./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--net--wireless--iwlwifi--iwlwifi.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_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a7297393f106a57e2c2dd763b0e4fdb9779b1b0 .............................................................................................................................. 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_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a7297393f106a57e2c2dd763b0e4fdb9779b1b0 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:17:42,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:17:42,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:17:42,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:17:42,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:17:42,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:17:42,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:17:42,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:17:42,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:17:42,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:17:42,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:17:42,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:17:42,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:17:42,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:17:42,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:17:42,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:17:42,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:17:42,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:17:42,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:17:42,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:17:42,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:17:42,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:17:42,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:17:42,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:17:42,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:17:42,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:17:42,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:17:42,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:17:42,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:17:42,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:17:42,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:17:42,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:17:42,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:17:42,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:17:42,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:17:42,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:17:42,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:17:42,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:17:42,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:17:42,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:17:42,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:17:42,260 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-29 21:17:42,307 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:17:42,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:17:42,309 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:17:42,310 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:17:42,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:17:42,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:17:42,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:17:42,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:17:42,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:17:42,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:17:42,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:17:42,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:17:42,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:17:42,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:17:42,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:17:42,315 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:17:42,315 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:17:42,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:17:42,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:17:42,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:17:42,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:17:42,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:17:42,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:17:42,318 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 21:17:42,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:17:42,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:17:42,318 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:17:42,319 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7297393f106a57e2c2dd763b0e4fdb9779b1b0 [2020-11-29 21:17:42,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:17:42,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:17:42,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:17:42,730 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:17:42,734 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:17:42,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-11-29 21:17:42,827 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data/f5fffe12d/0e83f65a62c44b188425ffff242d8269/FLAGddf7747ca [2020-11-29 21:17:44,648 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:17:44,649 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-11-29 21:17:44,837 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data/f5fffe12d/0e83f65a62c44b188425ffff242d8269/FLAGddf7747ca [2020-11-29 21:17:45,317 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data/f5fffe12d/0e83f65a62c44b188425ffff242d8269 [2020-11-29 21:17:45,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:17:45,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:17:45,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:17:45,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:17:45,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:17:45,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:17:45" (1/1) ... [2020-11-29 21:17:45,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@442595fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:45, skipping insertion in model container [2020-11-29 21:17:45,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:17:45" (1/1) ... [2020-11-29 21:17:45,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:17:45,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:17:48,954 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-11-29 21:17:48,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@243c521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:48, skipping insertion in model container [2020-11-29 21:17:48,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:17:48,956 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 21:17:48,959 INFO L168 Benchmark]: Toolchain (without parser) took 3631.77 ms. Allocated memory was 119.5 MB in the beginning and 169.9 MB in the end (delta: 50.3 MB). Free memory was 78.6 MB in the beginning and 110.8 MB in the end (delta: -32.2 MB). Peak memory consumption was 49.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:48,963 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 96.5 MB. Free memory was 56.3 MB in the beginning and 56.2 MB in the end (delta: 45.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:17:48,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3624.61 ms. Allocated memory was 119.5 MB in the beginning and 169.9 MB in the end (delta: 50.3 MB). Free memory was 78.1 MB in the beginning and 110.8 MB in the end (delta: -32.7 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:48,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 ms. Allocated memory is still 96.5 MB. Free memory was 56.3 MB in the beginning and 56.2 MB in the end (delta: 45.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3624.61 ms. Allocated memory was 119.5 MB in the beginning and 169.9 MB in the end (delta: 50.3 MB). Free memory was 78.1 MB in the beginning and 110.8 MB in the end (delta: -32.7 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9327]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:17:51,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:17:51,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:17:51,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:17:51,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:17:51,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:17:51,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:17:51,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:17:51,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:17:51,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:17:51,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:17:51,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:17:51,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:17:51,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:17:51,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:17:51,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:17:51,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:17:51,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:17:51,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:17:51,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:17:51,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:17:51,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:17:51,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:17:51,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:17:51,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:17:51,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:17:51,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:17:51,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:17:51,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:17:51,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:17:51,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:17:51,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:17:51,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:17:51,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:17:51,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:17:51,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:17:51,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:17:51,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:17:51,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:17:51,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:17:51,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:17:51,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-29 21:17:51,941 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:17:51,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:17:51,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:17:51,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:17:51,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:17:51,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:17:51,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:17:51,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:17:51,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:17:51,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:17:51,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:17:51,945 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 21:17:51,945 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 21:17:51,946 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 21:17:51,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:17:51,946 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:17:51,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:17:51,947 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:17:51,947 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:17:51,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:17:51,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:17:51,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:17:51,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:17:51,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:17:51,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:17:51,949 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 21:17:51,949 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 21:17:51,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:17:51,949 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 21:17:51,950 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:17:51,950 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 21:17:51,950 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7297393f106a57e2c2dd763b0e4fdb9779b1b0 [2020-11-29 21:17:52,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:17:52,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:17:52,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:17:52,523 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:17:52,524 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:17:52,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-11-29 21:17:52,606 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data/d19cfd6c7/650c2e4c8bf14feea764415384d3cea8/FLAG67d346588 [2020-11-29 21:17:54,654 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:17:54,655 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-11-29 21:17:54,861 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data/d19cfd6c7/650c2e4c8bf14feea764415384d3cea8/FLAG67d346588 [2020-11-29 21:17:55,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b025430d-34cb-439f-af0c-18eb68b2692b/bin/ukojak/data/d19cfd6c7/650c2e4c8bf14feea764415384d3cea8 [2020-11-29 21:17:55,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:17:55,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:17:55,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:17:55,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:17:55,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:17:55,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:17:55" (1/1) ... [2020-11-29 21:17:55,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42fce6eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:55, skipping insertion in model container [2020-11-29 21:17:55,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:17:55" (1/1) ... [2020-11-29 21:17:55,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:17:55,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:17:58,644 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-11-29 21:17:58,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2347d489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:58, skipping insertion in model container [2020-11-29 21:17:58,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:17:58,646 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 21:17:58,648 INFO L168 Benchmark]: Toolchain (without parser) took 3596.09 ms. Allocated memory was 83.9 MB in the beginning and 155.2 MB in the end (delta: 71.3 MB). Free memory was 36.1 MB in the beginning and 81.6 MB in the end (delta: -45.5 MB). Peak memory consumption was 52.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:58,653 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory is still 41.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:17:58,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3591.14 ms. Allocated memory was 83.9 MB in the beginning and 155.2 MB in the end (delta: 71.3 MB). Free memory was 35.9 MB in the beginning and 81.6 MB in the end (delta: -45.7 MB). Peak memory consumption was 52.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:58,656 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory is still 41.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3591.14 ms. Allocated memory was 83.9 MB in the beginning and 155.2 MB in the end (delta: 71.3 MB). Free memory was 35.9 MB in the beginning and 81.6 MB in the end (delta: -45.7 MB). Peak memory consumption was 52.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9327]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...