/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/loop-invariants/linear-inequality-inv-a.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 19:05:42,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 19:05:42,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 19:05:42,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-02 19:05:42,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 19:05:42,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 19:05:42,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 19:05:42,397 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2021-05-02 19:05:42,414 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 19:05:42,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 19:05:42,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 19:05:42,417 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 19:05:42,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 19:05:42,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 19:05:42,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 19:05:42,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 19:05:42,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 19:05:42,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 19:05:42,419 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 19:05:42,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 19:05:42,420 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 19:05:42,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 19:05:42,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 19:05:42,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 19:05:42,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-02 19:05:42,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 19:05:42,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 19:05:42,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 19:05:42,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-02 19:05:42,422 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-05-02 19:05:42,422 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 19:05:42,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 19:05:42,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 19:05:42,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 19:05:42,774 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 19:05:42,775 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 19:05:42,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invariants/linear-inequality-inv-a.c [2021-05-02 19:05:42,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e5441839/96dbcf7623b04f57bbbf4678840f329b/FLAG29c7c9f17 [2021-05-02 19:05:43,281 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 19:05:43,282 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-a.c [2021-05-02 19:05:43,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e5441839/96dbcf7623b04f57bbbf4678840f329b/FLAG29c7c9f17 [2021-05-02 19:05:43,686 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e5441839/96dbcf7623b04f57bbbf4678840f329b [2021-05-02 19:05:43,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 19:05:43,689 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-02 19:05:43,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 19:05:43,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 19:05:43,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 19:05:43,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 07:05:43" (1/1) ... [2021-05-02 19:05:43,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cd80ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43, skipping insertion in model container [2021-05-02 19:05:43,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 07:05:43" (1/1) ... [2021-05-02 19:05:43,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 19:05:43,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 19:05:43,837 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-a.c[557,570] [2021-05-02 19:05:43,843 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-a.c[613,626] [2021-05-02 19:05:43,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 19:05:43,852 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 19:05:43,865 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-a.c[557,570] [2021-05-02 19:05:43,866 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-a.c[613,626] [2021-05-02 19:05:43,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 19:05:43,878 INFO L208 MainTranslator]: Completed translation [2021-05-02 19:05:43,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43 WrapperNode [2021-05-02 19:05:43,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 19:05:43,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 19:05:43,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 19:05:43,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 19:05:43,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43" (1/1) ... [2021-05-02 19:05:43,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43" (1/1) ... [2021-05-02 19:05:43,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43" (1/1) ... [2021-05-02 19:05:43,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43" (1/1) ... [2021-05-02 19:05:43,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43" (1/1) ... [2021-05-02 19:05:43,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43" (1/1) ... [2021-05-02 19:05:43,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43" (1/1) ... [2021-05-02 19:05:43,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 19:05:43,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 19:05:43,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 19:05:43,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 19:05:43,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 07:05:43" (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 [2021-05-02 19:05:44,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 19:05:44,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 19:05:44,007 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 19:05:44,007 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 19:05:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 19:05:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 19:05:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 19:05:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2021-05-02 19:05:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 19:05:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 19:05:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 19:05:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 19:05:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 19:05:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 19:05:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 19:05:44,247 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 19:05:44,247 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-05-02 19:05:44,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 07:05:44 BoogieIcfgContainer [2021-05-02 19:05:44,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 19:05:44,249 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2021-05-02 19:05:44,249 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2021-05-02 19:05:44,250 INFO L275 PluginConnector]: IcfgTransformer initialized [2021-05-02 19:05:44,252 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 07:05:44" (1/1) ... [2021-05-02 19:05:44,267 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 (mod |main_#t~nondet8| 256), Variable |main_#t~nondet8| at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration$JordanLoopAccelerationTransformer.transform(JordanLoopAcceleration.java:1121) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-05-02 19:05:44,270 INFO L168 Benchmark]: Toolchain (without parser) took 579.78 ms. Allocated memory is still 187.7 MB. Free memory was 153.0 MB in the beginning and 158.7 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-05-02 19:05:44,271 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 187.7 MB. Free memory is still 169.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-05-02 19:05:44,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.91 ms. Allocated memory is still 187.7 MB. Free memory was 152.8 MB in the beginning and 143.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-05-02 19:05:44,272 INFO L168 Benchmark]: Boogie Preprocessor took 25.17 ms. Allocated memory is still 187.7 MB. Free memory was 143.4 MB in the beginning and 141.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-05-02 19:05:44,273 INFO L168 Benchmark]: RCFGBuilder took 342.65 ms. Allocated memory is still 187.7 MB. Free memory was 141.9 MB in the beginning and 159.7 MB in the end (delta: -17.7 MB). Peak memory consumption was 4.3 MB. Max. memory is 8.0 GB. [2021-05-02 19:05:44,274 INFO L168 Benchmark]: IcfgTransformer took 18.97 ms. Allocated memory is still 187.7 MB. Free memory was 159.7 MB in the beginning and 158.7 MB in the end (delta: 975.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-05-02 19:05:44,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 187.7 MB. Free memory is still 169.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 188.91 ms. Allocated memory is still 187.7 MB. Free memory was 152.8 MB in the beginning and 143.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 25.17 ms. Allocated memory is still 187.7 MB. Free memory was 143.4 MB in the beginning and 141.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 342.65 ms. Allocated memory is still 187.7 MB. Free memory was 141.9 MB in the beginning and 159.7 MB in the end (delta: -17.7 MB). Peak memory consumption was 4.3 MB. Max. memory is 8.0 GB. * IcfgTransformer took 18.97 ms. Allocated memory is still 187.7 MB. Free memory was 159.7 MB in the beginning and 158.7 MB in the end (delta: 975.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - ExceptionOrErrorResult: IllegalArgumentException: NONLINEAR_UPDATE Monomial contains modified variable. Monomial (mod |main_#t~nondet8| 256), Variable |main_#t~nondet8| de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: IllegalArgumentException: NONLINEAR_UPDATE Monomial contains modified variable. Monomial (mod |main_#t~nondet8| 256), Variable |main_#t~nondet8|: de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration$JordanLoopAccelerationTransformer.transform(JordanLoopAcceleration.java:1121) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...