./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/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-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan --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 e8bc42363f74896331ced57c6df5332db0cbd833 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/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-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan --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 e8bc42363f74896331ced57c6df5332db0cbd833 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:03:28,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:03:28,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:03:29,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:03:29,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:03:29,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:03:29,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:03:29,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:03:29,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:03:29,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:03:29,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:03:29,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:03:29,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:03:29,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:03:29,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:03:29,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:03:29,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:03:29,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:03:29,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:03:29,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:03:29,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:03:29,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:03:29,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:03:29,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:03:29,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:03:29,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:03:29,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:03:29,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:03:29,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:03:29,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:03:29,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:03:29,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:03:29,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:03:29,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:03:29,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:03:29,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:03:29,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:03:29,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:03:29,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:03:29,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:03:29,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:03:29,137 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-30 02:03:29,192 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:03:29,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:03:29,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:03:29,195 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:03:29,195 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:03:29,195 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:03:29,196 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:03:29,196 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:03:29,196 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:03:29,196 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:03:29,198 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:03:29,198 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:03:29,198 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:03:29,199 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:03:29,199 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:03:29,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:03:29,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:03:29,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:03:29,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:03:29,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:03:29,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:03:29,201 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:03:29,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:03:29,202 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:03:29,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:03:29,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:03:29,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:03:29,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:03:29,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:03:29,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:03:29,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:03:29,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:03:29,206 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:03:29,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:03:29,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:03:29,207 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:03:29,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:03:29,208 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-30 02:03:29,208 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-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8bc42363f74896331ced57c6df5332db0cbd833 [2020-11-30 02:03:29,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:03:29,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:03:29,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:03:29,510 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:03:29,511 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:03:29,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i [2020-11-30 02:03:29,593 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data/516d5cc88/4e82959e1d5542da8f8916d7d113c736/FLAG56a4fbaa1 [2020-11-30 02:03:30,905 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:03:30,906 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i [2020-11-30 02:03:30,997 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data/516d5cc88/4e82959e1d5542da8f8916d7d113c736/FLAG56a4fbaa1 [2020-11-30 02:03:31,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data/516d5cc88/4e82959e1d5542da8f8916d7d113c736 [2020-11-30 02:03:31,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:03:31,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:03:31,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:03:31,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:03:31,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:03:31,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:03:31" (1/1) ... [2020-11-30 02:03:31,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e95e83a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:03:31, skipping insertion in model container [2020-11-30 02:03:31,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:03:31" (1/1) ... [2020-11-30 02:03:31,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:03:31,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:03:34,462 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: en_print [2020-11-30 02:03:34,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67874e56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:03:34, skipping insertion in model container [2020-11-30 02:03:34,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:03:34,464 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 02:03:34,467 INFO L168 Benchmark]: Toolchain (without parser) took 3413.58 ms. Allocated memory was 113.2 MB in the beginning and 167.8 MB in the end (delta: 54.5 MB). Free memory was 79.8 MB in the beginning and 95.3 MB in the end (delta: -15.5 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:34,468 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 77.6 MB. Free memory was 39.6 MB in the beginning and 39.6 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:03:34,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3409.99 ms. Allocated memory was 113.2 MB in the beginning and 167.8 MB in the end (delta: 54.5 MB). Free memory was 79.8 MB in the beginning and 95.3 MB in the end (delta: -15.5 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:34,472 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 77.6 MB. Free memory was 39.6 MB in the beginning and 39.6 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3409.99 ms. Allocated memory was 113.2 MB in the beginning and 167.8 MB in the end (delta: 54.5 MB). Free memory was 79.8 MB in the beginning and 95.3 MB in the end (delta: -15.5 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:03:37,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:03:37,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:03:37,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:03:37,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:03:37,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:03:37,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:03:37,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:03:37,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:03:37,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:03:37,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:03:37,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:03:37,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:03:37,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:03:37,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:03:37,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:03:37,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:03:37,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:03:37,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:03:37,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:03:37,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:03:37,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:03:37,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:03:37,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:03:37,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:03:37,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:03:37,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:03:37,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:03:37,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:03:37,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:03:37,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:03:37,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:03:37,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:03:37,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:03:37,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:03:37,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:03:37,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:03:37,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:03:37,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:03:37,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:03:37,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:03:37,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-30 02:03:37,312 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:03:37,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:03:37,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:03:37,315 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:03:37,315 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:03:37,316 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:03:37,316 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:03:37,316 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:03:37,316 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:03:37,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:03:37,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:03:37,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:03:37,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:03:37,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:03:37,321 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:03:37,321 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 02:03:37,321 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 02:03:37,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:03:37,322 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:03:37,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:03:37,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:03:37,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 02:03:37,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:03:37,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:03:37,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:03:37,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:03:37,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:03:37,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:03:37,325 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 02:03:37,325 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 02:03:37,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:03:37,326 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:03:37,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:03:37,326 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-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8bc42363f74896331ced57c6df5332db0cbd833 [2020-11-30 02:03:37,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:03:37,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:03:37,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:03:37,843 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:03:37,843 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:03:37,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i [2020-11-30 02:03:37,944 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data/1ae4eda6d/0cce3901e1a04d9ba18caca22551f2c7/FLAGc05b71295 [2020-11-30 02:03:39,487 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:03:39,488 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/sv-benchmarks/c/ldv-challenges/main7-linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--mellanox--mlx4--mlx4_en.ko.cil.out.i [2020-11-30 02:03:39,612 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data/1ae4eda6d/0cce3901e1a04d9ba18caca22551f2c7/FLAGc05b71295 [2020-11-30 02:03:39,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_76cb4969-995c-4b1d-97a8-13b64b6a09ed/bin/utaipan/data/1ae4eda6d/0cce3901e1a04d9ba18caca22551f2c7 [2020-11-30 02:03:39,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:03:39,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:03:39,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:03:39,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:03:40,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:03:40,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:03:39" (1/1) ... [2020-11-30 02:03:40,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@386d3ff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:03:40, skipping insertion in model container [2020-11-30 02:03:40,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:03:39" (1/1) ... [2020-11-30 02:03:40,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:03:40,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:03:43,756 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: en_print [2020-11-30 02:03:43,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1cd39356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:03:43, skipping insertion in model container [2020-11-30 02:03:43,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:03:43,758 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 02:03:43,761 INFO L168 Benchmark]: Toolchain (without parser) took 3765.51 ms. Allocated memory was 73.4 MB in the beginning and 104.9 MB in the end (delta: 31.5 MB). Free memory was 40.2 MB in the beginning and 50.7 MB in the end (delta: -10.5 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:43,762 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.1 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:03:43,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3761.93 ms. Allocated memory was 73.4 MB in the beginning and 104.9 MB in the end (delta: 31.5 MB). Free memory was 40.0 MB in the beginning and 50.7 MB in the end (delta: -10.7 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:43,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.1 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3761.93 ms. Allocated memory was 73.4 MB in the beginning and 104.9 MB in the end (delta: 31.5 MB). Free memory was 40.0 MB in the beginning and 50.7 MB in the end (delta: -10.7 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. * 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...