./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/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 c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 .................................................................................................................................................................... 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_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/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 c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:42:36,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:42:36,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:42:36,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:42:36,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:42:36,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:42:36,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:42:36,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:42:36,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:42:36,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:42:36,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:42:36,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:42:36,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:42:36,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:42:36,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:42:36,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:42:36,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:42:36,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:42:36,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:42:36,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:42:36,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:42:36,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:42:36,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:42:36,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:42:36,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:42:36,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:42:36,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:42:36,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:42:36,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:42:36,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:42:36,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:42:36,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:42:36,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:42:36,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:42:36,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:42:36,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:42:36,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:42:36,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:42:36,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:42:36,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:42:36,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:42:36,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-28 07:42:36,994 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:42:36,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:42:36,995 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:42:36,995 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:42:36,995 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:42:36,995 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:42:36,995 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:42:36,996 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:42:36,996 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:42:36,996 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:42:36,996 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:42:36,996 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:42:36,997 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:42:36,997 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:42:36,997 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:42:36,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:42:36,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:42:36,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:42:36,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:42:36,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:42:36,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:42:36,999 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:42:36,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:42:36,999 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:42:36,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:42:37,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:42:37,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:42:37,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:42:37,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:42:37,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:42:37,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:42:37,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:42:37,001 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:42:37,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:42:37,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:42:37,002 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:42:37,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:42:37,002 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-28 07:42:37,002 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_21033435-697a-413b-afe1-37ad069c50b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-11-28 07:42:37,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:42:37,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:42:37,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:42:37,255 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:42:37,255 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:42:37,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 07:42:37,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data/6d27c1d1a/c776f33efa254f428a53f7cf217eba86/FLAG9c64e07f9 [2020-11-28 07:42:38,597 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:42:38,598 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 07:42:38,697 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data/6d27c1d1a/c776f33efa254f428a53f7cf217eba86/FLAG9c64e07f9 [2020-11-28 07:42:39,142 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data/6d27c1d1a/c776f33efa254f428a53f7cf217eba86 [2020-11-28 07:42:39,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:42:39,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:42:39,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:42:39,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:42:39,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:42:39,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:42:39" (1/1) ... [2020-11-28 07:42:39,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313dd69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:42:39, skipping insertion in model container [2020-11-28 07:42:39,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:42:39" (1/1) ... [2020-11-28 07:42:39,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:42:39,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:42:40,239 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-11-28 07:42:41,995 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,432 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,432 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,433 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,434 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,540 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,552 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,553 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,554 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,559 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,559 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,560 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,560 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,590 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,590 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,591 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,592 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,592 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:42,594 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:43,465 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:43,481 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:43,492 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:43,503 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:43,518 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:43,529 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:43,544 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:42:43,553 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 07:42:43,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38d3c188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:42:43, skipping insertion in model container [2020-11-28 07:42:43,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:42:43,554 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:42:43,558 INFO L168 Benchmark]: Toolchain (without parser) took 4407.44 ms. Allocated memory was 111.1 MB in the beginning and 167.8 MB in the end (delta: 56.6 MB). Free memory was 69.6 MB in the beginning and 76.3 MB in the end (delta: -6.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 16.1 GB. [2020-11-28 07:42:43,559 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory was 69.8 MB in the beginning and 69.7 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:42:43,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4402.53 ms. Allocated memory was 111.1 MB in the beginning and 167.8 MB in the end (delta: 56.6 MB). Free memory was 69.5 MB in the beginning and 76.3 MB in the end (delta: -6.8 MB). Peak memory consumption was 68.7 MB. Max. memory is 16.1 GB. [2020-11-28 07:42:43,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory was 69.8 MB in the beginning and 69.7 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4402.53 ms. Allocated memory was 111.1 MB in the beginning and 167.8 MB in the end (delta: 56.6 MB). Free memory was 69.5 MB in the beginning and 76.3 MB in the end (delta: -6.8 MB). Peak memory consumption was 68.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: 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-a4ecdab [2020-11-28 07:42:45,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:42:45,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:42:45,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:42:45,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:42:45,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:42:45,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:42:45,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:42:45,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:42:45,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:42:45,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:42:45,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:42:45,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:42:45,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:42:45,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:42:45,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:42:45,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:42:45,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:42:45,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:42:45,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:42:45,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:42:45,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:42:45,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:42:45,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:42:45,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:42:45,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:42:45,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:42:45,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:42:45,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:42:45,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:42:45,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:42:45,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:42:45,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:42:45,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:42:45,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:42:45,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:42:45,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:42:45,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:42:45,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:42:45,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:42:45,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:42:45,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-28 07:42:45,950 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:42:45,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:42:45,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:42:45,953 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:42:45,953 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:42:45,953 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:42:45,954 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:42:45,954 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:42:45,954 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:42:45,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:42:45,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:42:45,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:42:45,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:42:45,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:42:45,957 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:42:45,958 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:42:45,958 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:42:45,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:42:45,958 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:42:45,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:42:45,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:42:45,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:42:45,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:42:45,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:42:45,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:42:45,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:42:45,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:42:45,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:42:45,960 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:42:45,961 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:42:45,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:42:45,961 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:42:45,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:42:45,962 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_21033435-697a-413b-afe1-37ad069c50b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-11-28 07:42:46,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:42:46,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:42:46,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:42:46,351 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:42:46,352 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:42:46,353 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 07:42:46,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data/af7c778de/96c479785b094f4d9cbd44a9361d6450/FLAG295729fb3 [2020-11-28 07:42:47,773 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:42:47,774 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 07:42:47,900 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data/af7c778de/96c479785b094f4d9cbd44a9361d6450/FLAG295729fb3 [2020-11-28 07:42:48,276 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_21033435-697a-413b-afe1-37ad069c50b8/bin/utaipan/data/af7c778de/96c479785b094f4d9cbd44a9361d6450 [2020-11-28 07:42:48,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:42:48,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:42:48,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:42:48,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:42:48,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:42:48,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:42:48" (1/1) ... [2020-11-28 07:42:48,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e49b24b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:42:48, skipping insertion in model container [2020-11-28 07:42:48,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:42:48" (1/1) ... [2020-11-28 07:42:48,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:42:48,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:42:49,284 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-11-28 07:42:52,152 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 07:42:52,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e28bb03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:42:52, skipping insertion in model container [2020-11-28 07:42:52,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:42:52,155 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:42:52,159 INFO L168 Benchmark]: Toolchain (without parser) took 3877.20 ms. Allocated memory was 69.2 MB in the beginning and 151.0 MB in the end (delta: 81.8 MB). Free memory was 34.2 MB in the beginning and 64.3 MB in the end (delta: -30.1 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:42:52,161 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 69.2 MB. Free memory is still 51.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:42:52,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3873.31 ms. Allocated memory was 69.2 MB in the beginning and 151.0 MB in the end (delta: 81.8 MB). Free memory was 34.1 MB in the beginning and 64.3 MB in the end (delta: -30.2 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:42:52,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 69.2 MB. Free memory is still 51.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3873.31 ms. Allocated memory was 69.2 MB in the beginning and 151.0 MB in the end (delta: 81.8 MB). Free memory was 34.1 MB in the beginning and 64.3 MB in the end (delta: -30.2 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: 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...