./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-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/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_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/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_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/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 16f5be18487454fe33d26dc5a16d34e2ee920745c7d5ea3769e38abfb753065b --- 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 15:36:08,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:36:08,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:36:08,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:36:08,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:36:08,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:36:08,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:36:08,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:36:08,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:36:08,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:36:08,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:36:08,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:36:08,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:36:08,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:36:08,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:36:08,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:36:08,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:36:08,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:36:08,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:36:08,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:36:08,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:36:08,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:36:08,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:36:08,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:36:08,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:36:08,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:36:08,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:36:08,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:36:08,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:36:08,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:36:08,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:36:08,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:36:08,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:36:08,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:36:08,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:36:08,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:36:08,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:36:08,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:36:08,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:36:08,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:36:08,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:36:08,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:36:08,724 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:36:08,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:36:08,725 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:36:08,725 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:36:08,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:36:08,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:36:08,726 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:36:08,727 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:36:08,727 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:36:08,727 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:36:08,727 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:36:08,727 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:36:08,727 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:36:08,728 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:36:08,728 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:36:08,728 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:36:08,728 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:36:08,729 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:36:08,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:36:08,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:36:08,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:36:08,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:36:08,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:36:08,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:36:08,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:36:08,731 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:36:08,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:36:08,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:36:08,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:36:08,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:36:08,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:36:08,732 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:36:08,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:36:08,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:36:08,733 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:36:08,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:36:08,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:36:08,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:36:08,733 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_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16f5be18487454fe33d26dc5a16d34e2ee920745c7d5ea3769e38abfb753065b [2022-11-23 15:36:09,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:36:09,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:36:09,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:36:09,161 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:36:09,161 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:36:09,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2022-11-23 15:36:12,681 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:36:13,647 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:36:13,648 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2022-11-23 15:36:13,752 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/data/bdbaa7dca/7bead7723ebc4d2eafe32b3fe544cc03/FLAG038b13b06 [2022-11-23 15:36:13,773 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/data/bdbaa7dca/7bead7723ebc4d2eafe32b3fe544cc03 [2022-11-23 15:36:13,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:36:13,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:36:13,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:36:13,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:36:13,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:36:13,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:13" (1/1) ... [2022-11-23 15:36:13,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57bf7e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:13, skipping insertion in model container [2022-11-23 15:36:13,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:13" (1/1) ... [2022-11-23 15:36:13,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:36:14,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:36:20,197 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2022-11-23 15:36:20,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72573593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:20, skipping insertion in model container [2022-11-23 15:36:20,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:36:20,199 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:36:20,202 INFO L158 Benchmark]: Toolchain (without parser) took 6422.69ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 83.2MB in the beginning and 120.3MB in the end (delta: -37.0MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. [2022-11-23 15:36:20,203 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:36:20,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6418.94ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 82.8MB in the beginning and 120.3MB in the end (delta: -37.5MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. [2022-11-23 15:36:20,206 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6418.94ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 82.8MB in the beginning and 120.3MB in the end (delta: -37.5MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 17951]: 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_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/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_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/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_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/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 16f5be18487454fe33d26dc5a16d34e2ee920745c7d5ea3769e38abfb753065b --- 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 15:36:22,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:36:22,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:36:22,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:36:22,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:36:22,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:36:22,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:36:22,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:36:22,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:36:22,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:36:22,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:36:22,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:36:22,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:36:22,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:36:22,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:36:22,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:36:22,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:36:22,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:36:22,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:36:22,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:36:22,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:36:22,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:36:22,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:36:22,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:36:22,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:36:22,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:36:22,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:36:22,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:36:22,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:36:22,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:36:22,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:36:22,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:36:22,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:36:22,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:36:22,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:36:22,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:36:22,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:36:22,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:36:22,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:36:22,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:36:22,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:36:22,875 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 15:36:22,926 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:36:22,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:36:22,928 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:36:22,929 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:36:22,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:36:22,930 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:36:22,930 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:36:22,931 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:36:22,931 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:36:22,931 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:36:22,932 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:36:22,933 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:36:22,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:36:22,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:36:22,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:36:22,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:36:22,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:36:22,936 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:36:22,936 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:36:22,936 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:36:22,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:36:22,937 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:36:22,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:36:22,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:36:22,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:36:22,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:36:22,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:36:22,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:36:22,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:36:22,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:36:22,940 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:36:22,940 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:36:22,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:36:22,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:36:22,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:36:22,941 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_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16f5be18487454fe33d26dc5a16d34e2ee920745c7d5ea3769e38abfb753065b [2022-11-23 15:36:23,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:36:23,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:36:23,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:36:23,469 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:36:23,470 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:36:23,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2022-11-23 15:36:26,997 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:36:27,997 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:36:27,997 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2022-11-23 15:36:28,083 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/data/27974f399/e0c3574313764b348d1f10d2682ac5a8/FLAG81cb717af [2022-11-23 15:36:28,106 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0e601fb-7c65-4b3c-a8fe-c7bb20484987/bin/utaipan-Q6hlc19bkW/data/27974f399/e0c3574313764b348d1f10d2682ac5a8 [2022-11-23 15:36:28,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:36:28,111 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:36:28,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:36:28,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:36:28,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:36:28,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:28" (1/1) ... [2022-11-23 15:36:28,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c28c801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:28, skipping insertion in model container [2022-11-23 15:36:28,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:28" (1/1) ... [2022-11-23 15:36:28,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:36:28,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:36:34,462 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2022-11-23 15:36:34,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7097d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34, skipping insertion in model container [2022-11-23 15:36:34,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:36:34,464 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:36:34,466 INFO L158 Benchmark]: Toolchain (without parser) took 6354.27ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 40.4MB in the beginning and 93.4MB in the end (delta: -53.0MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2022-11-23 15:36:34,467 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:36:34,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6351.17ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 40.2MB in the beginning and 93.4MB in the end (delta: -53.2MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2022-11-23 15:36:34,470 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6351.17ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 40.2MB in the beginning and 93.4MB in the end (delta: -53.2MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 17951]: 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