/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/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/verifythis/tree_del_iter.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-1a84f73 [2021-05-01 04:21:46,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-01 04:21:46,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-01 04:21:47,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-01 04:21:47,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-01 04:21:47,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-01 04:21:47,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-01 04:21:47,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-01 04:21:47,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-01 04:21:47,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-01 04:21:47,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-01 04:21:47,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-01 04:21:47,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-01 04:21:47,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-01 04:21:47,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-01 04:21:47,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-01 04:21:47,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-01 04:21:47,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-01 04:21:47,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-01 04:21:47,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-01 04:21:47,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-01 04:21:47,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-01 04:21:47,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-01 04:21:47,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-01 04:21:47,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-01 04:21:47,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-01 04:21:47,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-01 04:21:47,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-01 04:21:47,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-01 04:21:47,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-01 04:21:47,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-01 04:21:47,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-01 04:21:47,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-01 04:21:47,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-01 04:21:47,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-01 04:21:47,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-01 04:21:47,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2021-05-01 04:21:47,040 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-01 04:21:47,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-01 04:21:47,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-01 04:21:47,042 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-01 04:21:47,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-01 04:21:47,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-01 04:21:47,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-01 04:21:47,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-01 04:21:47,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-01 04:21:47,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-01 04:21:47,043 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-01 04:21:47,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-01 04:21:47,043 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-01 04:21:47,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-01 04:21:47,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-01 04:21:47,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-01 04:21:47,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-01 04:21:47,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-01 04:21:47,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-01 04:21:47,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-01 04:21:47,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-01 04:21:47,045 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-05-01 04:21:47,045 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-01 04:21:47,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-01 04:21:47,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-01 04:21:47,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-01 04:21:47,326 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-01 04:21:47,334 INFO L275 PluginConnector]: CDTParser initialized [2021-05-01 04:21:47,335 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/verifythis/tree_del_iter.c [2021-05-01 04:21:47,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4888d7a05/0948a9965662433886deb20d7399cb7f/FLAGcfdff7a77 [2021-05-01 04:21:47,854 INFO L306 CDTParser]: Found 1 translation units. [2021-05-01 04:21:47,855 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/verifythis/tree_del_iter.c [2021-05-01 04:21:47,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4888d7a05/0948a9965662433886deb20d7399cb7f/FLAGcfdff7a77 [2021-05-01 04:21:47,880 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4888d7a05/0948a9965662433886deb20d7399cb7f [2021-05-01 04:21:47,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-01 04:21:47,888 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-01 04:21:47,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-01 04:21:47,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-01 04:21:47,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-01 04:21:47,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 04:21:47" (1/1) ... [2021-05-01 04:21:47,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4917f15e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:47, skipping insertion in model container [2021-05-01 04:21:47,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 04:21:47" (1/1) ... [2021-05-01 04:21:47,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-01 04:21:47,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-01 04:21:48,040 WARN L224 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.c[586,599] [2021-05-01 04:21:48,079 WARN L1507 CHandler]: Possible shadowing of function min [2021-05-01 04:21:48,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 04:21:48,114 INFO L203 MainTranslator]: Completed pre-run [2021-05-01 04:21:48,126 WARN L224 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.c[586,599] [2021-05-01 04:21:48,144 WARN L1507 CHandler]: Possible shadowing of function min [2021-05-01 04:21:48,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 04:21:48,167 INFO L208 MainTranslator]: Completed translation [2021-05-01 04:21:48,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:48 WrapperNode [2021-05-01 04:21:48,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-01 04:21:48,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-01 04:21:48,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-01 04:21:48,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-01 04:21:48,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:48" (1/1) ... [2021-05-01 04:21:48,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:48" (1/1) ... [2021-05-01 04:21:48,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:48" (1/1) ... [2021-05-01 04:21:48,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:48" (1/1) ... [2021-05-01 04:21:48,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:48" (1/1) ... [2021-05-01 