/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/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/verifythis/tree_del_iter_incorrect.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7968f31 [2022-03-17 23:56:34,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-17 23:56:34,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-17 23:56:34,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-17 23:56:34,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-17 23:56:34,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-17 23:56:34,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-17 23:56:34,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-17 23:56:34,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-17 23:56:34,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-17 23:56:34,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-17 23:56:34,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-17 23:56:34,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-17 23:56:34,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-17 23:56:34,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-17 23:56:34,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-17 23:56:34,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-17 23:56:34,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-17 23:56:34,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-17 23:56:34,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-17 23:56:34,441 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-17 23:56:34,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-17 23:56:34,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-17 23:56:34,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-17 23:56:34,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-17 23:56:34,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-17 23:56:34,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-17 23:56:34,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-17 23:56:34,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-17 23:56:34,451 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-03-17 23:56:34,457 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-17 23:56:34,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-17 23:56:34,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-17 23:56:34,458 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-17 23:56:34,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-17 23:56:34,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-17 23:56:34,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-17 23:56:34,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-17 23:56:34,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-17 23:56:34,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-17 23:56:34,459 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-17 23:56:34,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-17 23:56:34,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-17 23:56:34,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-17 23:56:34,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-17 23:56:34,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-17 23:56:34,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-17 23:56:34,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-17 23:56:34,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 23:56:34,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-17 23:56:34,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-17 23:56:34,460 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-03-17 23:56:34,461 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-03-17 23:56:34,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-17 23:56:34,461 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JODRDAN [2022-03-17 23:56:34,461 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-17 23:56:34,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-17 23:56:34,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-17 23:56:34,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-17 23:56:34,635 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-17 23:56:34,635 INFO L275 PluginConnector]: CDTParser initialized [2022-03-17 23:56:34,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/verifythis/tree_del_iter_incorrect.c [2022-03-17 23:56:34,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86dd1568a/1c40a0dbc9bd45f8bb6a0b8ac98dcb84/FLAGa47982fe3 [2022-03-17 23:56:35,042 INFO L306 CDTParser]: Found 1 translation units. [2022-03-17 23:56:35,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/verifythis/tree_del_iter_incorrect.c [2022-03-17 23:56:35,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86dd1568a/1c40a0dbc9bd45f8bb6a0b8ac98dcb84/FLAGa47982fe3 [2022-03-17 23:56:35,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86dd1568a/1c40a0dbc9bd45f8bb6a0b8ac98dcb84 [2022-03-17 23:56:35,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-17 23:56:35,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-17 23:56:35,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-17 23:56:35,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-17 23:56:35,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-17 23:56:35,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f78ca1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35, skipping insertion in model container [2022-03-17 23:56:35,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-17 23:56:35,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-17 23:56:35,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/verifythis/tree_del_iter_incorrect.c[619,632] [2022-03-17 23:56:35,265 WARN L1550 CHandler]: Possible shadowing of function min [2022-03-17 23:56:35,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 23:56:35,297 INFO L203 MainTranslator]: Completed pre-run [2022-03-17 23:56:35,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/verifythis/tree_del_iter_incorrect.c[619,632] [2022-03-17 23:56:35,315 WARN L1550 CHandler]: Possible shadowing of function min [2022-03-17 23:56:35,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 23:56:35,339 INFO L208 MainTranslator]: Completed translation [2022-03-17 23:56:35,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35 WrapperNode [2022-03-17 23:56:35,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-17 23:56:35,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-17 23:56:35,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-17 23:56:35,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-17 23:56:35,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-17 23:56:35,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-17 23:56:35,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-17 23:56:35,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-17 23:56:35,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35" (1/1) ... [2022-03-17 23:56:35,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 23:56:35,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 23:56:35,413 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) [2022-03-17 23:56:35,431 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 [2022-03-17 23:56:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-17 23:56:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-17 23:56:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-03-17 23:56:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-17 