./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--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 04:06:11,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:06:11,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:06:11,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:06:11,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:06:11,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:06:11,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:06:11,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:06:11,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:06:11,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:06:11,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:06:11,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:06:11,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:06:11,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:06:11,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:06:11,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:06:11,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:06:11,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:06:11,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:06:11,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:06:11,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:06:11,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:06:11,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:06:11,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:06:11,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:06:11,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:06:11,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:06:11,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:06:11,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:06:11,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:06:11,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:06:11,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:06:11,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:06:11,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:06:11,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:06:11,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:06:11,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:06:11,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:06:11,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:06:11,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:06:11,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:06:11,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 04:06:12,005 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:06:12,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:06:12,006 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:06:12,006 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:06:12,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:06:12,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:06:12,007 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:06:12,007 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:06:12,007 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:06:12,008 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 04:06:12,008 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:06:12,008 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:06:12,008 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 04:06:12,008 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 04:06:12,009 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:06:12,009 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 04:06:12,009 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 04:06:12,009 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 04:06:12,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:06:12,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:06:12,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:06:12,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:06:12,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:06:12,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:06:12,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:06:12,011 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:06:12,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:06:12,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:06:12,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:06:12,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:06:12,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:06:12,012 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 04:06:12,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:06:12,013 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:06:12,013 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 04:06:12,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 04:06:12,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:06:12,013 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:06:12,013 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_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc [2022-11-03 04:06:12,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:06:12,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:06:12,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:06:12,352 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:06:12,353 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:06:12,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2022-11-03 04:06:12,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data/f528ae37c/5bcc30a2f4384dfeb7dfd86f5be1da9a/FLAGc997746f4 [2022-11-03 04:06:13,538 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:06:13,539 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2022-11-03 04:06:13,624 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data/f528ae37c/5bcc30a2f4384dfeb7dfd86f5be1da9a/FLAGc997746f4 [2022-11-03 04:06:13,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data/f528ae37c/5bcc30a2f4384dfeb7dfd86f5be1da9a [2022-11-03 04:06:13,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:06:13,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:06:13,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:06:13,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:06:13,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:06:13,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:06:13" (1/1) ... [2022-11-03 04:06:13,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@362eb864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:13, skipping insertion in model container [2022-11-03 04:06:13,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:06:13" (1/1) ... [2022-11-03 04:06:13,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:06:13,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:06:19,916 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2022-11-03 04:06:19,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3126052f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:19, skipping insertion in model container [2022-11-03 04:06:19,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:06:19,918 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 04:06:19,920 INFO L158 Benchmark]: Toolchain (without parser) took 6209.36ms. Allocated memory was 142.6MB in the beginning and 222.3MB in the end (delta: 79.7MB). Free memory was 103.4MB in the beginning and 125.0MB in the end (delta: -21.6MB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. [2022-11-03 04:06:19,921 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 102.8MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:06:19,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6204.69ms. Allocated memory was 142.6MB in the beginning and 222.3MB in the end (delta: 79.7MB). Free memory was 102.4MB in the beginning and 125.0MB in the end (delta: -22.5MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2022-11-03 04:06:19,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 102.8MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6204.69ms. Allocated memory was 142.6MB in the beginning and 222.3MB in the end (delta: 79.7MB). Free memory was 102.4MB in the beginning and 125.0MB in the end (delta: -22.5MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18233]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 04:06:22,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:06:22,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:06:22,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:06:22,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:06:22,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:06:22,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:06:22,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:06:22,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:06:22,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:06:22,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:06:22,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:06:22,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:06:22,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:06:22,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:06:22,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:06:22,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:06:22,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:06:22,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:06:22,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:06:22,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:06:22,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:06:22,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:06:22,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:06:22,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:06:22,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:06:22,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:06:22,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:06:22,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:06:22,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:06:22,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:06:22,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:06:22,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:06:22,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:06:22,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:06:22,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:06:22,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:06:22,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:06:22,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:06:22,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:06:22,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:06:22,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 04:06:22,128 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:06:22,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:06:22,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:06:22,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:06:22,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:06:22,133 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:06:22,133 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:06:22,134 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:06:22,134 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:06:22,134 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:06:22,135 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:06:22,135 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:06:22,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:06:22,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:06:22,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:06:22,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:06:22,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:06:22,137 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 04:06:22,137 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 04:06:22,137 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 04:06:22,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:06:22,137 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:06:22,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:06:22,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:06:22,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 04:06:22,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:06:22,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:06:22,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:06:22,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:06:22,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:06:22,138 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 04:06:22,138 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 04:06:22,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:06:22,139 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:06:22,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 04:06:22,139 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_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc [2022-11-03 04:06:22,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:06:22,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:06:22,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:06:22,563 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:06:22,563 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:06:22,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2022-11-03 04:06:22,648 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data/95953b846/4d3d3ef98bcd413780523de23ba0fed3/FLAGf555969f3 [2022-11-03 04:06:23,868 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:06:23,868 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2022-11-03 04:06:23,936 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data/95953b846/4d3d3ef98bcd413780523de23ba0fed3/FLAGf555969f3 [2022-11-03 04:06:24,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad16d99e-0f53-4228-81e1-ee28131b3f9e/bin/utaipan-7li7fVZpFI/data/95953b846/4d3d3ef98bcd413780523de23ba0fed3 [2022-11-03 04:06:24,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:06:24,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:06:24,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:06:24,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:06:24,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:06:24,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:06:24" (1/1) ... [2022-11-03 04:06:24,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc42900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:24, skipping insertion in model container [2022-11-03 04:06:24,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:06:24" (1/1) ... [2022-11-03 04:06:24,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:06:24,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:06:30,805 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2022-11-03 04:06:30,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dbe7314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:30, skipping insertion in model container [2022-11-03 04:06:30,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:06:30,809 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 04:06:30,811 INFO L158 Benchmark]: Toolchain (without parser) took 6725.60ms. Allocated memory was 62.9MB in the beginning and 159.4MB in the end (delta: 96.5MB). Free memory was 29.3MB in the beginning and 68.1MB in the end (delta: -38.8MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2022-11-03 04:06:30,812 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory was 44.3MB in the beginning and 44.3MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:06:30,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6722.54ms. Allocated memory was 62.9MB in the beginning and 159.4MB in the end (delta: 96.5MB). Free memory was 29.2MB in the beginning and 68.1MB in the end (delta: -39.0MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2022-11-03 04:06:30,817 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory was 44.3MB in the beginning and 44.3MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6722.54ms. Allocated memory was 62.9MB in the beginning and 159.4MB in the end (delta: 96.5MB). Free memory was 29.2MB in the beginning and 68.1MB in the end (delta: -39.0MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18233]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d 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