./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P --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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:22:56,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:22:56,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:22:56,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:22:56,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:22:56,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:22:56,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:22:56,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:22:56,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:22:56,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:22:56,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:22:56,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:22:56,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:22:56,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:22:56,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:22:56,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:22:56,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:22:56,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:22:56,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:22:56,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:22:56,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:22:56,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:22:56,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:22:56,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:22:56,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:22:56,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:22:56,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:22:56,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:22:56,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:22:56,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:22:56,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:22:56,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:22:56,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:22:56,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:22:56,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:22:56,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:22:56,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:22:56,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:22:56,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:22:56,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:22:56,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:22:56,979 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:22:57,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:22:57,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:22:57,031 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:22:57,031 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:22:57,038 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:22:57,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:22:57,039 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:22:57,039 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:22:57,039 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:22:57,040 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:22:57,041 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:22:57,041 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:22:57,041 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:22:57,041 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:22:57,042 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:22:57,042 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:22:57,042 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:22:57,042 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:22:57,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:22:57,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:22:57,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:22:57,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:22:57,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:22:57,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:22:57,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:22:57,045 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:22:57,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:22:57,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:22:57,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:22:57,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:22:57,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:22:57,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:22:57,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:22:57,048 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:22:57,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:22:57,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:22:57,049 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:22:57,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:22:57,049 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_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-21 01:22:57,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:22:57,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:22:57,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:22:57,369 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:22:57,369 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:22:57,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-21 01:22:57,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data/11ecf30f2/f9a384e94a614f00beb99150403cfe58/FLAG0a9b4f851 [2021-11-21 01:22:58,181 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:22:58,182 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-21 01:22:58,229 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data/11ecf30f2/f9a384e94a614f00beb99150403cfe58/FLAG0a9b4f851 [2021-11-21 01:22:58,303 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data/11ecf30f2/f9a384e94a614f00beb99150403cfe58 [2021-11-21 01:22:58,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:22:58,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:22:58,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:22:58,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:22:58,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:22:58,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:22:58" (1/1) ... [2021-11-21 01:22:58,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1524c568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:22:58, skipping insertion in model container [2021-11-21 01:22:58,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:22:58" (1/1) ... [2021-11-21 01:22:58,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:22:58,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:22:59,668 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-21 01:22:59,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40f6f36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:22:59, skipping insertion in model container [2021-11-21 01:22:59,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:22:59,670 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-21 01:22:59,672 INFO L158 Benchmark]: Toolchain (without parser) took 1359.54ms. Allocated memory is still 109.1MB. Free memory was 65.3MB in the beginning and 67.6MB in the end (delta: -2.3MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-11-21 01:22:59,672 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 86.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:22:59,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1355.81ms. Allocated memory is still 109.1MB. Free memory was 65.1MB in the beginning and 67.6MB in the end (delta: -2.5MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-11-21 01:22:59,675 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 86.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1355.81ms. Allocated memory is still 109.1MB. Free memory was 65.1MB in the beginning and 67.6MB in the end (delta: -2.5MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P --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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:23:01,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:23:01,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:23:02,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:23:02,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:23:02,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:23:02,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:23:02,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:23:02,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:23:02,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:23:02,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:23:02,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:23:02,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:23:02,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:23:02,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:23:02,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:23:02,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:23:02,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:23:02,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:23:02,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:23:02,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:23:02,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:23:02,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:23:02,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:23:02,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:23:02,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:23:02,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:23:02,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:23:02,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:23:02,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:23:02,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:23:02,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:23:02,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:23:02,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:23:02,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:23:02,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:23:02,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:23:02,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:23:02,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:23:02,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:23:02,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:23:02,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-21 01:23:02,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:23:02,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:23:02,117 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:23:02,117 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:23:02,118 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:23:02,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:23:02,119 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:23:02,119 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:23:02,119 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:23:02,119 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:23:02,120 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:23:02,120 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:23:02,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:23:02,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:23:02,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:23:02,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:23:02,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:23:02,123 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 01:23:02,123 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 01:23:02,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:23:02,124 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:23:02,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:23:02,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:23:02,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-21 01:23:02,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:23:02,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:23:02,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:23:02,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:23:02,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:23:02,126 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 01:23:02,126 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 01:23:02,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:23:02,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:23:02,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:23:02,127 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_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-21 01:23:02,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:23:02,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:23:02,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:23:02,572 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:23:02,573 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:23:02,574 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-21 01:23:02,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data/8daa5be3b/5f65946563f44798b392abd0350020a9/FLAG455bef16f [2021-11-21 01:23:03,533 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:23:03,537 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-21 01:23:03,587 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data/8daa5be3b/5f65946563f44798b392abd0350020a9/FLAG455bef16f [2021-11-21 01:23:03,649 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9488adb8-5302-42b4-9db5-2dc09334547b/bin/utaipan-TEXQjIfE4P/data/8daa5be3b/5f65946563f44798b392abd0350020a9 [2021-11-21 01:23:03,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:23:03,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:23:03,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:23:03,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:23:03,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:23:03,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:23:03" (1/1) ... [2021-11-21 01:23:03,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1553f849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:23:03, skipping insertion in model container [2021-11-21 01:23:03,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:23:03" (1/1) ... [2021-11-21 01:23:03,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:23:03,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:23:05,035 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-21 01:23:05,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16545307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:23:05, skipping insertion in model container [2021-11-21 01:23:05,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:23:05,036 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-21 01:23:05,039 INFO L158 Benchmark]: Toolchain (without parser) took 1384.38ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.2MB in the beginning and 37.9MB in the end (delta: -11.7MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2021-11-21 01:23:05,039 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:23:05,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1370.87ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 37.8MB in the beginning and 37.9MB in the end (delta: -115.5kB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-11-21 01:23:05,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1370.87ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 37.8MB in the beginning and 37.9MB in the end (delta: -115.5kB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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