./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW --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 301f9857d48a6127a60c55d983fc847a1076c7109f2b306f10dd5cd4bab56573 --- 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-4e7fbc6 [2022-11-23 14:40:57,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:40:57,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:40:57,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:40:57,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:40:57,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:40:57,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:40:57,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:40:57,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:40:57,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:40:57,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:40:57,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:40:57,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:40:57,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:40:57,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:40:57,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:40:57,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:40:57,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:40:57,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:40:57,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:40:57,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:40:57,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:40:57,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:40:57,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:40:57,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:40:57,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:40:57,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:40:57,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:40:57,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:40:57,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:40:57,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:40:57,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:40:57,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:40:57,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:40:57,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:40:57,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:40:57,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:40:57,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:40:57,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:40:57,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:40:57,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:40:57,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:40:57,846 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:40:57,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:40:57,847 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:40:57,847 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:40:57,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:40:57,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:40:57,849 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:40:57,849 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:40:57,849 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:40:57,850 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:40:57,850 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:40:57,850 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:40:57,850 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:40:57,851 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:40:57,851 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:40:57,851 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:40:57,852 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:40:57,852 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:40:57,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:40:57,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:40:57,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:40:57,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:40:57,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:40:57,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:40:57,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:40:57,855 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:40:57,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:40:57,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:40:57,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:40:57,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:40:57,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:40:57,856 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:40:57,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:40:57,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:40:57,857 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:40:57,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:40:57,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:40:57,858 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:40:57,858 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_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 301f9857d48a6127a60c55d983fc847a1076c7109f2b306f10dd5cd4bab56573 [2022-11-23 14:40:58,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:40:58,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:40:58,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:40:58,191 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:40:58,192 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:40:58,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2022-11-23 14:41:01,245 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:41:02,273 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:41:02,273 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2022-11-23 14:41:02,394 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/data/b77542b24/7c09589eaa234c83b335553280135b70/FLAG0f53eb5e7 [2022-11-23 14:41:02,410 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/data/b77542b24/7c09589eaa234c83b335553280135b70 [2022-11-23 14:41:02,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:41:02,415 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:41:02,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:41:02,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:41:02,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:41:02,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:41:02" (1/1) ... [2022-11-23 14:41:02,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120de57e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:41:02, skipping insertion in model container [2022-11-23 14:41:02,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:41:02" (1/1) ... [2022-11-23 14:41:02,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:41:02,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:41:04,699 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-23 14:41:04,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e174c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:41:04, skipping insertion in model container [2022-11-23 14:41:04,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:41:04,700 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:41:04,702 INFO L158 Benchmark]: Toolchain (without parser) took 2286.11ms. Allocated memory is still 192.9MB. Free memory was 136.5MB in the beginning and 96.9MB in the end (delta: 39.6MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. [2022-11-23 14:41:04,703 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 138.4MB. Free memory was 107.6MB in the beginning and 107.5MB in the end (delta: 71.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 14:41:04,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2281.79ms. Allocated memory is still 192.9MB. Free memory was 136.5MB in the beginning and 96.9MB in the end (delta: 39.6MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. [2022-11-23 14:41:04,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 138.4MB. Free memory was 107.6MB in the beginning and 107.5MB in the end (delta: 71.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2281.79ms. Allocated memory is still 192.9MB. Free memory was 136.5MB in the beginning and 96.9MB in the end (delta: 39.6MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7631]: 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... --- 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW --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 301f9857d48a6127a60c55d983fc847a1076c7109f2b306f10dd5cd4bab56573 --- 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-4e7fbc6 [2022-11-23 14:41:07,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:41:07,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:41:07,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:41:07,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:41:07,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:41:07,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:41:07,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:41:07,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:41:07,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:41:07,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:41:07,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:41:07,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:41:07,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:41:07,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:41:07,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:41:07,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:41:07,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:41:07,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:41:07,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:41:07,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:41:07,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:41:07,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:41:07,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:41:07,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:41:07,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:41:07,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:41:07,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:41:07,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:41:07,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:41:07,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:41:07,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:41:07,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:41:07,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:41:07,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:41:07,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:41:07,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:41:07,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:41:07,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:41:07,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:41:07,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:41:07,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 14:41:07,112 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:41:07,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:41:07,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:41:07,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:41:07,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:41:07,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:41:07,115 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:41:07,115 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:41:07,115 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:41:07,116 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:41:07,116 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:41:07,116 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:41:07,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:41:07,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:41:07,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:41:07,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:41:07,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:41:07,118 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:41:07,119 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:41:07,119 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:41:07,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:41:07,119 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:41:07,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:41:07,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:41:07,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:41:07,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:41:07,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:41:07,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:41:07,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:41:07,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:41:07,122 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:41:07,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:41:07,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:41:07,137 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:41:07,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:41:07,137 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_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 301f9857d48a6127a60c55d983fc847a1076c7109f2b306f10dd5cd4bab56573 [2022-11-23 14:41:07,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:41:07,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:41:07,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:41:07,591 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:41:07,591 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:41:07,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2022-11-23 14:41:10,689 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:41:11,728 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:41:11,728 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--wireless--iwlwifi--iwlwifi.ko-main.cil.out.i [2022-11-23 14:41:11,801 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/data/0974c05f4/91f8862bbcab43ca97772334411b88d6/FLAG9d3c2d5e6 [2022-11-23 14:41:11,817 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41401c7f-837c-4653-99ff-e17fc8a84d30/bin/utaipan-Q6hlc19bkW/data/0974c05f4/91f8862bbcab43ca97772334411b88d6 [2022-11-23 14:41:11,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:41:11,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:41:11,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:41:11,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:41:11,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:41:11,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:41:11" (1/1) ... [2022-11-23 14:41:11,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a9b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:41:11, skipping insertion in model container [2022-11-23 14:41:11,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:41:11" (1/1) ... [2022-11-23 14:41:11,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:41:12,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:41:14,200 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2022-11-23 14:41:14,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1293292b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:41:14, skipping insertion in model container [2022-11-23 14:41:14,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:41:14,201 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:41:14,203 INFO L158 Benchmark]: Toolchain (without parser) took 2378.03ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 40.6MB in the beginning and 62.1MB in the end (delta: -21.4MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2022-11-23 14:41:14,203 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:41:14,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2371.29ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 40.4MB in the beginning and 62.1MB in the end (delta: -21.7MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2022-11-23 14:41:14,206 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2371.29ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 40.4MB in the beginning and 62.1MB in the end (delta: -21.7MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7631]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN