./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-08_1a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b200f5a8ba76158cc0ddb3ceb004e1ab407eeb08 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b200f5a8ba76158cc0ddb3ceb004e1ab407eeb08 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 19:01:27,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 19:01:27,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 19:01:27,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 19:01:27,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 19:01:27,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 19:01:27,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 19:01:27,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 19:01:27,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 19:01:27,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 19:01:27,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 19:01:27,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 19:01:27,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 19:01:27,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 19:01:27,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 19:01:27,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 19:01:27,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 19:01:27,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 19:01:27,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 19:01:27,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 19:01:27,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 19:01:27,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 19:01:27,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 19:01:27,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 19:01:27,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 19:01:27,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 19:01:27,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 19:01:27,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 19:01:27,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 19:01:27,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 19:01:27,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 19:01:27,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 19:01:27,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 19:01:27,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 19:01:27,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 19:01:27,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 19:01:27,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 19:01:27,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 19:01:27,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 19:01:27,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 19:01:27,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 19:01:27,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 19:01:27,235 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 19:01:27,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 19:01:27,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 19:01:27,236 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 19:01:27,236 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 19:01:27,237 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 19:01:27,237 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 19:01:27,237 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 19:01:27,237 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 19:01:27,237 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 19:01:27,237 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 19:01:27,241 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 19:01:27,241 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 19:01:27,241 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 19:01:27,242 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 19:01:27,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 19:01:27,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 19:01:27,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 19:01:27,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 19:01:27,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 19:01:27,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 19:01:27,243 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 19:01:27,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 19:01:27,244 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 19:01:27,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 19:01:27,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 19:01:27,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 19:01:27,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 19:01:27,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 19:01:27,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 19:01:27,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 19:01:27,245 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 19:01:27,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 19:01:27,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 19:01:27,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 19:01:27,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 19:01:27,246 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b200f5a8ba76158cc0ddb3ceb004e1ab407eeb08 [2020-12-09 19:01:27,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 19:01:27,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 19:01:27,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 19:01:27,443 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 19:01:27,444 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 19:01:27,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i [2020-12-09 19:01:27,486 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data/266a3e892/5ece58d3f4ca4adcad1636b38ec24280/FLAG8b4548c98 [2020-12-09 19:01:28,199 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 19:01:28,200 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i [2020-12-09 19:01:28,237 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data/266a3e892/5ece58d3f4ca4adcad1636b38ec24280/FLAG8b4548c98 [2020-12-09 19:01:28,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data/266a3e892/5ece58d3f4ca4adcad1636b38ec24280 [2020-12-09 19:01:28,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 19:01:28,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 19:01:28,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 19:01:28,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 19:01:28,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 19:01:28,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:01:28" (1/1) ... [2020-12-09 19:01:28,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c14fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:01:28, skipping insertion in model container [2020-12-09 19:01:28,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:01:28" (1/1) ... [2020-12-09 19:01:28,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 19:01:28,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 19:01:30,215 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: acpi_evalf [2020-12-09 19:01:30,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36dc06d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:01:30, skipping insertion in model container [2020-12-09 19:01:30,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 19:01:30,216 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 19:01:30,218 INFO L168 Benchmark]: Toolchain (without parser) took 1699.17 ms. Allocated memory is still 136.3 MB. Free memory was 92.0 MB in the beginning and 62.9 MB in the end (delta: 29.1 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. [2020-12-09 19:01:30,219 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 75.5 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 19:01:30,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1697.64 ms. Allocated memory is still 136.3 MB. Free memory was 91.7 MB in the beginning and 62.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. [2020-12-09 19:01:30,220 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 75.5 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1697.64 ms. Allocated memory is still 136.3 MB. Free memory was 91.7 MB in the beginning and 62.