./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/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_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:40:51,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:40:51,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:40:51,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:40:51,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:40:51,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:40:51,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:40:51,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:40:51,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:40:51,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:40:51,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:40:51,546 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:40:51,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:40:51,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:40:51,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:40:51,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:40:51,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:40:51,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:40:51,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:40:51,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:40:51,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:40:51,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:40:51,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:40:51,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:40:51,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:40:51,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:40:51,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:40:51,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:40:51,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:40:51,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:40:51,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:40:51,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:40:51,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:40:51,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:40:51,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:40:51,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:40:51,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:40:51,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:40:51,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:40:51,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:40:51,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:40:51,602 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:40:51,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:40:51,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:40:51,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:40:51,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:40:51,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:40:51,659 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:40:51,659 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:40:51,659 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:40:51,660 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:40:51,660 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:40:51,661 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:40:51,661 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:40:51,661 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:40:51,662 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:40:51,662 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:40:51,662 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:40:51,662 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:40:51,662 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:40:51,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:40:51,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:40:51,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:40:51,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:40:51,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:40:51,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:40:51,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:40:51,666 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:40:51,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:40:51,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:40:51,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:40:51,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:40:51,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:40:51,668 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:40:51,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:40:51,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:40:51,668 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:40:51,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:40:51,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:40:51,669 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:40:51,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2022-10-17 17:40:51,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:40:52,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:40:52,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:40:52,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:40:52,035 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:40:52,037 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-10-17 17:40:52,111 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data/183bb9610/a46affb847ed456e94ec4518e21379b3/FLAG394f5d157 [2022-10-17 17:40:52,919 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:40:52,919 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-10-17 17:40:52,948 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data/183bb9610/a46affb847ed456e94ec4518e21379b3/FLAG394f5d157 [2022-10-17 17:40:53,004 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data/183bb9610/a46affb847ed456e94ec4518e21379b3 [2022-10-17 17:40:53,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:40:53,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:40:53,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:40:53,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:40:53,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:40:53,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:40:53" (1/1) ... [2022-10-17 17:40:53,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@908d386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:40:53, skipping insertion in model container [2022-10-17 17:40:53,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:40:53" (1/1) ... [2022-10-17 17:40:53,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:40:53,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:40:54,855 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-10-17 17:40:54,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f776a75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:40:54, skipping insertion in model container [2022-10-17 17:40:54,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:40:54,857 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:40:54,860 INFO L158 Benchmark]: Toolchain (without parser) took 1848.93ms. Allocated memory is still 111.1MB. Free memory was 66.2MB in the beginning and 66.9MB in the end (delta: -705.0kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 17:40:54,861 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:40:54,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1844.58ms. Allocated memory is still 111.1MB. Free memory was 66.0MB in the beginning and 66.9MB in the end (delta: -840.9kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 17:40:54,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1844.58ms. Allocated memory is still 111.1MB. Free memory was 66.0MB in the beginning and 66.9MB in the end (delta: -840.9kB). Peak memory consumption was 14.7MB. 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_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/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_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:40:57,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:40:57,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:40:57,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:40:57,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:40:57,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:40:57,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:40:57,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:40:57,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:40:57,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:40:57,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:40:57,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:40:57,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:40:57,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:40:57,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:40:57,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:40:57,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:40:57,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:40:57,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:40:57,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:40:57,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:40:57,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:40:57,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:40:57,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:40:57,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:40:57,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:40:57,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:40:57,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:40:57,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:40:57,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:40:57,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:40:57,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:40:57,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:40:57,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:40:57,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:40:57,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:40:57,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:40:57,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:40:57,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:40:57,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:40:57,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:40:57,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-10-17 17:40:57,291 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:40:57,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:40:57,293 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:40:57,294 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:40:57,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:40:57,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:40:57,295 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:40:57,296 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:40:57,296 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:40:57,296 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:40:57,297 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:40:57,297 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:40:57,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:40:57,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:40:57,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:40:57,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:40:57,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:40:57,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:40:57,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:40:57,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:40:57,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:40:57,301 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:40:57,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:40:57,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:40:57,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:40:57,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:40:57,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:40:57,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:40:57,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:40:57,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:40:57,304 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:40:57,304 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:40:57,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:40:57,305 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:40:57,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:40:57,305 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_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2022-10-17 17:40:57,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:40:57,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:40:57,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:40:57,740 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:40:57,741 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:40:57,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-10-17 17:40:57,811 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data/285da6424/3386f0b7aa1a4f1594c772bd06f2bc23/FLAG8ce7eff7e [2022-10-17 17:40:58,623 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:40:58,623 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-10-17 17:40:58,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data/285da6424/3386f0b7aa1a4f1594c772bd06f2bc23/FLAG8ce7eff7e [2022-10-17 17:40:59,188 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86192e54-d3bb-4407-9004-c645666052f5/bin/utaipan-G1rejxKTta/data/285da6424/3386f0b7aa1a4f1594c772bd06f2bc23 [2022-10-17 17:40:59,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:40:59,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:40:59,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:40:59,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:40:59,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:40:59,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:40:59" (1/1) ... [2022-10-17 17:40:59,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21fc897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:40:59, skipping insertion in model container [2022-10-17 17:40:59,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:40:59" (1/1) ... [2022-10-17 17:40:59,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:40:59,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:41:00,738 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-10-17 17:41:00,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c5adbbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:00, skipping insertion in model container [2022-10-17 17:41:00,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:41:00,742 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:41:00,744 INFO L158 Benchmark]: Toolchain (without parser) took 1550.92ms. Allocated memory is still 60.8MB. Free memory was 34.1MB in the beginning and 28.3MB in the end (delta: 5.9MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-10-17 17:41:00,746 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:41:00,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1548.44ms. Allocated memory is still 60.8MB. Free memory was 34.0MB in the beginning and 28.3MB in the end (delta: 5.7MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-10-17 17:41:00,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1548.44ms. Allocated memory is still 60.8MB. Free memory was 34.0MB in the beginning and 28.3MB in the end (delta: 5.7MB). Peak memory consumption was 11.4MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN