./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9 --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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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-6b4ec56 [2022-11-20 21:29:35,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:29:35,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:29:35,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:29:35,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:29:35,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:29:35,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:29:35,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:29:35,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:29:35,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:29:35,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:29:35,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:29:35,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:29:35,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:29:35,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:29:35,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:29:35,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:29:35,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:29:35,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:29:35,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:29:35,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:29:35,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:29:35,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:29:35,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:29:35,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:29:35,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:29:35,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:29:35,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:29:35,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:29:35,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:29:35,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:29:35,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:29:35,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:29:35,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:29:35,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:29:35,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:29:35,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:29:35,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:29:35,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:29:35,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:29:35,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:29:35,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-20 21:29:35,275 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:29:35,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:29:35,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:29:35,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:29:35,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:29:35,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:29:35,284 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:29:35,284 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:29:35,284 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:29:35,284 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 21:29:35,286 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:29:35,286 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:29:35,286 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 21:29:35,287 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 21:29:35,287 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:29:35,287 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 21:29:35,288 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 21:29:35,288 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 21:29:35,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:29:35,289 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 21:29:35,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 21:29:35,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:29:35,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 21:29:35,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:29:35,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 21:29:35,290 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 21:29:35,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 21:29:35,295 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:29:35,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 21:29:35,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:29:35,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:29:35,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:29:35,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:29:35,297 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 21:29:35,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:29:35,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 21:29:35,297 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 21:29:35,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 21:29:35,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 21:29:35,298 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:29:35,298 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_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-11-20 21:29:35,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:29:35,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:29:35,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:29:35,647 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:29:35,647 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:29:35,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-20 21:29:39,280 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:29:39,801 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:29:39,801 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-20 21:29:39,827 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/data/9d83a72c1/83bbd17dc5764f6e891014a278218038/FLAG084e4117b [2022-11-20 21:29:39,851 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/data/9d83a72c1/83bbd17dc5764f6e891014a278218038 [2022-11-20 21:29:39,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:29:39,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:29:39,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:29:39,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:29:39,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:29:39,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:39" (1/1) ... [2022-11-20 21:29:39,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@400ff1b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:39, skipping insertion in model container [2022-11-20 21:29:39,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:39" (1/1) ... [2022-11-20 21:29:39,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:29:39,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:29:41,560 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-20 21:29:41,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@377511cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:41, skipping insertion in model container [2022-11-20 21:29:41,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:29:41,561 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 21:29:41,563 INFO L158 Benchmark]: Toolchain (without parser) took 1702.71ms. Allocated memory is still 161.5MB. Free memory was 126.7MB in the beginning and 96.1MB in the end (delta: 30.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 21:29:41,564 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory was 82.4MB in the beginning and 82.4MB in the end (delta: 21.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 21:29:41,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1698.44ms. Allocated memory is still 161.5MB. Free memory was 126.0MB in the beginning and 96.1MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 21:29:41,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory was 82.4MB in the beginning and 82.4MB in the end (delta: 21.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1698.44ms. Allocated memory is still 161.5MB. Free memory was 126.0MB in the beginning and 96.1MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9 --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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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-6b4ec56 [2022-11-20 21:29:44,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:29:44,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:29:44,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:29:44,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:29:44,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:29:44,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:29:44,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:29:44,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:29:44,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:29:44,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:29:44,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:29:44,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:29:44,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:29:44,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:29:44,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:29:44,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:29:44,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:29:44,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:29:44,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:29:44,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:29:44,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:29:44,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:29:44,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:29:44,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:29:44,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:29:44,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:29:44,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:29:44,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:29:44,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:29:44,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:29:44,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:29:44,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:29:44,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:29:44,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:29:44,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:29:44,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:29:44,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:29:44,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:29:44,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:29:44,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:29:44,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-20 21:29:44,238 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:29:44,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:29:44,240 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:29:44,241 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:29:44,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:29:44,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:29:44,242 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:29:44,242 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:29:44,243 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:29:44,243 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:29:44,244 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:29:44,244 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:29:44,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:29:44,245 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 21:29:44,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:29:44,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 21:29:44,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:29:44,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 21:29:44,246 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 21:29:44,246 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 21:29:44,247 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 21:29:44,247 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 21:29:44,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 21:29:44,247 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:29:44,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 21:29:44,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:29:44,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 21:29:44,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:29:44,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:29:44,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:29:44,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:29:44,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 21:29:44,249 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 21:29:44,250 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 21:29:44,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 21:29:44,250 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:29:44,250 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 21:29:44,250 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_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-11-20 21:29:44,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:29:44,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:29:44,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:29:44,686 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:29:44,687 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:29:44,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-20 21:29:47,879 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:29:48,452 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:29:48,456 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-20 21:29:48,520 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/data/6f9c14051/de29ffa3dadd406db738e43bf7a796f2/FLAG54a93e1ed [2022-11-20 21:29:48,543 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1497e-abcf-4737-9343-1ae681f2d6bc/bin/utaipan-6cKwYrpEi9/data/6f9c14051/de29ffa3dadd406db738e43bf7a796f2 [2022-11-20 21:29:48,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:29:48,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:29:48,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:29:48,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:29:48,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:29:48,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:48" (1/1) ... [2022-11-20 21:29:48,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390d72c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:48, skipping insertion in model container [2022-11-20 21:29:48,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:48" (1/1) ... [2022-11-20 21:29:48,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:29:48,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:29:50,324 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-20 21:29:50,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@658967c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50, skipping insertion in model container [2022-11-20 21:29:50,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:29:50,327 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 21:29:50,329 INFO L158 Benchmark]: Toolchain (without parser) took 1772.27ms. Allocated memory is still 77.6MB. Free memory was 49.3MB in the beginning and 41.4MB in the end (delta: 7.9MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-20 21:29:50,330 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 21:29:50,332 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1763.51ms. Allocated memory is still 77.6MB. Free memory was 49.0MB in the beginning and 41.4MB in the end (delta: 7.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-20 21:29:50,333 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1763.51ms. Allocated memory is still 77.6MB. Free memory was 49.0MB in the beginning and 41.4MB in the end (delta: 7.6MB). Peak memory consumption was 22.1MB. 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