./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 --- 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-b5237d8 [2022-11-22 01:17:14,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:17:14,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:17:14,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:17:14,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:17:14,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:17:14,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:17:14,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:17:14,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:17:14,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:17:14,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:17:14,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:17:14,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:17:14,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:17:14,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:17:14,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:17:14,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:17:14,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:17:14,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:17:14,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:17:14,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:17:14,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:17:14,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:17:14,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:17:14,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:17:14,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:17:14,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:17:14,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:17:14,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:17:14,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:17:14,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:17:14,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:17:14,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:17:14,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:17:14,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:17:14,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:17:14,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:17:14,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:17:14,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:17:14,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:17:14,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:17:14,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 01:17:14,663 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:17:14,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:17:14,664 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:17:14,664 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:17:14,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:17:14,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:17:14,666 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:17:14,666 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:17:14,666 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:17:14,666 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:17:14,667 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:17:14,667 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:17:14,667 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:17:14,668 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:17:14,668 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:17:14,668 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:17:14,668 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:17:14,669 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:17:14,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:17:14,670 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:17:14,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:17:14,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:17:14,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:17:14,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:17:14,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:17:14,671 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 01:17:14,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:17:14,672 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:17:14,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:17:14,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:17:14,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:17:14,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:17:14,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:17:14,674 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:17:14,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:17:14,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:17:14,675 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:17:14,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:17:14,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:17:14,675 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:17:14,676 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_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-22 01:17:14,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:17:14,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:17:14,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:17:14,984 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:17:14,985 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:17:14,986 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-22 01:17:17,975 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:17:18,487 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:17:18,493 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-22 01:17:18,529 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/data/10ef9a30f/0aeb87f6cd25497eafdfb9bcfc0185fd/FLAG11de9be56 [2022-11-22 01:17:18,550 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/data/10ef9a30f/0aeb87f6cd25497eafdfb9bcfc0185fd [2022-11-22 01:17:18,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:17:18,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:17:18,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:17:18,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:17:18,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:17:18,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:17:18" (1/1) ... [2022-11-22 01:17:18,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c1235c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:18, skipping insertion in model container [2022-11-22 01:17:18,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:17:18" (1/1) ... [2022-11-22 01:17:18,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:17:18,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:17:20,130 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 01:17:20,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77a3f0e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:20, skipping insertion in model container [2022-11-22 01:17:20,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:17:20,132 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 01:17:20,134 INFO L158 Benchmark]: Toolchain (without parser) took 1574.69ms. Allocated memory is still 192.9MB. Free memory was 153.5MB in the beginning and 127.4MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-22 01:17:20,135 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:17:20,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1569.39ms. Allocated memory is still 192.9MB. Free memory was 153.5MB in the beginning and 127.4MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-22 01:17:20,137 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1569.39ms. Allocated memory is still 192.9MB. Free memory was 153.5MB in the beginning and 127.4MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 --- 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-b5237d8 [2022-11-22 01:17:22,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:17:22,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:17:22,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:17:22,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:17:22,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:17:22,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:17:22,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:17:22,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:17:22,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:17:22,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:17:22,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:17:22,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:17:22,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:17:22,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:17:22,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:17:22,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:17:22,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:17:22,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:17:22,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:17:22,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:17:22,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:17:22,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:17:22,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:17:22,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:17:22,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:17:22,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:17:22,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:17:22,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:17:22,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:17:22,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:17:22,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:17:22,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:17:22,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:17:22,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:17:22,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:17:22,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:17:22,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:17:22,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:17:22,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:17:22,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:17:22,673 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 01:17:22,716 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:17:22,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:17:22,718 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:17:22,718 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:17:22,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:17:22,720 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:17:22,720 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:17:22,720 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:17:22,721 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:17:22,721 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:17:22,722 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:17:22,722 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:17:22,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:17:22,724 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:17:22,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:17:22,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:17:22,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:17:22,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:17:22,725 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 01:17:22,725 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 01:17:22,726 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 01:17:22,726 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 01:17:22,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:17:22,727 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:17:22,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:17:22,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:17:22,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 01:17:22,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:17:22,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:17:22,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:17:22,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:17:22,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:17:22,730 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 01:17:22,730 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 01:17:22,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:17:22,730 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:17:22,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 01:17:22,731 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_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-22 01:17:23,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:17:23,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:17:23,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:17:23,186 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:17:23,187 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:17:23,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-22 01:17:26,133 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:17:26,622 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:17:26,623 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-22 01:17:26,654 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/data/cc62e3791/be1f68592a544a55a9ef5cfa235b7c17/FLAG974ed0f98 [2022-11-22 01:17:26,674 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09c1f88-1fde-4df6-8424-d304d1b92a17/bin/utaipan-g80aRyZoba/data/cc62e3791/be1f68592a544a55a9ef5cfa235b7c17 [2022-11-22 01:17:26,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:17:26,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:17:26,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:17:26,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:17:26,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:17:26,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:17:26" (1/1) ... [2022-11-22 01:17:26,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e3e169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:26, skipping insertion in model container [2022-11-22 01:17:26,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:17:26" (1/1) ... [2022-11-22 01:17:26,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:17:26,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:17:27,980 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 01:17:27,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@83b52d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:27, skipping insertion in model container [2022-11-22 01:17:27,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:17:27,981 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 01:17:27,983 INFO L158 Benchmark]: Toolchain (without parser) took 1302.77ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 43.0MB in the beginning and 55.6MB in the end (delta: -12.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2022-11-22 01:17:27,984 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:17:27,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1298.58ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 42.8MB in the beginning and 56.0MB in the end (delta: -13.2MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2022-11-22 01:17:27,986 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1298.58ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 42.8MB in the beginning and 56.0MB in the end (delta: -13.2MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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