23:56:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-17 23:56:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_tree [2022-03-17 23:56:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure min [2022-03-17 23:56:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure tree_del [2022-03-17 23:56:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure tree_inorder [2022-03-17 23:56:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure size [2022-03-17 23:56:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure task [2022-03-17 23:56:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-17 23:56:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-03-17 23:56:35,444 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-03-17 23:56:35,444 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-17 23:56:35,444 INFO L130 BoogieDeclarations]: Found specification of procedure free [2022-03-17 23:56:35,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-17 23:56:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2022-03-17 23:56:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-17 23:56:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-03-17 23:56:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-17 23:56:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-17 23:56:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-17 23:56:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-17 23:56:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_tree [2022-03-17 23:56:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-17 23:56:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-17 23:56:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-17 23:56:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure min [2022-03-17 23:56:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-17 23:56:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure tree_del [2022-03-17 23:56:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-17 23:56:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-17 23:56:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure tree_inorder [2022-03-17 23:56:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure size [2022-03-17 23:56:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure task [2022-03-17 23:56:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-17 23:56:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-03-17 23:56:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-17 23:56:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-17 23:56:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-17 23:56:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-17 23:56:35,573 INFO L234 CfgBuilder]: Building ICFG [2022-03-17 23:56:35,574 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-17 23:56:35,801 INFO L275 CfgBuilder]: Performing block encoding [2022-03-17 23:56:35,810 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-17 23:56:35,810 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-03-17 23:56:35,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 11:56:35 BoogieIcfgContainer [2022-03-17 23:56:35,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-17 23:56:35,812 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-17 23:56:35,812 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-17 23:56:35,817 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-17 23:56:35,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 11:56:35" (1/3) ... [2022-03-17 23:56:35,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19be3f26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:56:35, skipping insertion in model container [2022-03-17 23:56:35,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:56:35" (2/3) ... [2022-03-17 23:56:35,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19be3f26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:56:35, skipping insertion in model container [2022-03-17 23:56:35,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 11:56:35" (3/3) ... [2022-03-17 23:56:35,820 INFO L111 eAbstractionObserver]: Analyzing ICFG tree_del_iter_incorrect.c [2022-03-17 23:56:35,825 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-17 23:56:35,825 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-17 23:56:35,865 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.icfgtransformer.LoopAccelerators.JODRDAN at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.getLoopAccelerationTechnique(TAPreferences.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TaCheckAndRefinementPreferences.(TaCheckAndRefinementPreferences.java:148) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.(BasicCegarLoop.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.createFiniteAutomataCegarLoop(CegarLoopUtils.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.constructCegarLoop(CegarLoopUtils.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:264) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-03-17 23:56:35,869 INFO L158 Benchmark]: Toolchain (without parser) took 805.33ms. Allocated memory is still 195.0MB. Free memory was 145.5MB in the beginning and 143.3MB in the end (delta: 2.2MB). Peak memory consumption was 1.5MB. Max. memory is 8.0GB. [2022-03-17 23:56:35,870 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 195.0MB. Free memory was 162.3MB in the beginning and 162.2MB in the end (delta: 74.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-17 23:56:35,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.53ms. Allocated memory is still 195.0MB. Free memory was 145.3MB in the beginning and 168.5MB in the end (delta: -23.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-03-17 23:56:35,871 INFO L158 Benchmark]: Boogie Preprocessor took 49.57ms. Allocated memory is still 195.0MB. Free memory was 168.5MB in the beginning and 166.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-17 23:56:35,872 INFO L158 Benchmark]: RCFGBuilder took 420.71ms. Allocated memory is still 195.0MB. Free memory was 166.2MB in the beginning and 147.5MB in the end (delta: 18.6MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-03-17 23:56:35,872 INFO L158 Benchmark]: TraceAbstraction took 54.79ms. Allocated memory is still 195.0MB. Free memory was 147.0MB in the beginning and 143.3MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-17 23:56:35,878 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 195.0MB. Free memory was 162.3MB in the beginning and 162.2MB in the end (delta: 74.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 276.53ms. Allocated memory is still 195.0MB. Free memory was 145.3MB in the beginning and 168.5MB in the end (delta: -23.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.57ms. Allocated memory is still 195.0MB. Free memory was 168.5MB in the beginning and 166.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 420.71ms. Allocated memory is still 195.0MB. Free memory was 166.2MB in the beginning and 147.5MB in the end (delta: 18.6MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 54.79ms. Allocated memory is still 195.0MB. Free memory was 147.0MB in the beginning and 143.3MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.icfgtransformer.LoopAccelerators.JODRDAN de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.icfgtransformer.LoopAccelerators.JODRDAN: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-03-17 23:56:35,904 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...