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-23 20:29:28,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-23 20:29:28,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-23 20:29:28,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-23 20:29:28,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-23 20:29:28,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-23 20:29:28,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-23 20:29:28,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-23 20:29:28,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-23 20:29:28,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-23 20:29:28,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-23 20:29:28,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-23 20:29:28,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-23 20:29:28,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-23 20:29:28,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-23 20:29:28,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-23 20:29:28,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-23 20:29:28,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-23 20:29:28,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-02-23 20:29:28,349 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-23 20:29:28,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-23 20:29:28,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-23 20:29:28,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-23 20:29:28,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-23 20:29:28,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-23 20:29:28,351 INFO L138 SettingsManager]: * Use SBE=true [2022-02-23 20:29:28,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-23 20:29:28,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-23 20:29:28,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-23 20:29:28,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-23 20:29:28,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-23 20:29:28,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-23 20:29:28,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-23 20:29:28,353 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-23 20:29:28,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-23 20:29:28,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-23 20:29:28,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-23 20:29:28,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-23 20:29:28,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-23 20:29:28,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-23 20:29:28,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-23 20:29:28,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-23 20:29:28,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-23 20:29:28,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-23 20:29:28,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-23 20:29:28,354 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-02-23 20:29:28,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-23 20:29:28,355 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-23 20:29:28,355 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-23 20:29:28,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-23 20:29:28,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-23 20:29:28,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-23 20:29:28,563 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-23 20:29:28,564 INFO L275 PluginConnector]: CDTParser initialized [2022-02-23 20:29:28,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/bubble_sort-2.i [2022-02-23 20:29:28,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1fb2d6a/c403ada398f94d8e94b6be735ab1e098/FLAG5bf1148f4 [2022-02-23 20:29:28,981 INFO L306 CDTParser]: Found 1 translation units. [2022-02-23 20:29:28,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/bubble_sort-2.i [2022-02-23 20:29:28,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1fb2d6a/c403ada398f94d8e94b6be735ab1e098/FLAG5bf1148f4 [2022-02-23 20:29:28,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1fb2d6a/c403ada398f94d8e94b6be735ab1e098 [2022-02-23 20:29:29,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-23 20:29:29,004 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-23 20:29:29,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-23 20:29:29,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-23 20:29:29,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-23 20:29:29,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@693954da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29, skipping insertion in model container [2022-02-23 20:29:29,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-23 20:29:29,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-23 20:29:29,185 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/bubble_sort-2.i[1830,1843] [2022-02-23 20:29:29,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-23 20:29:29,263 INFO L203 MainTranslator]: Completed pre-run [2022-02-23 20:29:29,270 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/bubble_sort-2.i[1830,1843] [2022-02-23 20:29:29,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-23 20:29:29,331 INFO L208 MainTranslator]: Completed translation [2022-02-23 20:29:29,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29 WrapperNode [2022-02-23 20:29:29,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-23 20:29:29,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-23 20:29:29,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-23 20:29:29,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-23 20:29:29,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-23 20:29:29,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-23 20:29:29,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-23 20:29:29,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-23 20:29:29,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:29,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-23 20:29:29,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-23 20:29:29,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-23 20:29:29,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-23 20:29:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-23 20:29:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-23 20:29:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-23 20:29:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_insert [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_read [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_destroy [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure val_from_node [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_sort_pass [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_sort [2022-02-23 20:29:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure free [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure inspect [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-23 20:29:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure gl_insert [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure gl_read [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure gl_destroy [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure val_from_node [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure gl_sort_pass [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure gl_sort [2022-02-23 20:29:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-23 20:29:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-23 20:29:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-23 20:29:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-23 20:29:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-23 20:29:29,610 INFO L234 CfgBuilder]: Building ICFG [2022-02-23 20:29:29,612 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-23 20:29:29,809 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint failFINAL: assume true; [2022-02-23 20:29:29,984 INFO L275 CfgBuilder]: Performing block encoding [2022-02-23 20:29:29,991 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-23 20:29:29,991 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2022-02-23 20:29:29,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 08:29:29 BoogieIcfgContainer [2022-02-23 20:29:29,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-23 20:29:29,994 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-02-23 20:29:29,994 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-02-23 20:29:29,995 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-02-23 20:29:29,996 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 08:29:29" (1/1) ... [2022-02-23 20:29:30,013 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation has thrown an exception: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrAbstractor.removeDuplicateRows(QvasrAbstractor.java:399) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrAbstractor.gaussianSolve(QvasrAbstractor.java:134) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrAbstractor.computeAbstraction(QvasrAbstractor.java:111) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrSummarizer.summarizeLoop(QvasrSummarizer.java:129) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrIcfgTransformer$QvasrLoopAccelerationTransformer.transform(QvasrIcfgTransformer.java:106) at de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewLocalTransition(TransformedIcfgBuilder.java:479) at de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewTransition(TransformedIcfgBuilder.java:198) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.processLocations(IcfgTransformer.java:116) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.transform(IcfgTransformer.java:96) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.(IcfgTransformer.java:83) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrIcfgTransformer.(QvasrIcfgTransformer.java:89) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.applyLoopAccelerationQvasr(IcfgTransformationObserver.java:295) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.createTransformer(IcfgTransformationObserver.java:179) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.processIcfg(IcfgTransformationObserver.java:148) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.process(IcfgTransformationObserver.java:137) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-23 20:29:30,017 INFO L158 Benchmark]: Toolchain (without parser) took 1011.72ms. Allocated memory was 183.5MB in the beginning and 274.7MB in the end (delta: 91.2MB). Free memory was 123.9MB in the beginning and 200.2MB in the end (delta: -76.2MB). Peak memory consumption was 16.1MB. Max. memory is 8.0GB. [2022-02-23 20:29:30,017 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 183.5MB. Free memory is still 140.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-23 20:29:30,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.01ms. Allocated memory was 183.5MB in the beginning and 274.7MB in the end (delta: 91.2MB). Free memory was 123.7MB in the beginning and 236.3MB in the end (delta: -112.6MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. [2022-02-23 20:29:30,019 INFO L158 Benchmark]: Boogie Preprocessor took 62.67ms. Allocated memory is still 274.7MB. Free memory was 236.3MB in the beginning and 232.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-23 20:29:30,020 INFO L158 Benchmark]: RCFGBuilder took 596.10ms. Allocated memory is still 274.7MB. Free memory was 232.7MB in the beginning and 201.7MB in the end (delta: 30.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-02-23 20:29:30,020 INFO L158 Benchmark]: IcfgTransformer took 21.42ms. Allocated memory is still 274.7MB. Free memory was 201.7MB in the beginning and 200.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-23 20:29:30,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 183.5MB. Free memory is still 140.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 327.01ms. Allocated memory was 183.5MB in the beginning and 274.7MB in the end (delta: 91.2MB). Free memory was 123.7MB in the beginning and 236.3MB in the end (delta: -112.6MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 62.67ms. Allocated memory is still 274.7MB. Free memory was 236.3MB in the beginning and 232.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 596.10ms. Allocated memory is still 274.7MB. Free memory was 232.7MB in the beginning and 201.7MB in the end (delta: 30.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * IcfgTransformer took 21.42ms. Allocated memory is still 274.7MB. Free memory was 201.7MB in the beginning and 200.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrAbstractor.removeDuplicateRows(QvasrAbstractor.java:399) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-23 20:29:30,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...