./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-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0db0cea902dee508993a1764521a646fb6695cf8 .............................................................................................................................. 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_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0db0cea902dee508993a1764521a646fb6695cf8 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:25:10,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:25:10,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:25:10,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:25:10,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:25:10,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:25:10,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:25:10,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:25:10,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:25:10,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:25:10,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:25:10,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:25:10,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:25:10,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:25:10,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:25:10,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:25:10,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:25:10,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:25:10,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:25:10,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:25:10,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:25:10,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:25:10,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:25:10,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:25:10,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:25:10,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:25:10,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:25:10,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:25:10,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:25:10,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:25:10,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:25:10,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:25:10,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:25:10,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:25:10,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:25:10,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:25:10,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:25:10,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:25:10,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:25:10,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:25:10,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:25:10,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:25:10,906 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:25:10,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:25:10,909 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:25:10,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:25:10,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:25:10,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:25:10,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:25:10,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:25:10,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:25:10,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:25:10,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:25:10,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:25:10,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:25:10,914 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:25:10,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:25:10,915 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:25:10,915 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:25:10,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:25:10,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:25:10,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:25:10,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:25:10,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:25:10,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:25:10,917 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:25:10,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:25:10,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:25:10,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:25:10,918 INFO L138 SettingsManager]: * To the following directory=dump/ 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_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db0cea902dee508993a1764521a646fb6695cf8 [2020-12-01 16:25:11,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:25:11,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:25:11,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:25:11,305 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:25:11,308 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:25:11,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-12-01 16:25:11,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data/0fce63d9b/be5e3c26eee0436ebb2aa4dbac801a77/FLAG6373e5e50 [2020-12-01 16:25:12,695 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:25:12,696 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-12-01 16:25:12,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data/0fce63d9b/be5e3c26eee0436ebb2aa4dbac801a77/FLAG6373e5e50 [2020-12-01 16:25:13,293 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data/0fce63d9b/be5e3c26eee0436ebb2aa4dbac801a77 [2020-12-01 16:25:13,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:25:13,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:25:13,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:25:13,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:25:13,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:25:13,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:25:13" (1/1) ... [2020-12-01 16:25:13,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2b484d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:13, skipping insertion in model container [2020-12-01 16:25:13,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:25:13" (1/1) ... [2020-12-01 16:25:13,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:25:13,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:25:17,030 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:25:17,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d33f220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:17, skipping insertion in model container [2020-12-01 16:25:17,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:25:17,032 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:25:17,037 INFO L168 Benchmark]: Toolchain (without parser) took 3735.24 ms. Allocated memory was 100.7 MB in the beginning and 127.9 MB in the end (delta: 27.3 MB). Free memory was 62.4 MB in the beginning and 70.6 MB in the end (delta: -8.2 MB). Peak memory consumption was 41.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:17,039 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 100.7 MB. Free memory is still 79.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:25:17,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3732.21 ms. Allocated memory was 100.7 MB in the beginning and 127.9 MB in the end (delta: 27.3 MB). Free memory was 62.2 MB in the beginning and 70.6 MB in the end (delta: -8.4 MB). Peak memory consumption was 41.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:17,045 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 100.7 MB. Free memory is still 79.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3732.21 ms. Allocated memory was 100.7 MB in the beginning and 127.9 MB in the end (delta: 27.3 MB). Free memory was 62.2 MB in the beginning and 70.6 MB in the end (delta: -8.4 MB). Peak memory consumption was 41.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7518]: 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 0.2.0-69874e2 [2020-12-01 16:25:20,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:25:20,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:25:20,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:25:20,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:25:20,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:25:20,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:25:20,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:25:20,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:25:20,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:25:20,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:25:20,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:25:20,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:25:20,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:25:20,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:25:20,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:25:20,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:25:20,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:25:20,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:25:20,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:25:20,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:25:20,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:25:20,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:25:20,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:25:20,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:25:20,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:25:20,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:25:20,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:25:20,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:25:20,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:25:20,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:25:20,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:25:20,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:25:20,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:25:20,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:25:20,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:25:20,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:25:20,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:25:20,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:25:20,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:25:20,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:25:20,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:25:20,175 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:25:20,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:25:20,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:25:20,177 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:25:20,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:25:20,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:25:20,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:25:20,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:25:20,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:25:20,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:25:20,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:25:20,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:25:20,186 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:25:20,186 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:25:20,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:25:20,187 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:25:20,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:25:20,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:25:20,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:25:20,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:25:20,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:25:20,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:25:20,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:25:20,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:25:20,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:25:20,189 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:25:20,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:25:20,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:25:20,190 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:25:20,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:25:20,190 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:25:20,190 INFO L138 SettingsManager]: * To the following directory=dump/ 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_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db0cea902dee508993a1764521a646fb6695cf8 [2020-12-01 16:25:20,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:25:20,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:25:20,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:25:20,713 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:25:20,714 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:25:20,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-12-01 16:25:20,805 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data/22b787ecc/70dc7314b63a41408dfefca3090ca446/FLAGf967b85c5 [2020-12-01 16:25:22,168 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:25:22,169 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-12-01 16:25:22,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data/22b787ecc/70dc7314b63a41408dfefca3090ca446/FLAGf967b85c5 [2020-12-01 16:25:22,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c4bec3c-9e39-409c-a4a6-982241e0cc2a/bin/ukojak/data/22b787ecc/70dc7314b63a41408dfefca3090ca446 [2020-12-01 16:25:22,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:25:22,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:25:22,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:25:22,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:25:22,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:25:22,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:25:22" (1/1) ... [2020-12-01 16:25:22,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c819fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:22, skipping insertion in model container [2020-12-01 16:25:22,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:25:22" (1/1) ... [2020-12-01 16:25:22,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:25:22,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:25:24,848 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2020-12-01 16:25:24,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28dd93b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:24, skipping insertion in model container [2020-12-01 16:25:24,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:25:24,851 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:25:24,857 INFO L168 Benchmark]: Toolchain (without parser) took 2483.65 ms. Allocated memory was 73.4 MB in the beginning and 102.8 MB in the end (delta: 29.4 MB). Free memory was 34.7 MB in the beginning and 41.9 MB in the end (delta: -7.2 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:24,860 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 73.4 MB. Free memory is still 54.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:25:24,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2458.06 ms. Allocated memory was 73.4 MB in the beginning and 102.8 MB in the end (delta: 29.4 MB). Free memory was 48.4 MB in the beginning and 41.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 41.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:24,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 73.4 MB. Free memory is still 54.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2458.06 ms. Allocated memory was 73.4 MB in the beginning and 102.8 MB in the end (delta: 29.4 MB). Free memory was 48.4 MB in the beginning and 41.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 41.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6646]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...