./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 61c805e6d515fc833c278d24cc5450f045c82ba4 ....................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:39:26,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:39:26,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:39:26,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:39:26,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:39:26,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:39:26,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:39:26,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:39:26,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:39:26,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:39:26,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:39:26,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:39:26,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:39:26,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:39:26,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:39:26,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:39:26,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:39:26,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:39:26,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:39:26,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:39:26,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:39:26,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:39:26,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:39:26,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:39:26,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:39:26,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:39:26,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:39:26,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:39:26,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:39:26,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:39:26,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:39:26,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:39:26,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:39:26,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:39:26,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:39:26,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:39:26,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:39:26,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:39:26,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:39:26,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:39:26,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:39:26,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 03:39:26,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:39:26,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:39:26,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:39:26,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:39:26,677 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:39:26,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:39:26,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:39:26,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:39:26,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:39:26,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:39:26,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:39:26,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:39:26,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:39:26,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:39:26,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:39:26,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:39:26,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:39:26,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 03:39:26,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 03:39:26,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:39:26,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:39:26,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:39:26,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:39:26,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:39:26,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:39:26,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 03:39:26,681 INFO L138 SettingsManager]: * To the following directory=dump/ 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_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer 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(__VERIFIER_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 -> 61c805e6d515fc833c278d24cc5450f045c82ba4 [2019-11-20 03:39:26,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:39:26,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:39:26,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:39:26,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:39:26,838 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:39:26,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-20 03:39:26,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/data/b1ec192e9/e68fa568823b4089ac77a8ee07a2681c/FLAG67d41cecc [2019-11-20 03:39:27,829 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:39:27,830 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-20 03:39:27,887 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/data/b1ec192e9/e68fa568823b4089ac77a8ee07a2681c/FLAG67d41cecc [2019-11-20 03:39:27,911 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a332239d-f07a-4992-875a-67661bae5c87/bin/uautomizer/data/b1ec192e9/e68fa568823b4089ac77a8ee07a2681c [2019-11-20 03:39:27,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:39:27,914 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:39:27,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:39:27,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:39:27,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:39:27,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:39:27" (1/1) ... [2019-11-20 03:39:27,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548bf341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:39:27, skipping insertion in model container [2019-11-20 03:39:27,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:39:27" (1/1) ... [2019-11-20 03:39:27,928 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:39:28,118 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:39:31,605 ERROR L309 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-20 03:39:31,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e9f6ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:39:31, skipping insertion in model container [2019-11-20 03:39:31,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:39:31,607 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-20 03:39:31,610 INFO L168 Benchmark]: Toolchain (without parser) took 3694.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 929.9 MB in the beginning and 1.0 GB in the end (delta: -106.7 MB). Peak memory consumption was 99.8 MB. Max. memory is 11.5 GB. [2019-11-20 03:39:31,610 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:39:31,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3692.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 929.9 MB in the beginning and 1.0 GB in the end (delta: -106.7 MB). Peak memory consumption was 99.8 MB. Max. memory is 11.5 GB. [2019-11-20 03:39:31,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3692.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 929.9 MB in the beginning and 1.0 GB in the end (delta: -106.7 MB). Peak memory consumption was 99.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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...