./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/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_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 07:18:02,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:18:02,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:18:02,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:18:02,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:18:02,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:18:02,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:18:02,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:18:02,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:18:02,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:18:02,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:18:02,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:18:02,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:18:02,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:18:02,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:18:02,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:18:02,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:18:02,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:18:02,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:18:02,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:18:02,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:18:02,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:18:02,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:18:02,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:18:02,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:18:02,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:18:02,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:18:02,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:18:02,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:18:02,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:18:02,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:18:02,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:18:02,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:18:02,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:18:02,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:18:02,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:18:02,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:18:02,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:18:02,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:18:02,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:18:02,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:18:02,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:18:02,686 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:18:02,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:18:02,687 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:18:02,687 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:18:02,688 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:18:02,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:18:02,688 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:18:02,689 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:18:02,689 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:18:02,689 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:18:02,689 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:18:02,689 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:18:02,690 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:18:02,690 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:18:02,690 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:18:02,690 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:18:02,691 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:18:02,691 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:18:02,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:18:02,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:18:02,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:18:02,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:18:02,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:18:02,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:18:02,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:18:02,696 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:18:02,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:18:02,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:18:02,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:18:02,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:18:02,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:18:02,697 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:18:02,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:18:02,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:18:02,700 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:18:02,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:18:02,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:18:02,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:18:02,701 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_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2022-11-19 07:18:02,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:18:03,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:18:03,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:18:03,020 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:18:03,021 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:18:03,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-19 07:18:03,121 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data/28da0f644/05324a1b77844cb5981bf7cada8b5340/FLAGae3ebeb17 [2022-11-19 07:18:04,007 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:18:04,008 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-19 07:18:04,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data/28da0f644/05324a1b77844cb5981bf7cada8b5340/FLAGae3ebeb17 [2022-11-19 07:18:04,554 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data/28da0f644/05324a1b77844cb5981bf7cada8b5340 [2022-11-19 07:18:04,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:18:04,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:18:04,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:18:04,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:18:04,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:18:04,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:18:04" (1/1) ... [2022-11-19 07:18:04,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bee081a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:18:04, skipping insertion in model container [2022-11-19 07:18:04,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:18:04" (1/1) ... [2022-11-19 07:18:04,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:18:04,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:18:06,215 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-19 07:18:06,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@657c5c27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:18:06, skipping insertion in model container [2022-11-19 07:18:06,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:18:06,218 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:18:06,220 INFO L158 Benchmark]: Toolchain (without parser) took 1661.73ms. Allocated memory is still 130.0MB. Free memory was 91.9MB in the beginning and 90.5MB in the end (delta: 1.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-19 07:18:06,222 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:18:06,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1655.72ms. Allocated memory is still 130.0MB. Free memory was 91.9MB in the beginning and 90.5MB in the end (delta: 1.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-19 07:18:06,226 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1655.72ms. Allocated memory is still 130.0MB. Free memory was 91.9MB in the beginning and 90.5MB in the end (delta: 1.4MB). 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/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_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 07:18:08,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:18:08,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:18:08,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:18:08,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:18:08,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:18:08,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:18:08,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:18:08,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:18:08,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:18:08,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:18:08,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:18:08,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:18:08,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:18:08,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:18:08,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:18:08,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:18:08,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:18:08,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:18:08,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:18:08,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:18:08,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:18:08,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:18:08,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:18:08,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:18:08,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:18:08,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:18:08,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:18:08,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:18:08,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:18:08,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:18:08,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:18:08,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:18:08,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:18:08,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:18:08,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:18:08,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:18:08,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:18:08,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:18:08,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:18:08,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:18:08,586 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:18:08,627 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:18:08,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:18:08,629 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:18:08,629 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:18:08,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:18:08,631 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:18:08,631 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:18:08,631 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:18:08,631 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:18:08,632 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:18:08,633 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:18:08,633 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:18:08,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:18:08,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:18:08,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:18:08,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:18:08,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:18:08,636 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:18:08,636 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:18:08,636 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:18:08,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:18:08,637 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:18:08,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:18:08,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:18:08,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:18:08,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:18:08,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:18:08,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:18:08,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:18:08,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:18:08,639 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:18:08,639 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:18:08,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:18:08,640 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:18:08,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:18:08,640 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_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2022-11-19 07:18:09,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:18:09,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:18:09,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:18:09,071 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:18:09,075 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:18:09,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-19 07:18:09,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data/5623838d9/96331e7208f3436185ebc5aa28c5239a/FLAG107b970c2 [2022-11-19 07:18:10,020 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:18:10,021 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2022-11-19 07:18:10,049 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data/5623838d9/96331e7208f3436185ebc5aa28c5239a/FLAG107b970c2 [2022-11-19 07:18:10,108 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f8e352-0ed1-4dfa-ab85-2a68935cef20/bin/utaipan-I9t0OCRTmS/data/5623838d9/96331e7208f3436185ebc5aa28c5239a [2022-11-19 07:18:10,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:18:10,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:18:10,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:18:10,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:18:10,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:18:10,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:18:10" (1/1) ... [2022-11-19 07:18:10,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cb15183 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:18:10, skipping insertion in model container [2022-11-19 07:18:10,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:18:10" (1/1) ... [2022-11-19 07:18:10,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:18:10,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:18:11,507 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-19 07:18:11,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4781bdc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:18:11, skipping insertion in model container [2022-11-19 07:18:11,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:18:11,509 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:18:11,511 INFO L158 Benchmark]: Toolchain (without parser) took 1396.15ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 42.6MB in the beginning and 67.1MB in the end (delta: -24.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-11-19 07:18:11,512 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 49.4MB in the beginning and 49.4MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:18:11,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1391.64ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 42.3MB in the beginning and 67.1MB in the end (delta: -24.8MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-11-19 07:18:11,515 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 67.1MB. Free memory was 49.4MB in the beginning and 49.4MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1391.64ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 42.3MB in the beginning and 67.1MB in the end (delta: -24.8MB). Peak memory consumption was 13.4MB. 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