./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:55:20,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:55:20,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:55:20,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:55:20,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:55:20,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:55:20,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:55:20,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:55:20,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:55:20,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:55:20,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:55:20,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:55:20,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:55:20,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:55:20,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:55:20,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:55:20,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:55:20,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:55:20,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:55:20,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:55:20,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:55:20,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:55:20,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:55:20,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:55:20,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:55:20,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:55:20,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:55:20,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:55:20,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:55:20,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:55:20,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:55:20,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:55:20,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:55:20,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:55:20,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:55:20,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:55:20,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:55:20,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:55:20,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:55:20,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:55:20,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:55:20,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 01:55:20,282 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:55:20,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:55:20,283 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:55:20,284 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:55:20,285 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:55:20,285 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:55:20,285 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:55:20,286 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:55:20,286 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:55:20,286 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:55:20,287 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:55:20,287 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:55:20,287 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:55:20,288 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:55:20,288 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:55:20,288 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:55:20,288 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:55:20,289 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:55:20,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:55:20,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:55:20,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:55:20,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:55:20,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:55:20,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:55:20,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:55:20,291 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:55:20,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:55:20,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:55:20,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:55:20,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:55:20,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:55:20,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:55:20,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:55:20,295 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:55:20,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:55:20,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:55:20,295 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:55:20,296 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:55:20,296 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_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 [2021-11-23 01:55:20,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:55:20,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:55:20,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:55:20,638 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:55:20,639 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:55:20,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-23 01:55:20,733 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data/4f5e0f8ef/7cbb97a11bef4ae0a8506443495621b5/FLAG00d6a6a5c [2021-11-23 01:55:21,712 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:55:21,713 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-23 01:55:21,765 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data/4f5e0f8ef/7cbb97a11bef4ae0a8506443495621b5/FLAG00d6a6a5c [2021-11-23 01:55:22,182 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data/4f5e0f8ef/7cbb97a11bef4ae0a8506443495621b5 [2021-11-23 01:55:22,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:55:22,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:55:22,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:55:22,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:55:22,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:55:22,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:22" (1/1) ... [2021-11-23 01:55:22,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f31492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:22, skipping insertion in model container [2021-11-23 01:55:22,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:22" (1/1) ... [2021-11-23 01:55:22,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:55:22,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:55:24,232 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 01:55:24,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@112915aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:24, skipping insertion in model container [2021-11-23 01:55:24,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:55:24,234 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:55:24,236 INFO L158 Benchmark]: Toolchain (without parser) took 2048.70ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 49.1MB in the beginning and 62.0MB in the end (delta: -12.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-23 01:55:24,237 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 61.3MB in the beginning and 61.2MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:55:24,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2045.84ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 48.9MB in the beginning and 62.0MB in the end (delta: -13.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-23 01:55:24,241 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 61.3MB in the beginning and 61.2MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2045.84ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 48.9MB in the beginning and 62.0MB in the end (delta: -13.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:55:26,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:55:26,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:55:26,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:55:26,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:55:26,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:55:26,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:55:26,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:55:26,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:55:26,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:55:26,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:55:26,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:55:26,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:55:26,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:55:26,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:55:26,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:55:26,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:55:26,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:55:26,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:55:26,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:55:26,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:55:26,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:55:26,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:55:26,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:55:26,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:55:26,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:55:26,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:55:26,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:55:26,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:55:26,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:55:26,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:55:26,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:55:26,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:55:26,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:55:26,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:55:26,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:55:26,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:55:26,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:55:26,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:55:26,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:55:26,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:55:26,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 01:55:27,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:55:27,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:55:27,038 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:55:27,038 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:55:27,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:55:27,040 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:55:27,040 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:55:27,040 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:55:27,041 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:55:27,041 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:55:27,042 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:55:27,042 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:55:27,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:55:27,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:55:27,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:55:27,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:55:27,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:55:27,045 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:55:27,046 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:55:27,047 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:55:27,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:55:27,047 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:55:27,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:55:27,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:55:27,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 01:55:27,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:55:27,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:55:27,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:55:27,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:55:27,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:55:27,049 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:55:27,049 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:55:27,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:55:27,050 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:55:27,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:55:27,051 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_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 [2021-11-23 01:55:27,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:55:27,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:55:27,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:55:27,518 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:55:27,519 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:55:27,520 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-23 01:55:27,609 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data/a108a61b2/b6fcb139eaa440318b54507e8cba6344/FLAGfdff83336 [2021-11-23 01:55:28,662 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:55:28,663 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-23 01:55:28,710 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data/a108a61b2/b6fcb139eaa440318b54507e8cba6344/FLAGfdff83336 [2021-11-23 01:55:29,117 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e95d61fa-f252-4ea9-a54a-d2cc06b243ee/bin/utaipan-EQgc7hIp5V/data/a108a61b2/b6fcb139eaa440318b54507e8cba6344 [2021-11-23 01:55:29,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:55:29,121 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:55:29,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:55:29,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:55:29,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:55:29,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:29" (1/1) ... [2021-11-23 01:55:29,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87e88c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:29, skipping insertion in model container [2021-11-23 01:55:29,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:29" (1/1) ... [2021-11-23 01:55:29,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:55:29,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:55:31,384 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 01:55:31,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46c4c778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:31, skipping insertion in model container [2021-11-23 01:55:31,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:55:31,386 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:55:31,394 INFO L158 Benchmark]: Toolchain (without parser) took 2266.38ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 32.5MB in the beginning and 38.5MB in the end (delta: -6.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 01:55:31,395 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:55:31,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2263.66ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 32.2MB in the beginning and 38.5MB in the end (delta: -6.3MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 01:55:31,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2263.66ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 32.2MB in the beginning and 38.5MB in the end (delta: -6.3MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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