./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/config/TaipanReach.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_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI --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 f83dabbce35b63a085e1b6363f980ffc6dbe874fb7129000b04515baace1a300 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:29:49,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:29:49,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:29:49,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:29:49,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:29:49,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:29:49,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:29:49,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:29:49,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:29:49,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:29:49,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:29:49,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:29:49,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:29:49,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:29:49,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:29:49,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:29:49,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:29:49,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:29:49,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:29:49,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:29:49,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:29:49,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:29:49,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:29:49,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:29:49,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:29:49,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:29:49,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:29:49,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:29:49,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:29:49,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:29:49,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:29:49,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:29:49,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:29:49,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:29:49,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:29:49,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:29:49,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:29:49,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:29:49,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:29:49,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:29:49,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:29:49,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:29:49,321 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:29:49,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:29:49,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:29:49,322 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:29:49,325 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:29:49,325 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:29:49,326 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:29:49,326 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:29:49,326 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:29:49,326 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:29:49,327 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:29:49,327 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:29:49,327 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:29:49,327 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:29:49,327 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:29:49,328 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:29:49,328 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:29:49,328 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:29:49,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:29:49,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:29:49,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:29:49,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:29:49,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:29:49,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:29:49,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:29:49,332 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:29:49,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:29:49,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:29:49,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:29:49,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:29:49,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:29:49,334 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:29:49,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:29:49,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:29:49,334 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:29:49,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:29:49,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:29:49,335 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:29:49,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f83dabbce35b63a085e1b6363f980ffc6dbe874fb7129000b04515baace1a300 [2022-11-03 03:29:49,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:29:49,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:29:49,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:29:49,667 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:29:49,668 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:29:49,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 03:29:49,775 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data/b89beb549/c58d8ad791c24fa79aa23654f23ae122/FLAGb7f74cc34 [2022-11-03 03:29:50,845 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:29:50,846 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/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 [2022-11-03 03:29:50,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data/b89beb549/c58d8ad791c24fa79aa23654f23ae122/FLAGb7f74cc34 [2022-11-03 03:29:51,126 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data/b89beb549/c58d8ad791c24fa79aa23654f23ae122 [2022-11-03 03:29:51,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:29:51,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:29:51,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:29:51,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:29:51,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:29:51,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:29:51" (1/1) ... [2022-11-03 03:29:51,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eefbdd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:51, skipping insertion in model container [2022-11-03 03:29:51,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:29:51" (1/1) ... [2022-11-03 03:29:51,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:29:51,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:29:54,301 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: DAC960_Message [2022-11-03 03:29:54,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@357b488f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:54, skipping insertion in model container [2022-11-03 03:29:54,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:29:54,303 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:29:54,304 INFO L158 Benchmark]: Toolchain (without parser) took 3172.16ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 80.0MB in the end (delta: 21.8MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2022-11-03 03:29:54,305 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:29:54,306 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3168.07ms. Allocated memory is still 153.1MB. Free memory was 101.3MB in the beginning and 80.0MB in the end (delta: 21.3MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2022-11-03 03:29:54,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3168.07ms. Allocated memory is still 153.1MB. Free memory was 101.3MB in the beginning and 80.0MB in the end (delta: 21.3MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7591]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: DAC960_Message RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/config/TaipanReach.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_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI --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 f83dabbce35b63a085e1b6363f980ffc6dbe874fb7129000b04515baace1a300 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:29:56,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:29:56,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:29:56,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:29:56,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:29:56,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:29:56,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:29:56,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:29:56,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:29:56,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:29:56,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:29:56,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:29:56,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:29:56,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:29:56,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:29:56,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:29:56,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:29:56,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:29:56,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:29:56,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:29:56,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:29:56,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:29:56,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:29:56,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:29:56,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:29:56,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:29:56,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:29:56,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:29:56,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:29:56,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:29:56,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:29:56,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:29:56,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:29:56,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:29:56,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:29:56,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:29:56,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:29:56,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:29:56,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:29:56,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:29:56,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:29:56,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 03:29:56,824 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:29:56,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:29:56,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:29:56,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:29:56,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:29:56,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:29:56,832 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:29:56,832 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:29:56,833 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:29:56,833 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:29:56,834 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:29:56,834 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:29:56,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:29:56,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:29:56,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:29:56,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:29:56,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:29:56,837 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:29:56,838 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:29:56,838 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:29:56,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:29:56,839 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:29:56,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:29:56,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:29:56,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:29:56,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:29:56,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:29:56,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:29:56,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:29:56,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:29:56,841 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:29:56,841 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:29:56,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:29:56,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:29:56,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:29:56,842 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_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f83dabbce35b63a085e1b6363f980ffc6dbe874fb7129000b04515baace1a300 [2022-11-03 03:29:57,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:29:57,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:29:57,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:29:57,257 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:29:57,258 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:29:57,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 03:29:57,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data/2b52a03b8/845726697c3448539df4c321a276150c/FLAGb2f066b2b [2022-11-03 03:29:58,456 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:29:58,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/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 [2022-11-03 03:29:58,566 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data/2b52a03b8/845726697c3448539df4c321a276150c/FLAGb2f066b2b [2022-11-03 03:29:58,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae78344-d1e9-461d-aff3-301210d85428/bin/utaipan-7li7fVZpFI/data/2b52a03b8/845726697c3448539df4c321a276150c [2022-11-03 03:29:58,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:29:58,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:29:58,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:29:58,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:29:58,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:29:58,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:29:58" (1/1) ... [2022-11-03 03:29:58,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ea3e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:58, skipping insertion in model container [2022-11-03 03:29:58,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:29:58" (1/1) ... [2022-11-03 03:29:58,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:29:59,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:30:01,631 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: DAC960_Message [2022-11-03 03:30:01,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@120a526e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:01, skipping insertion in model container [2022-11-03 03:30:01,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:30:01,634 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:30:01,636 INFO L158 Benchmark]: Toolchain (without parser) took 2869.62ms. Allocated memory was 62.9MB in the beginning and 134.2MB in the end (delta: 71.3MB). Free memory was 34.0MB in the beginning and 93.0MB in the end (delta: -59.0MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2022-11-03 03:30:01,637 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:30:01,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2864.17ms. Allocated memory was 62.9MB in the beginning and 134.2MB in the end (delta: 71.3MB). Free memory was 33.8MB in the beginning and 93.0MB in the end (delta: -59.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2022-11-03 03:30:01,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2864.17ms. Allocated memory was 62.9MB in the beginning and 134.2MB in the end (delta: 71.3MB). Free memory was 33.8MB in the beginning and 93.0MB in the end (delta: -59.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7591]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: DAC960_Message RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN