./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V --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 7faa7ff2211dcb507a51f087db303b367e9dbcfc972ee480f080605ab5c5be31 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:50:08,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:50:08,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:50:08,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:50:09,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:50:09,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:50:09,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:50:09,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:50:09,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:50:09,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:50:09,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:50:09,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:50:09,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:50:09,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:50:09,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:50:09,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:50:09,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:50:09,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:50:09,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:50:09,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:50:09,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:50:09,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:50:09,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:50:09,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:50:09,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:50:09,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:50:09,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:50:09,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:50:09,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:50:09,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:50:09,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:50:09,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:50:09,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:50:09,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:50:09,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:50:09,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:50:09,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:50:09,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:50:09,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:50:09,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:50:09,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:50:09,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 01:50:09,161 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:50:09,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:50:09,163 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:50:09,163 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:50:09,171 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:50:09,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:50:09,173 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:50:09,173 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:50:09,173 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:50:09,173 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:50:09,175 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:50:09,175 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:50:09,175 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:50:09,176 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:50:09,176 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:50:09,176 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:50:09,176 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:50:09,177 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:50:09,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:50:09,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:50:09,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:50:09,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:50:09,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:50:09,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:50:09,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:50:09,180 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:50:09,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:50:09,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:50:09,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:50:09,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:50:09,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:50:09,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:50:09,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:50:09,197 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:50:09,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:50:09,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:50:09,197 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:50:09,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:50:09,198 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7faa7ff2211dcb507a51f087db303b367e9dbcfc972ee480f080605ab5c5be31 [2021-11-23 01:50:09,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:50:09,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:50:09,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:50:09,518 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:50:09,519 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:50:09,520 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i [2021-11-23 01:50:09,579 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data/70265194d/ea27c7f393ee4684a88bd60f40242cb0/FLAG20dd8fea8 [2021-11-23 01:50:11,141 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:50:11,142 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i [2021-11-23 01:50:11,210 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data/70265194d/ea27c7f393ee4684a88bd60f40242cb0/FLAG20dd8fea8 [2021-11-23 01:50:11,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data/70265194d/ea27c7f393ee4684a88bd60f40242cb0 [2021-11-23 01:50:11,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:50:11,542 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:50:11,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:50:11,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:50:11,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:50:11,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:11" (1/1) ... [2021-11-23 01:50:11,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19860d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:11, skipping insertion in model container [2021-11-23 01:50:11,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:11" (1/1) ... [2021-11-23 01:50:11,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:50:11,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:50:14,782 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: en_print [2021-11-23 01:50:14,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25de54b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:14, skipping insertion in model container [2021-11-23 01:50:14,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:50:14,784 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:50:14,787 INFO L158 Benchmark]: Toolchain (without parser) took 3243.31ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 68.0MB in the beginning and 84.7MB in the end (delta: -16.8MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2021-11-23 01:50:14,788 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 58.0MB in the beginning and 58.0MB in the end (delta: 40.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:50:14,790 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3240.40ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 67.8MB in the beginning and 84.7MB in the end (delta: -17.0MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2021-11-23 01:50:14,792 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 58.0MB in the beginning and 58.0MB in the end (delta: 40.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3240.40ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 67.8MB in the beginning and 84.7MB in the end (delta: -17.0MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8033]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: en_print 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V --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 7faa7ff2211dcb507a51f087db303b367e9dbcfc972ee480f080605ab5c5be31 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:50:17,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:50:17,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:50:17,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:50:17,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:50:17,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:50:17,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:50:17,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:50:17,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:50:17,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:50:17,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:50:17,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:50:17,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:50:17,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:50:17,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:50:17,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:50:17,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:50:17,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:50:17,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:50:17,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:50:17,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:50:17,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:50:17,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:50:17,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:50:17,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:50:17,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:50:17,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:50:17,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:50:17,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:50:17,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:50:17,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:50:17,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:50:17,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:50:17,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:50:17,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:50:17,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:50:17,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:50:17,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:50:17,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:50:17,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:50:17,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:50:17,633 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 01:50:17,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:50:17,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:50:17,684 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:50:17,684 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:50:17,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:50:17,686 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:50:17,686 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:50:17,686 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:50:17,687 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:50:17,687 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:50:17,688 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:50:17,689 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:50:17,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:50:17,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:50:17,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:50:17,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:50:17,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:50:17,692 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:50:17,693 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:50:17,693 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:50:17,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:50:17,693 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:50:17,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:50:17,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:50:17,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 01:50:17,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:50:17,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:50:17,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:50:17,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:50:17,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:50:17,696 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:50:17,696 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:50:17,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:50:17,698 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:50:17,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:50:17,698 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_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7faa7ff2211dcb507a51f087db303b367e9dbcfc972ee480f080605ab5c5be31 [2021-11-23 01:50:18,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:50:18,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:50:18,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:50:18,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:50:18,272 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:50:18,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i [2021-11-23 01:50:18,376 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data/bd38a816b/6389cecca01d4044ad3813aa5dc5f72a/FLAG0133bd4ab [2021-11-23 01:50:19,875 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:50:19,876 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i [2021-11-23 01:50:19,990 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data/bd38a816b/6389cecca01d4044ad3813aa5dc5f72a/FLAG0133bd4ab [2021-11-23 01:50:20,347 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e46be1df-5cc6-4b3b-8919-701938cc5381/bin/utaipan-EQgc7hIp5V/data/bd38a816b/6389cecca01d4044ad3813aa5dc5f72a [2021-11-23 01:50:20,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:50:20,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:50:20,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:50:20,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:50:20,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:50:20,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:20" (1/1) ... [2021-11-23 01:50:20,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26bdc7a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:20, skipping insertion in model container [2021-11-23 01:50:20,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:20" (1/1) ... [2021-11-23 01:50:20,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:50:20,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:50:23,910 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: en_print [2021-11-23 01:50:23,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@761fa49f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:23, skipping insertion in model container [2021-11-23 01:50:23,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:50:23,913 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:50:23,915 INFO L158 Benchmark]: Toolchain (without parser) took 3562.77ms. Allocated memory was 69.2MB in the beginning and 155.2MB in the end (delta: 86.0MB). Free memory was 40.3MB in the beginning and 107.1MB in the end (delta: -66.9MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2021-11-23 01:50:23,916 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 69.2MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:50:23,918 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3559.66ms. Allocated memory was 69.2MB in the beginning and 155.2MB in the end (delta: 86.0MB). Free memory was 40.0MB in the beginning and 107.1MB in the end (delta: -67.1MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2021-11-23 01:50:23,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 69.2MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3559.66ms. Allocated memory was 69.2MB in the beginning and 155.2MB in the end (delta: 86.0MB). Free memory was 40.0MB in the beginning and 107.1MB in the end (delta: -67.1MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8033]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: en_print 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