./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur --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 c3e4bf5fddce3cdaa114229d8e8eeae298ea6d27b96fb8ff1a449070bd724b93 --- 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-38b53e6 [2022-11-25 22:33:23,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:33:23,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:33:23,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:33:23,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:33:23,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:33:23,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:33:23,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:33:23,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:33:23,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:33:23,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:33:23,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:33:23,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:33:23,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:33:23,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:33:23,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:33:23,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:33:23,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:33:23,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:33:23,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:33:23,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:33:23,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:33:23,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:33:23,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:33:23,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:33:23,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:33:23,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:33:23,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:33:23,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:33:23,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:33:23,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:33:23,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:33:23,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:33:23,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:33:23,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:33:23,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:33:23,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:33:23,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:33:23,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:33:23,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:33:23,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:33:23,795 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 22:33:23,837 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:33:23,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:33:23,838 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:33:23,838 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:33:23,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:33:23,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:33:23,839 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:33:23,839 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:33:23,840 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:33:23,840 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:33:23,840 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:33:23,840 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:33:23,840 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:33:23,841 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:33:23,841 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:33:23,841 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:33:23,841 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:33:23,841 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:33:23,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:33:23,847 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:33:23,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:33:23,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:33:23,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:33:23,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:33:23,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:33:23,848 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:33:23,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:33:23,849 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:33:23,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:33:23,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:33:23,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:33:23,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:33:23,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:33:23,851 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:33:23,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:33:23,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:33:23,853 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:33:23,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:33:23,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:33:23,854 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:33:23,854 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_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3e4bf5fddce3cdaa114229d8e8eeae298ea6d27b96fb8ff1a449070bd724b93 [2022-11-25 22:33:24,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:33:24,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:33:24,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:33:24,185 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:33:24,185 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:33:24,187 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/expand-1.i [2022-11-25 22:33:27,413 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:33:27,958 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:33:27,959 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/sv-benchmarks/c/busybox-1.22.0/expand-1.i [2022-11-25 22:33:28,003 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/data/ec999b40c/7927c6d26c5e4ec787af9f74c4dd50bc/FLAGac228835a [2022-11-25 22:33:28,021 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/data/ec999b40c/7927c6d26c5e4ec787af9f74c4dd50bc [2022-11-25 22:33:28,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:33:28,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:33:28,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:33:28,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:33:28,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:33:28,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:33:28" (1/1) ... [2022-11-25 22:33:28,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7458e16d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:33:28, skipping insertion in model container [2022-11-25 22:33:28,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:33:28" (1/1) ... [2022-11-25 22:33:28,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:33:28,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:33:29,664 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 22:33:29,681 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 22:33:29,684 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 22:33:29,687 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 22:33:29,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@457d7cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:33:29, skipping insertion in model container [2022-11-25 22:33:29,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:33:29,688 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:33:29,691 INFO L158 Benchmark]: Toolchain (without parser) took 1662.23ms. Allocated memory is still 123.7MB. Free memory was 85.5MB in the beginning and 54.6MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-25 22:33:29,691 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:33:29,692 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1656.13ms. Allocated memory is still 123.7MB. Free memory was 85.5MB in the beginning and 54.6MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-25 22:33:29,693 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1656.13ms. Allocated memory is still 123.7MB. Free memory was 85.5MB in the beginning and 54.6MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur --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 c3e4bf5fddce3cdaa114229d8e8eeae298ea6d27b96fb8ff1a449070bd724b93 --- 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-38b53e6 [2022-11-25 22:33:32,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:33:32,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:33:32,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:33:32,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:33:32,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:33:32,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:33:32,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:33:32,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:33:32,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:33:32,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:33:32,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:33:32,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:33:32,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:33:32,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:33:32,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:33:32,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:33:32,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:33:32,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:33:32,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:33:32,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:33:32,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:33:32,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:33:32,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:33:32,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:33:32,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:33:32,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:33:32,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:33:32,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:33:32,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:33:32,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:33:32,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:33:32,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:33:32,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:33:32,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:33:32,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:33:32,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:33:32,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:33:32,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:33:32,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:33:32,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:33:32,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 22:33:32,274 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:33:32,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:33:32,276 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:33:32,277 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:33:32,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:33:32,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:33:32,278 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:33:32,278 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:33:32,278 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:33:32,279 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:33:32,280 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:33:32,280 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:33:32,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:33:32,281 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:33:32,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:33:32,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:33:32,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:33:32,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:33:32,282 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:33:32,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:33:32,283 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:33:32,283 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:33:32,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:33:32,284 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:33:32,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:33:32,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:33:32,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:33:32,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:33:32,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:33:32,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:33:32,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:33:32,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:33:32,286 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:33:32,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:33:32,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:33:32,287 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:33:32,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:33:32,287 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_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3e4bf5fddce3cdaa114229d8e8eeae298ea6d27b96fb8ff1a449070bd724b93 [2022-11-25 22:33:32,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:33:32,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:33:32,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:33:32,666 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:33:32,667 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:33:32,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/expand-1.i [2022-11-25 22:33:35,903 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:33:36,374 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:33:36,375 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/sv-benchmarks/c/busybox-1.22.0/expand-1.i [2022-11-25 22:33:36,413 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/data/288ef97f3/4c54984c3776485d9bbdf81f20142708/FLAGeed698b5a [2022-11-25 22:33:36,434 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c52868-7c7d-4e5a-ad55-e4fd79062f0d/bin/utaipan-ByfvJB40ur/data/288ef97f3/4c54984c3776485d9bbdf81f20142708 [2022-11-25 22:33:36,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:33:36,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:33:36,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:33:36,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:33:36,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:33:36,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:33:36" (1/1) ... [2022-11-25 22:33:36,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d43540e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:33:36, skipping insertion in model container [2022-11-25 22:33:36,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:33:36" (1/1) ... [2022-11-25 22:33:36,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:33:36,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:33:37,836 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 22:33:37,854 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 22:33:37,856 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 22:33:37,859 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 22:33:37,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23273a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:33:37, skipping insertion in model container [2022-11-25 22:33:37,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:33:37,861 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:33:37,863 INFO L158 Benchmark]: Toolchain (without parser) took 1424.16ms. Allocated memory is still 77.6MB. Free memory was 55.5MB in the beginning and 43.6MB in the end (delta: 11.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-11-25 22:33:37,864 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:33:37,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1421.60ms. Allocated memory is still 77.6MB. Free memory was 55.5MB in the beginning and 43.6MB in the end (delta: 11.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-11-25 22:33:37,866 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 60.8MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1421.60ms. Allocated memory is still 77.6MB. Free memory was 55.5MB in the beginning and 43.6MB in the end (delta: 11.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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