/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/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/verifythis/prefixsum_iter.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-6c470ae [2022-02-14 21:42:29,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-14 21:42:29,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-14 21:42:29,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-14 21:42:29,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-14 21:42:29,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-14 21:42:29,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-14 21:42:29,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-14 21:42:29,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-14 21:42:29,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-14 21:42:29,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-14 21:42:29,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-14 21:42:29,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-14 21:42:29,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-14 21:42:29,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-14 21:42:29,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-14 21:42:29,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-14 21:42:29,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-14 21:42:29,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-14 21:42:29,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-14 21:42:29,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-14 21:42:29,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-14 21:42:29,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-14 21:42:29,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-14 21:42:29,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-14 21:42:29,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-14 21:42:29,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-14 21:42:29,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-14 21:42:29,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-14 21:42:29,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-14 21:42:29,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-14 21:42:29,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-14 21:42:29,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-14 21:42:29,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-14 21:42:29,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-14 21:42:29,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-14 21:42:29,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-02-14 21:42:29,387 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-14 21:42:29,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-14 21:42:29,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-14 21:42:29,388 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-14 21:42:29,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-14 21:42:29,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-14 21:42:29,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-14 21:42:29,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-14 21:42:29,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-14 21:42:29,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-14 21:42:29,389 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-14 21:42:29,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-14 21:42:29,389 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-14 21:42:29,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-14 21:42:29,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-14 21:42:29,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-14 21:42:29,389 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-14 21:42:29,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-14 21:42:29,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-14 21:42:29,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-14 21:42:29,390 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-14 21:42:29,390 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-14 21:42:29,390 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-14 21:42:29,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-14 21:42:29,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-14 21:42:29,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-14 21:42:29,573 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-14 21:42:29,574 INFO L275 PluginConnector]: CDTParser initialized [2022-02-14 21:42:29,574 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/verifythis/prefixsum_iter.c [2022-02-14 21:42:29,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53903dbb9/3fb8e3ebfc51481b91c544fad1686566/FLAG20d7ceefa [2022-02-14 21:42:29,994 INFO L306 CDTParser]: Found 1 translation units. [2022-02-14 21:42:29,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/verifythis/prefixsum_iter.c [2022-02-14 21:42:30,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53903dbb9/3fb8e3ebfc51481b91c544fad1686566/FLAG20d7ceefa [2022-02-14 21:42:30,016 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53903dbb9/3fb8e3ebfc51481b91c544fad1686566 [2022-02-14 21:42:30,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-14 21:42:30,020 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-14 21:42:30,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-14 21:42:30,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-14 21:42:30,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-14 21:42:30,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c65604e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30, skipping insertion in model container [2022-02-14 21:42:30,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-14 21:42:30,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-14 21:42:30,151 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/prefixsum_iter.c[526,539] [2022-02-14 21:42:30,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-14 21:42:30,173 INFO L203 MainTranslator]: Completed pre-run [2022-02-14 21:42:30,180 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/prefixsum_iter.c[526,539] [2022-02-14 21:42:30,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-14 21:42:30,195 INFO L208 MainTranslator]: Completed translation [2022-02-14 21:42:30,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30 WrapperNode [2022-02-14 21:42:30,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-14 21:42:30,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-14 21:42:30,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-14 21:42:30,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-14 