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5306]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: acpi_evalf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 19:01:31,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 19:01:31,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 19:01:31,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 19:01:31,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 19:01:31,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 19:01:31,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 19:01:31,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 19:01:31,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 19:01:31,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 19:01:31,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 19:01:31,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 19:01:31,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 19:01:31,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 19:01:31,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 19:01:31,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 19:01:31,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 19:01:31,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 19:01:31,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 19:01:31,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 19:01:31,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 19:01:31,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 19:01:31,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 19:01:31,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 19:01:31,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 19:01:31,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 19:01:31,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 19:01:31,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 19:01:31,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 19:01:31,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 19:01:31,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 19:01:31,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 19:01:31,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 19:01:31,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 19:01:31,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 19:01:31,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 19:01:31,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 19:01:31,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 19:01:31,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 19:01:31,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 19:01:31,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 19:01:31,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 19:01:31,681 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 19:01:31,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 19:01:31,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 19:01:31,682 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 19:01:31,682 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 19:01:31,682 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 19:01:31,682 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 19:01:31,683 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 19:01:31,683 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 19:01:31,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 19:01:31,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 19:01:31,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 19:01:31,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 19:01:31,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 19:01:31,684 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 19:01:31,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 19:01:31,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 19:01:31,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 19:01:31,685 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 19:01:31,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 19:01:31,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 19:01:31,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 19:01:31,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 19:01:31,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 19:01:31,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 19:01:31,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 19:01:31,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 19:01:31,686 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 19:01:31,687 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 19:01:31,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 19:01:31,687 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 19:01:31,687 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 19:01:31,687 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:/tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b200f5a8ba76158cc0ddb3ceb004e1ab407eeb08 [2020-12-09 19:01:31,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 19:01:31,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 19:01:31,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 19:01:31,957 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 19:01:31,957 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 19:01:31,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i [2020-12-09 19:01:32,001 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data/6d00a6762/7ee9d2600a1e4c788764164abb05f5ef/FLAGb6331e619 [2020-12-09 19:01:32,776 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 19:01:32,776 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--platform--x86--thinkpad_acpi.ko-entry_point.cil.out.i [2020-12-09 19:01:32,824 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data/6d00a6762/7ee9d2600a1e4c788764164abb05f5ef/FLAGb6331e619 [2020-12-09 19:01:33,028 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1d6c63a9-0559-4e11-bec2-ee53ac7ba6d9/bin/utaipan/data/6d00a6762/7ee9d2600a1e4c788764164abb05f5ef [2020-12-09 19:01:33,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 19:01:33,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 19:01:33,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 19:01:33,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 19:01:33,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 19:01:33,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:01:33" (1/1) ... [2020-12-09 19:01:33,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2801b081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:01:33, skipping insertion in model container [2020-12-09 19:01:33,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:01:33" (1/1) ... [2020-12-09 19:01:33,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 19:01:33,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 19:01:34,913 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: acpi_evalf [2020-12-09 19:01:34,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ac9ff56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:01:34, skipping insertion in model container [2020-12-09 19:01:34,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 19:01:34,914 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 19:01:34,916 INFO L168 Benchmark]: Toolchain (without parser) took 1882.91 ms. Allocated memory was 56.6 MB in the beginning and 115.3 MB in the end (delta: 58.7 MB). Free memory was 24.2 MB in the beginning and 57.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2020-12-09 19:01:34,916 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 46.1 MB. Free memory is still 29.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 19:01:34,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1880.93 ms. Allocated memory was 56.6 MB in the beginning and 115.3 MB in the end (delta: 58.7 MB). Free memory was 24.1 MB in the beginning and 57.7 MB in the end (delta: -33.6 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2020-12-09 19:01:34,918 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 46.1 MB. Free memory is still 29.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1880.93 ms. Allocated memory was 56.6 MB in the beginning and 115.3 MB in the end (delta: 58.7 MB). Free memory was 24.1 MB in the beginning and 57.7 MB in the end (delta: -33.6 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5306]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: acpi_evalf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...