./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 173e3943 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 22:19:49,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 22:19:49,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 22:19:49,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 22:19:49,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 22:19:49,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 22:19:49,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 22:19:49,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 22:19:49,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 22:19:49,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 22:19:49,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 22:19:49,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 22:19:49,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 22:19:49,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 22:19:49,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 22:19:49,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 22:19:49,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 22:19:49,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 22:19:49,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 22:19:49,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 22:19:49,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 22:19:49,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 22:19:49,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 22:19:49,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 22:19:49,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 22:19:49,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 22:19:49,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 22:19:49,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 22:19:49,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 22:19:49,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 22:19:49,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 22:19:49,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 22:19:49,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 22:19:49,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 22:19:49,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 22:19:49,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 22:19:49,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 22:19:49,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 22:19:49,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 22:19:49,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 22:19:49,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 22:19:49,163 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 22:19:49,194 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 22:19:49,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 22:19:49,195 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 22:19:49,195 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 22:19:49,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 22:19:49,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 22:19:49,197 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 22:19:49,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 22:19:49,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 22:19:49,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 22:19:49,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 22:19:49,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 22:19:49,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 22:19:49,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 22:19:49,199 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 22:19:49,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 22:19:49,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 22:19:49,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 22:19:49,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 22:19:49,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 22:19:49,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 22:19:49,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 22:19:49,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 22:19:49,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 22:19:49,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 22:19:49,201 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 22:19:49,201 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 22:19:49,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 22:19:49,202 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 22:19:49,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-06 22:19:49,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 22:19:49,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 22:19:49,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 22:19:49,476 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 22:19:49,477 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 22:19:49,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-06 22:19:49,543 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f657e4422/2d1162710d8346c19ab01698816ac748/FLAG0eeebe13e [2021-11-06 22:19:52,577 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 22:19:52,577 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-06 22:19:52,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f657e4422/2d1162710d8346c19ab01698816ac748/FLAG0eeebe13e [2021-11-06 22:19:53,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f657e4422/2d1162710d8346c19ab01698816ac748 [2021-11-06 22:19:53,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 22:19:53,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 22:19:53,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 22:19:53,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 22:19:53,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 22:19:53,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:53" (1/1) ... [2021-11-06 22:19:53,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2ccbcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:53, skipping insertion in model container [2021-11-06 22:19:53,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:53" (1/1) ... [2021-11-06 22:19:53,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 22:19:54,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 22:21:02,389 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-06 22:21:02,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a05e015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:02, skipping insertion in model container [2021-11-06 22:21:02,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 22:21:02,390 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 22:21:02,392 INFO L168 Benchmark]: Toolchain (without parser) took 69019.29 ms. Allocated memory was 310.4 MB in the beginning and 1.1 GB in the end (delta: 782.2 MB). Free memory was 122.2 MB in the beginning and 705.4 MB in the end (delta: -583.2 MB). Peak memory consumption was 587.4 MB. Max. memory is 16.1 GB. [2021-11-06 22:21:02,393 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 83.9 MB. Free memory was 60.8 MB in the beginning and 60.6 MB in the end (delta: 157.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 22:21:02,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 69017.41 ms. Allocated memory was 310.4 MB in the beginning and 1.1 GB in the end (delta: 782.2 MB). Free memory was 122.2 MB in the beginning and 705.4 MB in the end (delta: -583.2 MB). Peak memory consumption was 587.4 MB. Max. memory is 16.1 GB. [2021-11-06 22:21:02,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 83.9 MB. Free memory was 60.8 MB in the beginning and 60.6 MB in the end (delta: 157.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 69017.41 ms. Allocated memory was 310.4 MB in the beginning and 1.1 GB in the end (delta: 782.2 MB). Free memory was 122.2 MB in the beginning and 705.4 MB in the end (delta: -583.2 MB). Peak memory consumption was 587.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 22:21:04,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 22:21:04,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 22:21:04,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 22:21:04,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 22:21:04,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 22:21:04,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 22:21:04,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 22:21:04,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 22:21:04,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 22:21:04,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 22:21:04,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 22:21:04,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 22:21:04,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 22:21:04,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 22:21:04,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 22:21:04,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 22:21:04,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 22:21:04,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 22:21:04,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 22:21:04,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 22:21:04,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 22:21:04,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 22:21:04,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 22:21:04,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 22:21:04,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 22:21:04,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 22:21:04,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 22:21:04,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 22:21:04,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 22:21:04,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 22:21:04,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 22:21:04,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 22:21:04,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 22:21:04,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 22:21:04,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 22:21:04,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 22:21:04,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 22:21:04,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 22:21:04,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 22:21:04,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 22:21:04,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-06 22:21:04,235 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 22:21:04,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 22:21:04,236 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 22:21:04,236 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 22:21:04,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 22:21:04,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 22:21:04,238 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 22:21:04,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 22:21:04,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 22:21:04,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 22:21:04,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 22:21:04,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 22:21:04,240 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-06 22:21:04,240 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-06 22:21:04,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 22:21:04,241 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 22:21:04,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 22:21:04,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 22:21:04,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 22:21:04,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 22:21:04,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 22:21:04,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 22:21:04,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 22:21:04,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 22:21:04,242 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-06 22:21:04,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-06 22:21:04,243 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 22:21:04,243 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 22:21:04,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 22:21:04,243 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 22:21:04,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-06 22:21:04,244 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-06 22:21:04,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 22:21:04,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 22:21:04,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 22:21:04,577 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 22:21:04,578 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 22:21:04,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-06 22:21:04,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4539aaae2/9e02002a09c044b2b9ade67db048d62d/FLAGdb1ea9f75 [2021-11-06 22:21:07,794 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 22:21:07,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-06 22:21:08,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4539aaae2/9e02002a09c044b2b9ade67db048d62d/FLAGdb1ea9f75 [2021-11-06 22:21:08,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4539aaae2/9e02002a09c044b2b9ade67db048d62d [2021-11-06 22:21:08,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 22:21:08,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 22:21:08,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 22:21:08,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 22:21:08,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 22:21:08,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:08" (1/1) ... [2021-11-06 22:21:08,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ea75776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:08, skipping insertion in model container [2021-11-06 22:21:08,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:08" (1/1) ... [2021-11-06 22:21:08,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 22:21:09,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 22:22:18,324 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-06 22:22:18,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@777850ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:22:18, skipping insertion in model container [2021-11-06 22:22:18,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 22:22:18,326 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 22:22:18,328 INFO L168 Benchmark]: Toolchain (without parser) took 69668.26 ms. Allocated memory was 755.0 MB in the beginning and 1.5 GB in the end (delta: 755.0 MB). Free memory was 578.0 MB in the beginning and 1.2 GB in the end (delta: -592.3 MB). Peak memory consumption was 574.6 MB. Max. memory is 16.1 GB. [2021-11-06 22:22:18,328 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 62.9 MB. Free memory was 43.8 MB in the beginning and 43.7 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 22:22:18,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 69666.13 ms. Allocated memory was 755.0 MB in the beginning and 1.5 GB in the end (delta: 755.0 MB). Free memory was 577.4 MB in the beginning and 1.2 GB in the end (delta: -593.0 MB). Peak memory consumption was 574.6 MB. Max. memory is 16.1 GB. [2021-11-06 22:22:18,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 62.9 MB. Free memory was 43.8 MB in the beginning and 43.7 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 69666.13 ms. Allocated memory was 755.0 MB in the beginning and 1.5 GB in the end (delta: 755.0 MB). Free memory was 577.4 MB in the beginning and 1.2 GB in the end (delta: -593.0 MB). Peak memory consumption was 574.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN