./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--usb--host--xhci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE --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 4c26afbcc5775c42b28eccd6cfe83158bd2fead7b9da401fa89ffcad128f2e61 ....................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE --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 4c26afbcc5775c42b28eccd6cfe83158bd2fead7b9da401fa89ffcad128f2e61 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:12:55,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:12:55,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:12:55,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:12:55,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:12:55,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:12:55,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:12:55,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:12:55,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:12:55,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:12:55,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:12:55,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:12:55,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:12:55,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:12:55,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:12:55,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:12:55,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:12:55,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:12:55,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:12:55,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:12:55,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:12:55,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:12:55,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:12:55,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:12:55,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:12:55,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:12:55,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:12:55,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:12:55,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:12:55,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:12:55,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:12:55,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:12:55,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:12:55,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:12:55,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:12:55,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:12:55,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:12:55,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:12:55,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:12:55,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:12:55,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:12:55,213 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-24 11:12:55,264 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:12:55,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:12:55,266 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:12:55,267 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:12:55,267 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:12:55,267 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:12:55,268 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 11:12:55,275 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:12:55,276 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:12:55,276 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 11:12:55,277 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 11:12:55,277 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:12:55,278 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 11:12:55,278 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 11:12:55,278 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 11:12:55,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:12:55,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 11:12:55,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:12:55,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:12:55,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:12:55,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:12:55,281 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:12:55,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:12:55,281 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:12:55,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:12:55,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:12:55,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:12:55,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:12:55,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:12:55,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:12:55,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:12:55,285 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 11:12:55,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 11:12:55,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:12:55,286 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:12:55,286 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:12:55,287 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_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c26afbcc5775c42b28eccd6cfe83158bd2fead7b9da401fa89ffcad128f2e61 [2021-10-24 11:12:55,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:12:55,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:12:55,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:12:55,661 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:12:55,662 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:12:55,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-24 11:12:55,754 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data/fa2acb3b2/4a659230abac4325a7ccd077d77503f9/FLAG30005e2cb [2021-10-24 11:12:57,167 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:12:57,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-24 11:12:57,304 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data/fa2acb3b2/4a659230abac4325a7ccd077d77503f9/FLAG30005e2cb [2021-10-24 11:12:57,674 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data/fa2acb3b2/4a659230abac4325a7ccd077d77503f9 [2021-10-24 11:12:57,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:12:57,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:12:57,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:12:57,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:12:57,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:12:57,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:12:57" (1/1) ... [2021-10-24 11:12:57,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@303970ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:57, skipping insertion in model container [2021-10-24 11:12:57,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:12:57" (1/1) ... [2021-10-24 11:12:57,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:12:58,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:13:02,029 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-10-24 11:13:02,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f27397f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:13:02, skipping insertion in model container [2021-10-24 11:13:02,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:13:02,031 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 11:13:02,034 INFO L168 Benchmark]: Toolchain (without parser) took 4354.04 ms. Allocated memory was 109.1 MB in the beginning and 165.7 MB in the end (delta: 56.6 MB). Free memory was 54.6 MB in the beginning and 80.4 MB in the end (delta: -25.8 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. [2021-10-24 11:13:02,035 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 109.1 MB. Free memory was 83.4 MB in the beginning and 83.3 MB in the end (delta: 60.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:13:02,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4351.53 ms. Allocated memory was 109.1 MB in the beginning and 165.7 MB in the end (delta: 56.6 MB). Free memory was 54.3 MB in the beginning and 80.4 MB in the end (delta: -26.1 MB). Peak memory consumption was 45.2 MB. Max. memory is 16.1 GB. [2021-10-24 11:13:02,040 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 109.1 MB. Free memory was 83.4 MB in the beginning and 83.3 MB in the end (delta: 60.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4351.53 ms. Allocated memory was 109.1 MB in the beginning and 165.7 MB in the end (delta: 56.6 MB). Free memory was 54.3 MB in the beginning and 80.4 MB in the end (delta: -26.1 MB). Peak memory consumption was 45.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6705]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:13:04,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:13:04,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:13:04,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:13:04,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:13:04,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:13:04,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:13:04,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:13:04,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:13:04,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:13:04,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:13:04,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:13:04,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:13:04,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:13:04,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:13:04,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:13:04,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:13:04,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:13:04,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:13:04,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:13:04,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:13:04,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:13:04,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:13:04,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:13:04,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:13:04,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:13:04,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:13:04,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:13:04,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:13:04,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:13:04,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:13:04,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:13:04,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:13:04,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:13:04,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:13:04,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:13:04,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:13:04,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:13:04,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:13:04,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:13:04,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:13:04,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-24 11:13:04,792 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:13:04,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:13:04,793 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:13:04,794 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:13:04,794 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:13:04,794 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:13:04,795 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:13:04,795 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:13:04,795 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:13:04,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:13:04,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:13:04,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:13:04,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:13:04,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:13:04,798 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:13:04,798 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 11:13:04,798 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 11:13:04,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:13:04,799 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:13:04,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:13:04,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:13:04,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 11:13:04,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:13:04,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:13:04,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:13:04,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:13:04,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:13:04,801 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 11:13:04,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 11:13:04,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:13:04,802 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:13:04,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:13:04,803 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_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c26afbcc5775c42b28eccd6cfe83158bd2fead7b9da401fa89ffcad128f2e61 [2021-10-24 11:13:05,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:13:05,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:13:05,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:13:05,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:13:05,272 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:13:05,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-24 11:13:05,359 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data/e002cf6e4/c9f755131c4c4d10b438a4cc9ae2d094/FLAGa77c52123 [2021-10-24 11:13:06,941 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:13:06,942 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-24 11:13:07,053 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data/e002cf6e4/c9f755131c4c4d10b438a4cc9ae2d094/FLAGa77c52123 [2021-10-24 11:13:07,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a4e3c5-72ef-4441-af12-e50d777ff148/bin/utaipan-9zjyvhn0QE/data/e002cf6e4/c9f755131c4c4d10b438a4cc9ae2d094 [2021-10-24 11:13:07,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:13:07,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:13:07,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:13:07,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:13:07,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:13:07,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:13:07" (1/1) ... [2021-10-24 11:13:07,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d75803 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:13:07, skipping insertion in model container [2021-10-24 11:13:07,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:13:07" (1/1) ... [2021-10-24 11:13:07,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:13:07,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:13:12,133 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-10-24 11:13:12,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a9d03d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:13:12, skipping insertion in model container [2021-10-24 11:13:12,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:13:12,135 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 11:13:12,138 INFO L168 Benchmark]: Toolchain (without parser) took 4745.91 ms. Allocated memory was 73.4 MB in the beginning and 119.5 MB in the end (delta: 46.1 MB). Free memory was 31.7 MB in the beginning and 63.4 MB in the end (delta: -31.7 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. [2021-10-24 11:13:12,139 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.3 MB in the end (delta: 40.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:13:12,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4739.19 ms. Allocated memory was 73.4 MB in the beginning and 119.5 MB in the end (delta: 46.1 MB). Free memory was 31.5 MB in the beginning and 63.4 MB in the end (delta: -31.9 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. [2021-10-24 11:13:12,142 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.3 MB in the end (delta: 40.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4739.19 ms. Allocated memory was 73.4 MB in the beginning and 119.5 MB in the end (delta: 46.1 MB). Free memory was 31.5 MB in the beginning and 63.4 MB in the end (delta: -31.9 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6705]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...