./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-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_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/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_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/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_ec9d92f0-e9e7-4336-918a-e232f5f3442d/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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- 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 00:18:12,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:18:12,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:18:12,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:18:12,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:18:12,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:18:12,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:18:12,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:18:12,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:18:12,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:18:12,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:18:12,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:18:12,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:18:12,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:18:12,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:18:12,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:18:12,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:18:12,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:18:12,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:18:12,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:18:12,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:18:12,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:18:12,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:18:12,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:18:12,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:18:12,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:18:12,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:18:12,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:18:12,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:18:12,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:18:12,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:18:12,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:18:12,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:18:12,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:18:12,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:18:12,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:18:12,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:18:12,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:18:12,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:18:12,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:18:12,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:18:12,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 00:18:12,807 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:18:12,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:18:12,808 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:18:12,808 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:18:12,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:18:12,809 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:18:12,809 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:18:12,809 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:18:12,809 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:18:12,810 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:18:12,810 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:18:12,810 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:18:12,810 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:18:12,810 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:18:12,811 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:18:12,811 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:18:12,811 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:18:12,811 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:18:12,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:18:12,812 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:18:12,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:18:12,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:18:12,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:18:12,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:18:12,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:18:12,813 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:18:12,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:18:12,814 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:18:12,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:18:12,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:18:12,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:18:12,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:18:12,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:18:12,819 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:18:12,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:18:12,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:18:12,820 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:18:12,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:18:12,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:18:12,821 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:18:12,821 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_ec9d92f0-e9e7-4336-918a-e232f5f3442d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-11-22 00:18:13,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:18:13,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:18:13,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:18:13,208 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:18:13,208 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:18:13,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-22 00:18:16,209 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:18:16,652 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:18:16,652 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-22 00:18:16,692 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/data/794361bad/5d4df7d45abc4c068bf9121ea7012c16/FLAG0f76895da [2022-11-22 00:18:16,710 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/data/794361bad/5d4df7d45abc4c068bf9121ea7012c16 [2022-11-22 00:18:16,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:18:16,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:18:16,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:18:16,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:18:16,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:18:16,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:18:16" (1/1) ... [2022-11-22 00:18:16,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1534a12e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:16, skipping insertion in model container [2022-11-22 00:18:16,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:18:16" (1/1) ... [2022-11-22 00:18:16,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:18:16,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:18:18,575 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-22 00:18:18,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@82eb731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:18, skipping insertion in model container [2022-11-22 00:18:18,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:18:18,576 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:18:18,579 INFO L158 Benchmark]: Toolchain (without parser) took 1860.92ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 69.8MB in the beginning and 134.6MB in the end (delta: -64.8MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-11-22 00:18:18,579 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:18:18,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1855.57ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 69.8MB in the beginning and 134.6MB in the end (delta: -64.8MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-11-22 00:18:18,582 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1855.57ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 69.8MB in the beginning and 134.6MB in the end (delta: -64.8MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/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_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/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_ec9d92f0-e9e7-4336-918a-e232f5f3442d/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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- 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 00:18:20,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:18:20,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:18:20,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:18:20,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:18:20,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:18:20,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:18:20,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:18:20,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:18:20,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:18:20,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:18:20,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:18:20,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:18:20,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:18:20,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:18:21,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:18:21,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:18:21,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:18:21,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:18:21,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:18:21,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:18:21,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:18:21,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:18:21,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:18:21,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:18:21,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:18:21,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:18:21,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:18:21,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:18:21,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:18:21,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:18:21,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:18:21,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:18:21,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:18:21,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:18:21,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:18:21,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:18:21,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:18:21,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:18:21,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:18:21,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:18:21,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 00:18:21,081 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:18:21,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:18:21,083 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:18:21,083 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:18:21,084 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:18:21,084 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:18:21,084 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:18:21,085 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:18:21,085 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:18:21,085 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:18:21,086 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:18:21,086 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:18:21,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:18:21,088 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:18:21,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:18:21,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:18:21,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:18:21,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:18:21,089 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:18:21,089 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:18:21,089 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:18:21,089 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:18:21,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:18:21,090 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:18:21,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:18:21,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:18:21,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 00:18:21,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:18:21,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:18:21,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:18:21,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:18:21,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:18:21,092 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:18:21,092 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:18:21,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:18:21,092 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:18:21,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:18:21,093 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_ec9d92f0-e9e7-4336-918a-e232f5f3442d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-11-22 00:18:21,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:18:21,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:18:21,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:18:21,493 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:18:21,493 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:18:21,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-22 00:18:24,633 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:18:25,102 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:18:25,103 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-22 00:18:25,145 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/data/2e7cd78db/24ae0109e0794b50b550129718f01398/FLAG7bea51ced [2022-11-22 00:18:25,168 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9d92f0-e9e7-4336-918a-e232f5f3442d/bin/utaipan-g80aRyZoba/data/2e7cd78db/24ae0109e0794b50b550129718f01398 [2022-11-22 00:18:25,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:18:25,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:18:25,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:18:25,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:18:25,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:18:25,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:18:25" (1/1) ... [2022-11-22 00:18:25,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@505e87b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:25, skipping insertion in model container [2022-11-22 00:18:25,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:18:25" (1/1) ... [2022-11-22 00:18:25,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:18:25,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:18:26,664 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-22 00:18:26,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a10c438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:26, skipping insertion in model container [2022-11-22 00:18:26,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:18:26,666 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:18:26,668 INFO L158 Benchmark]: Toolchain (without parser) took 1492.24ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 39.1MB in the beginning and 39.2MB in the end (delta: -159.2kB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-11-22 00:18:26,668 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:18:26,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1486.74ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 39.2MB in the end (delta: -474.6kB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-11-22 00:18:26,671 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 67.1MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1486.74ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 39.2MB in the end (delta: -474.6kB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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