./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-bt8xx-bttv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/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 510064850524a2d434501bc7400b4a31264be59c ........................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/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 510064850524a2d434501bc7400b4a31264be59c .......................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:26:26,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:26:26,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:26:26,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:26:26,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:26:26,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:26:26,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:26:26,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:26:26,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:26:26,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:26:26,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:26:26,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:26:26,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:26:26,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:26:26,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:26:26,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:26:26,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:26:26,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:26:26,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:26:26,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:26:26,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:26:26,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:26:26,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:26:26,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:26:26,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:26:26,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:26:26,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:26:26,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:26:26,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:26:26,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:26:26,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:26:26,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:26:26,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:26:26,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:26:26,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:26:26,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:26:26,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:26:26,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:26:26,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:26:26,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:26:26,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:26:26,830 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 17:26:26,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:26:26,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:26:26,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:26:26,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:26:26,841 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:26:26,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:26:26,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:26:26,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:26:26,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:26:26,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:26:26,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:26:26,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:26:26,842 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:26:26,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:26:26,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:26:26,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:26:26,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:26:26,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:26:26,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:26:26,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:26:26,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:26:26,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:26:26,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:26:26,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:26:26,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:26:26,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:26:26,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 17:26:26,844 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_bc137c29-0da1-4a3b-935a-64588bf1d036/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 -> 510064850524a2d434501bc7400b4a31264be59c [2019-12-07 17:26:26,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:26:26,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:26:26,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:26:26,959 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:26:26,959 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:26:26,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 17:26:27,004 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data/0515e000e/9ecfabd774d54199ac2294709a4a05e8/FLAGd74ff32e3 [2019-12-07 17:26:27,716 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:26:27,717 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 17:26:27,767 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data/0515e000e/9ecfabd774d54199ac2294709a4a05e8/FLAGd74ff32e3 [2019-12-07 17:26:28,046 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data/0515e000e/9ecfabd774d54199ac2294709a4a05e8 [2019-12-07 17:26:28,052 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:26:28,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:26:28,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:26:28,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:26:28,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:26:28,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:26:28" (1/1) ... [2019-12-07 17:26:28,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75c403dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:26:28, skipping insertion in model container [2019-12-07 17:26:28,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:26:28" (1/1) ... [2019-12-07 17:26:28,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:26:28,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:26:30,924 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 17:26:30,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43150fa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:26:30, skipping insertion in model container [2019-12-07 17:26:30,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:26:30,925 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 17:26:30,927 INFO L168 Benchmark]: Toolchain (without parser) took 2872.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 904.8 MB in the beginning and 992.8 MB in the end (delta: -88.0 MB). Peak memory consumption was 162.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:26:30,927 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:26:30,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2867.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 904.8 MB in the beginning and 992.8 MB in the end (delta: -88.0 MB). Peak memory consumption was 162.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:26:30,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2867.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 904.8 MB in the beginning and 992.8 MB in the end (delta: -88.0 MB). Peak memory consumption was 162.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 17:26:32,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:26:32,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:26:32,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:26:32,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:26:32,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:26:32,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:26:32,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:26:32,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:26:32,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:26:32,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:26:32,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:26:32,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:26:32,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:26:32,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:26:32,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:26:32,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:26:32,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:26:32,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:26:32,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:26:32,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:26:32,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:26:32,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:26:32,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:26:32,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:26:32,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:26:32,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:26:32,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:26:32,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:26:32,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:26:32,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:26:32,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:26:32,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:26:32,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:26:32,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:26:32,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:26:32,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:26:32,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:26:32,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:26:32,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:26:32,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:26:32,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-12-07 17:26:32,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:26:32,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:26:32,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:26:32,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:26:32,146 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:26:32,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:26:32,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:26:32,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:26:32,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:26:32,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:26:32,147 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 17:26:32,147 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 17:26:32,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:26:32,148 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:26:32,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:26:32,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:26:32,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:26:32,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:26:32,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:26:32,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:26:32,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:26:32,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:26:32,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:26:32,149 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 17:26:32,149 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 17:26:32,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:26:32,149 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:26:32,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 17:26:32,150 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-07 17:26:32,150 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_bc137c29-0da1-4a3b-935a-64588bf1d036/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 -> 510064850524a2d434501bc7400b4a31264be59c [2019-12-07 17:26:32,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:26:32,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:26:32,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:26:32,328 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:26:32,328 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:26:32,329 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 17:26:32,372 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data/cabd9b100/117b429f09ce4d7c9a69e67e07239188/FLAG9270333c5 [2019-12-07 17:26:33,090 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:26:33,091 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 17:26:33,144 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data/cabd9b100/117b429f09ce4d7c9a69e67e07239188/FLAG9270333c5 [2019-12-07 17:26:33,648 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bc137c29-0da1-4a3b-935a-64588bf1d036/bin/uautomizer/data/cabd9b100/117b429f09ce4d7c9a69e67e07239188 [2019-12-07 17:26:33,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:26:33,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:26:33,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:26:33,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:26:33,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:26:33,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:26:33" (1/1) ... [2019-12-07 17:26:33,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4806fb29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:26:33, skipping insertion in model container [2019-12-07 17:26:33,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:26:33" (1/1) ... [2019-12-07 17:26:33,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:26:33,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:26:36,744 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 17:26:36,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@477107f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:26:36, skipping insertion in model container [2019-12-07 17:26:36,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:26:36,745 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 17:26:36,746 INFO L168 Benchmark]: Toolchain (without parser) took 3094.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 914.8 MB in the beginning and 1.0 GB in the end (delta: -122.6 MB). Peak memory consumption was 181.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:26:36,747 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:26:36,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3092.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 914.8 MB in the beginning and 1.0 GB in the end (delta: -122.6 MB). Peak memory consumption was 181.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:26:36,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3092.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 914.8 MB in the beginning and 1.0 GB in the end (delta: -122.6 MB). Peak memory consumption was 181.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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...