./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 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_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/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_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/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_52cc89aa-107d-497f-b69b-907327ecc0c1/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_52cc89aa-107d-497f-b69b-907327ecc0c1/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 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-4e7fbc6 [2022-11-23 14:22:30,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:22:30,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:22:30,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:22:30,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:22:30,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:22:30,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:22:30,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:22:30,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:22:30,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:22:30,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:22:30,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:22:30,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:22:30,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:22:30,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:22:31,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:22:31,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:22:31,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:22:31,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:22:31,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:22:31,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:22:31,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:22:31,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:22:31,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:22:31,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:22:31,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:22:31,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:22:31,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:22:31,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:22:31,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:22:31,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:22:31,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:22:31,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:22:31,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:22:31,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:22:31,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:22:31,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:22:31,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:22:31,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:22:31,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:22:31,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:22:31,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:22:31,104 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:22:31,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:22:31,105 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:22:31,105 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:22:31,106 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:22:31,106 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:22:31,106 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:22:31,106 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:22:31,107 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:22:31,107 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:22:31,108 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:22:31,108 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:22:31,108 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:22:31,109 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:22:31,109 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:22:31,109 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:22:31,109 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:22:31,109 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:22:31,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:22:31,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:22:31,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:22:31,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:22:31,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:22:31,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:22:31,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:22:31,112 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:22:31,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:22:31,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:22:31,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:22:31,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:22:31,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:22:31,114 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:22:31,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:22:31,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:22:31,114 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:22:31,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:22:31,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:22:31,115 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:22:31,115 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_52cc89aa-107d-497f-b69b-907327ecc0c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc [2022-11-23 14:22:31,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:22:31,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:22:31,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:22:31,482 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:22:31,482 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:22:31,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/../../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 [2022-11-23 14:22:34,821 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:22:35,782 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:22:35,782 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/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 [2022-11-23 14:22:35,886 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/data/8fb9c7d38/c47a50be37344c6494bdf705662cd47c/FLAG04fbc9eb6 [2022-11-23 14:22:35,906 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/data/8fb9c7d38/c47a50be37344c6494bdf705662cd47c [2022-11-23 14:22:35,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:22:35,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:22:35,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:22:35,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:22:35,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:22:35,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:35" (1/1) ... [2022-11-23 14:22:35,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bfc133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:35, skipping insertion in model container [2022-11-23 14:22:35,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:35" (1/1) ... [2022-11-23 14:22:35,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:22:36,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:22:41,870 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 14:22:41,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c3608bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:41, skipping insertion in model container [2022-11-23 14:22:41,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:22:41,872 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:22:41,874 INFO L158 Benchmark]: Toolchain (without parser) took 5962.00ms. Allocated memory was 178.3MB in the beginning and 247.5MB in the end (delta: 69.2MB). Free memory was 107.9MB in the beginning and 127.4MB in the end (delta: -19.6MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2022-11-23 14:22:41,875 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 117.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:22:41,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5957.00ms. Allocated memory was 178.3MB in the beginning and 247.5MB in the end (delta: 69.2MB). Free memory was 107.9MB in the beginning and 128.5MB in the end (delta: -20.6MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2022-11-23 14:22:41,879 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 117.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5957.00ms. Allocated memory was 178.3MB in the beginning and 247.5MB in the end (delta: 69.2MB). Free memory was 107.9MB in the beginning and 128.5MB in the end (delta: -20.6MB). Peak memory consumption was 68.4MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/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_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/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_52cc89aa-107d-497f-b69b-907327ecc0c1/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_52cc89aa-107d-497f-b69b-907327ecc0c1/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 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-4e7fbc6 [2022-11-23 14:22:44,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:22:44,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:22:44,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:22:44,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:22:44,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:22:44,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:22:44,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:22:44,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:22:44,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:22:44,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:22:44,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:22:44,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:22:44,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:22:44,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:22:44,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:22:44,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:22:44,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:22:44,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:22:44,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:22:44,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:22:44,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:22:44,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:22:44,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:22:44,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:22:44,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:22:44,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:22:44,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:22:44,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:22:44,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:22:44,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:22:44,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:22:44,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:22:44,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:22:44,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:22:44,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:22:44,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:22:44,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:22:44,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:22:44,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:22:44,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:22:44,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 14:22:44,279 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:22:44,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:22:44,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:22:44,280 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:22:44,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:22:44,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:22:44,281 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:22:44,281 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:22:44,281 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:22:44,282 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:22:44,282 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:22:44,282 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:22:44,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:22:44,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:22:44,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:22:44,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:22:44,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:22:44,284 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:22:44,284 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:22:44,284 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:22:44,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:22:44,284 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:22:44,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:22:44,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:22:44,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:22:44,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:22:44,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:22:44,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:22:44,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:22:44,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:22:44,286 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:22:44,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:22:44,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:22:44,287 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:22:44,288 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:22:44,289 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_52cc89aa-107d-497f-b69b-907327ecc0c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc [2022-11-23 14:22:44,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:22:44,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:22:44,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:22:44,686 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:22:44,686 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:22:44,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/../../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 [2022-11-23 14:22:47,757 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:22:48,694 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:22:48,695 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/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 [2022-11-23 14:22:48,777 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/data/73c320adc/7d15cbabe1854fd1b8a9d590189950eb/FLAGa607db424 [2022-11-23 14:22:48,802 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cc89aa-107d-497f-b69b-907327ecc0c1/bin/utaipan-Q6hlc19bkW/data/73c320adc/7d15cbabe1854fd1b8a9d590189950eb [2022-11-23 14:22:48,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:22:48,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:22:48,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:22:48,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:22:48,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:22:48,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:48" (1/1) ... [2022-11-23 14:22:48,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@260d5a9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:48, skipping insertion in model container [2022-11-23 14:22:48,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:48" (1/1) ... [2022-11-23 14:22:48,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:22:49,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:22:54,847 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 14:22:54,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@275934ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:54, skipping insertion in model container [2022-11-23 14:22:54,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:22:54,849 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:22:54,851 INFO L158 Benchmark]: Toolchain (without parser) took 6041.48ms. Allocated memory was 83.9MB in the beginning and 130.0MB in the end (delta: 46.1MB). Free memory was 51.6MB in the beginning and 43.0MB in the end (delta: 8.6MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2022-11-23 14:22:54,851 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:22:54,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6037.04ms. Allocated memory was 83.9MB in the beginning and 130.0MB in the end (delta: 46.1MB). Free memory was 51.3MB in the beginning and 43.0MB in the end (delta: 8.3MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2022-11-23 14:22:54,854 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6037.04ms. Allocated memory was 83.9MB in the beginning and 130.0MB in the end (delta: 46.1MB). Free memory was 51.3MB in the beginning and 43.0MB in the end (delta: 8.3MB). Peak memory consumption was 59.2MB. 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