04:21:48,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:48" (1/1) ... [2021-05-01 04:21:48,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:48" (1/1) ... [2021-05-01 04:21:48,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-01 04:21:48,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-01 04:21:48,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-01 04:21:48,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-01 04:21:48,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:21:48" (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 [2021-05-01 04:21:48,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-01 04:21:48,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-01 04:21:48,288 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_cycle_if_not [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_tree [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure min [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure tree_del [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure tree_inorder [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure size [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure task [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-01 04:21:48,289 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-05-01 04:21:48,289 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure assume_cycle_if_not [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-01 04:21:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_tree [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure min [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure tree_del [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure tree_inorder [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure size [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure task [2021-05-01 04:21:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-05-01 04:21:48,292 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-01 04:21:48,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-01 04:21:48,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-01 04:21:48,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-01 04:21:48,595 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-01 04:21:48,596 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-05-01 04:21:48,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 04:21:48 BoogieIcfgContainer [2021-05-01 04:21:48,597 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-01 04:21:48,597 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2021-05-01 04:21:48,597 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2021-05-01 04:21:48,598 INFO L275 PluginConnector]: IcfgTransformer initialized [2021-05-01 04:21:48,606 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 04:21:48" (1/1) ... [2021-05-01 04:21:48,622 INFO L181 rdanLoopAcceleration]: Guard: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2021-05-01 04:21:48,629 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 04:21:48,634 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 04:21:48,634 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 04:21:48,636 INFO L1111 elerationTransformer]: Accelerated Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] with Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] [2021-05-01 04:21:48,643 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation has thrown an exception: java.lang.IllegalArgumentException: NONLINEAR_UPDATE Monomial (select (select |#memory_$Pointer$.offset| tree_del_~tt~0.base) (+ tree_del_~tt~0.offset 4)) contains modified variable tree_del_~tt~0.base at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration$JordanLoopAccelerationTransformer.transform(JordanLoopAcceleration.java:1120) at de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewLocalTransition(TransformedIcfgBuilder.java:480) 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.jordan.JordanLoopAcceleration.(JordanLoopAcceleration.java:115) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.applyLoopAccelerationJordan(IcfgTransformationObserver.java:265) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.createTransformer(IcfgTransformationObserver.java:170) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.processIcfg(IcfgTransformationObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.process(IcfgTransformationObserver.java:129) 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) [2021-05-01 04:21:48,646 INFO L168 Benchmark]: Toolchain (without parser) took 757.93 ms. Allocated memory is still 191.9 MB. Free memory was 155.8 MB in the beginning and 130.9 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 8.0 GB. [2021-05-01 04:21:48,646 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 191.9 MB. Free memory is still 173.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-05-01 04:21:48,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.73 ms. Allocated memory is still 191.9 MB. Free memory was 155.6 MB in the beginning and 172.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 8.0 GB. [2021-05-01 04:21:48,647 INFO L168 Benchmark]: Boogie Preprocessor took 65.64 ms. Allocated memory is still 191.9 MB. Free memory was 172.3 MB in the beginning and 169.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-05-01 04:21:48,648 INFO L168 Benchmark]: RCFGBuilder took 361.11 ms. Allocated memory is still 191.9 MB. Free memory was 169.7 MB in the beginning and 134.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 8.0 GB. [2021-05-01 04:21:48,648 INFO L168 Benchmark]: IcfgTransformer took 47.69 ms. Allocated memory is still 191.9 MB. Free memory was 134.6 MB in the beginning and 130.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-05-01 04:21:48,650 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from IcfgTransformer: - StatisticsResult: Jordan loop acceleration statistics 0 HavocedVariables, 0 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {1={1=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 191.9 MB. Free memory is still 173.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 277.73 ms. Allocated memory is still 191.9 MB. Free memory was 155.6 MB in the beginning and 172.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 65.64 ms. Allocated memory is still 191.9 MB. Free memory was 172.3 MB in the beginning and 169.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 361.11 ms. Allocated memory is still 191.9 MB. Free memory was 169.7 MB in the beginning and 134.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 8.0 GB. * IcfgTransformer took 47.69 ms. Allocated memory is still 191.9 MB. Free memory was 134.6 MB in the beginning and 130.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - ExceptionOrErrorResult: IllegalArgumentException: NONLINEAR_UPDATE Monomial (select (select |#memory_$Pointer$.offset| tree_del_~tt~0.base) (+ tree_del_~tt~0.offset 4)) contains modified variable tree_del_~tt~0.base de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: IllegalArgumentException: NONLINEAR_UPDATE Monomial (select (select |#memory_$Pointer$.offset| tree_del_~tt~0.base) (+ tree_del_~tt~0.offset 4)) contains modified variable tree_del_~tt~0.base: de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration$JordanLoopAccelerationTransformer.transform(JordanLoopAcceleration.java:1120) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...