./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh --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 7eed8f2c65982c8ee4bc6afff569e16a00484e21305ca8785cc4552a4a1cb033 --- 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-2329fc7 [2022-12-14 07:20:50,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 07:20:50,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 07:20:50,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 07:20:50,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 07:20:50,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 07:20:50,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 07:20:50,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 07:20:50,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 07:20:50,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 07:20:50,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 07:20:50,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 07:20:50,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 07:20:50,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 07:20:50,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 07:20:50,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 07:20:50,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 07:20:50,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 07:20:50,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 07:20:50,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 07:20:50,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 07:20:50,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 07:20:50,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 07:20:50,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 07:20:50,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 07:20:50,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 07:20:50,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 07:20:50,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 07:20:50,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 07:20:50,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 07:20:50,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 07:20:50,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 07:20:50,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 07:20:50,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 07:20:50,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 07:20:50,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 07:20:50,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 07:20:50,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 07:20:50,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 07:20:50,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 07:20:50,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 07:20:50,813 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 07:20:50,828 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 07:20:50,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 07:20:50,829 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 07:20:50,829 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 07:20:50,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 07:20:50,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 07:20:50,839 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 07:20:50,839 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 07:20:50,839 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 07:20:50,839 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 07:20:50,840 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 07:20:50,840 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 07:20:50,840 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 07:20:50,840 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 07:20:50,840 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 07:20:50,840 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 07:20:50,840 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 07:20:50,840 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 07:20:50,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 07:20:50,841 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 07:20:50,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 07:20:50,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 07:20:50,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 07:20:50,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 07:20:50,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 07:20:50,842 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 07:20:50,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 07:20:50,842 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 07:20:50,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 07:20:50,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 07:20:50,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 07:20:50,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:20:50,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 07:20:50,843 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 07:20:50,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 07:20:50,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 07:20:50,843 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 07:20:50,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 07:20:50,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 07:20:50,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 07:20:50,843 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_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7eed8f2c65982c8ee4bc6afff569e16a00484e21305ca8785cc4552a4a1cb033 [2022-12-14 07:20:51,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 07:20:51,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 07:20:51,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 07:20:51,027 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 07:20:51,027 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 07:20:51,028 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i [2022-12-14 07:20:53,623 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 07:20:53,839 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 07:20:53,840 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/sv-benchmarks/c/busybox-1.22.0/realpath-2.i [2022-12-14 07:20:53,854 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/data/3a34dfe53/92898b708a8042baa7fab59614da2bb2/FLAG83d3b9a75 [2022-12-14 07:20:53,866 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/data/3a34dfe53/92898b708a8042baa7fab59614da2bb2 [2022-12-14 07:20:53,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 07:20:53,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 07:20:53,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 07:20:53,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 07:20:53,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 07:20:53,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:20:53" (1/1) ... [2022-12-14 07:20:53,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1661bbe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:53, skipping insertion in model container [2022-12-14 07:20:53,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:20:53" (1/1) ... [2022-12-14 07:20:53,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 07:20:53,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 07:20:54,656 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 07:20:54,659 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 07:20:54,661 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 07:20:54,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@604f6506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:54, skipping insertion in model container [2022-12-14 07:20:54,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 07:20:54,662 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 07:20:54,664 INFO L158 Benchmark]: Toolchain (without parser) took 793.82ms. Allocated memory is still 121.6MB. Free memory was 77.3MB in the beginning and 54.7MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 07:20:54,664 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 121.6MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 07:20:54,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.09ms. Allocated memory is still 121.6MB. Free memory was 77.2MB in the beginning and 54.7MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 07:20:54,666 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 121.6MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.09ms. Allocated memory is still 121.6MB. Free memory was 77.2MB in the beginning and 54.7MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh --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 7eed8f2c65982c8ee4bc6afff569e16a00484e21305ca8785cc4552a4a1cb033 --- 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-2329fc7 [2022-12-14 07:20:55,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 07:20:55,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 07:20:55,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 07:20:55,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 07:20:55,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 07:20:55,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 07:20:55,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 07:20:55,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 07:20:55,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 07:20:56,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 07:20:56,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 07:20:56,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 07:20:56,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 07:20:56,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 07:20:56,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 07:20:56,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 07:20:56,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 07:20:56,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 07:20:56,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 07:20:56,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 07:20:56,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 07:20:56,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 07:20:56,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 07:20:56,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 07:20:56,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 07:20:56,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 07:20:56,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 07:20:56,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 07:20:56,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 07:20:56,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 07:20:56,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 07:20:56,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 07:20:56,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 07:20:56,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 07:20:56,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 07:20:56,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 07:20:56,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 07:20:56,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 07:20:56,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 07:20:56,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 07:20:56,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 07:20:56,047 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 07:20:56,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 07:20:56,047 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 07:20:56,047 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 07:20:56,048 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 07:20:56,048 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 07:20:56,048 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 07:20:56,048 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 07:20:56,049 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 07:20:56,049 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 07:20:56,049 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 07:20:56,049 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 07:20:56,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 07:20:56,050 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 07:20:56,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 07:20:56,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 07:20:56,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 07:20:56,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 07:20:56,051 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 07:20:56,051 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 07:20:56,051 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 07:20:56,051 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 07:20:56,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 07:20:56,052 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 07:20:56,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 07:20:56,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 07:20:56,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 07:20:56,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 07:20:56,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:20:56,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 07:20:56,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 07:20:56,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 07:20:56,053 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 07:20:56,054 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 07:20:56,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 07:20:56,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 07:20:56,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 07:20:56,054 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_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7eed8f2c65982c8ee4bc6afff569e16a00484e21305ca8785cc4552a4a1cb033 [2022-12-14 07:20:56,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 07:20:56,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 07:20:56,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 07:20:56,275 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 07:20:56,276 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 07:20:56,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i [2022-12-14 07:20:58,835 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 07:20:59,074 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 07:20:59,074 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/sv-benchmarks/c/busybox-1.22.0/realpath-2.i [2022-12-14 07:20:59,095 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/data/d64be59b7/c0f65c899ac841bd8b19178134cc8739/FLAG5e42b182a [2022-12-14 07:20:59,109 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723a6150-8f47-4da0-86aa-0761dd4dcdc0/bin/utaipan-gh47qXpMRh/data/d64be59b7/c0f65c899ac841bd8b19178134cc8739 [2022-12-14 07:20:59,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 07:20:59,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 07:20:59,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 07:20:59,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 07:20:59,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 07:20:59,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:20:59" (1/1) ... [2022-12-14 07:20:59,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38690450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:59, skipping insertion in model container [2022-12-14 07:20:59,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:20:59" (1/1) ... [2022-12-14 07:20:59,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 07:20:59,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 07:20:59,857 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 07:20:59,858 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 07:20:59,860 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 07:20:59,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2fa6e977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:20:59, skipping insertion in model container [2022-12-14 07:20:59,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 07:20:59,861 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 07:20:59,862 INFO L158 Benchmark]: Toolchain (without parser) took 748.08ms. Allocated memory is still 75.5MB. Free memory was 53.3MB in the beginning and 48.4MB in the end (delta: 4.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-12-14 07:20:59,862 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 07:20:59,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 746.00ms. Allocated memory is still 75.5MB. Free memory was 53.0MB in the beginning and 48.4MB in the end (delta: 4.7MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-12-14 07:20:59,864 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 746.00ms. Allocated memory is still 75.5MB. Free memory was 53.0MB in the beginning and 48.4MB in the end (delta: 4.7MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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