21:42:30,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-14 21:42:30,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-14 21:42:30,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-14 21:42:30,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-14 21:42:30,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-14 21:42:30,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-14 21:42:30,262 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) [2022-02-14 21:42:30,263 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 [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure upsweep [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure downsweep [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure is_pow2 [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2022-02-14 21:42:30,284 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-14 21:42:30,285 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure free [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure upsweep [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-14 21:42:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure downsweep [2022-02-14 21:42:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure is_pow2 [2022-02-14 21:42:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure check [2022-02-14 21:42:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-14 21:42:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-14 21:42:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-02-14 21:42:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-14 21:42:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-14 21:42:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-14 21:42:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-14 21:42:30,337 INFO L234 CfgBuilder]: Building ICFG [2022-02-14 21:42:30,339 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-14 21:42:30,517 INFO L275 CfgBuilder]: Performing block encoding [2022-02-14 21:42:30,521 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-14 21:42:30,521 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-02-14 21:42:30,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 09:42:30 BoogieIcfgContainer [2022-02-14 21:42:30,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-14 21:42:30,523 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-02-14 21:42:30,523 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-02-14 21:42:30,527 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-02-14 21:42:30,529 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 09:42:30" (1/1) ... [2022-02-14 21:42:30,545 INFO L89 elerationTransformer]: Jordan loop acceleration statistics: 0 HavocedVariables, 1 AssignedVariables, -1 ReadonlyVariables, Eigenvalues: {}, 0 SequentialAcceleration, 0 AlternatingAcceleration, 0 QuantifierFreeResult [2022-02-14 21:42:30,546 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation has thrown an exception: java.lang.IllegalArgumentException: NONLINEAR_UPDATE Monomial contains modified variable. Monomial (div (mod is_pow2_~x 4294967296) 2), Variable is_pow2_~x at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAccelerationIcfgTransformer$JordanLoopAccelerationTransformer.transform(JordanLoopAccelerationIcfgTransformer.java:100) 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.jordan.JordanLoopAccelerationIcfgTransformer.(JordanLoopAccelerationIcfgTransformer.java:71) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.applyLoopAccelerationJordan(IcfgTransformationObserver.java:285) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.createTransformer(IcfgTransformationObserver.java:176) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.processIcfg(IcfgTransformationObserver.java:147) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.process(IcfgTransformationObserver.java:136) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-14 21:42:30,552 INFO L158 Benchmark]: Toolchain (without parser) took 531.35ms. Allocated memory is still 180.4MB. Free memory was 131.2MB in the beginning and 137.9MB in the end (delta: -6.7MB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-14 21:42:30,553 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 180.4MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-14 21:42:30,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.96ms. Allocated memory is still 180.4MB. Free memory was 131.0MB in the beginning and 156.3MB in the end (delta: -25.3MB). Peak memory consumption was 8.8MB. Max. memory is 8.0GB. [2022-02-14 21:42:30,554 INFO L158 Benchmark]: Boogie Preprocessor took 29.45ms. Allocated memory is still 180.4MB. Free memory was 156.3MB in the beginning and 154.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-14 21:42:30,554 INFO L158 Benchmark]: RCFGBuilder took 296.99ms. Allocated memory is still 180.4MB. Free memory was 154.7MB in the beginning and 139.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-14 21:42:30,555 INFO L158 Benchmark]: IcfgTransformer took 28.26ms. Allocated memory is still 180.4MB. Free memory was 139.5MB in the beginning and 137.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-14 21:42:30,557 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 180.4MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 172.96ms. Allocated memory is still 180.4MB. Free memory was 131.0MB in the beginning and 156.3MB in the end (delta: -25.3MB). Peak memory consumption was 8.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.45ms. Allocated memory is still 180.4MB. Free memory was 156.3MB in the beginning and 154.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 296.99ms. Allocated memory is still 180.4MB. Free memory was 154.7MB in the beginning and 139.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * IcfgTransformer took 28.26ms. Allocated memory is still 180.4MB. Free memory was 139.5MB in the beginning and 137.9MB 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: IllegalArgumentException: NONLINEAR_UPDATE Monomial contains modified variable. Monomial (div (mod is_pow2_~x 4294967296) 2), Variable is_pow2_~x de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: IllegalArgumentException: NONLINEAR_UPDATE Monomial contains modified variable. Monomial (div (mod is_pow2_~x 4294967296) 2), Variable is_pow2_~x: de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAccelerationIcfgTransformer$JordanLoopAccelerationTransformer.transform(JordanLoopAccelerationIcfgTransformer.java:100) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-14 21:42:30,580 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...