./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/du-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash da3e000afbeaa14d431bb4a806fbbc5822844da666db81ab42ec6bbbe3c258a6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 00:35:36,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:35:36,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:35:36,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:35:36,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:35:36,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:35:36,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:35:36,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:35:36,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:35:36,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:35:36,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:35:36,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:35:36,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:35:36,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:35:36,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:35:36,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:35:36,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:35:36,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:35:36,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:35:36,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:35:36,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:35:36,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:35:36,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:35:36,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:35:36,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:35:36,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:35:36,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:35:36,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:35:36,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:35:36,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:35:36,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:35:36,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:35:36,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:35:36,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:35:36,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:35:36,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:35:36,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:35:36,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:35:36,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:35:36,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:35:36,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:35:36,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 00:35:36,442 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:35:36,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:35:36,446 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:35:36,447 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:35:36,447 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:35:36,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:35:36,448 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:35:36,448 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:35:36,448 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:35:36,449 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:35:36,450 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:35:36,450 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:35:36,450 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:35:36,450 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:35:36,451 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:35:36,451 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:35:36,451 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:35:36,451 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:35:36,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:35:36,453 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:35:36,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:35:36,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:35:36,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:35:36,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:35:36,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:35:36,454 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:35:36,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:35:36,455 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:35:36,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:35:36,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:35:36,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:35:36,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:35:36,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:35:36,457 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:35:36,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:35:36,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:35:36,458 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:35:36,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:35:36,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:35:36,459 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:35:36,459 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_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da3e000afbeaa14d431bb4a806fbbc5822844da666db81ab42ec6bbbe3c258a6 [2022-11-22 00:35:36,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:35:36,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:35:36,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:35:36,775 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:35:36,775 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:35:36,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/du-2.i [2022-11-22 00:35:39,757 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:35:40,205 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:35:40,205 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/sv-benchmarks/c/busybox-1.22.0/du-2.i [2022-11-22 00:35:40,252 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/data/c10cfbb4c/05d66748eb364e1c869e23cee48a2f84/FLAG02d5903f0 [2022-11-22 00:35:40,269 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/data/c10cfbb4c/05d66748eb364e1c869e23cee48a2f84 [2022-11-22 00:35:40,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:35:40,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:35:40,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:35:40,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:35:40,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:35:40,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:35:40" (1/1) ... [2022-11-22 00:35:40,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215ff8d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:35:40, skipping insertion in model container [2022-11-22 00:35:40,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:35:40" (1/1) ... [2022-11-22 00:35:40,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:35:40,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:35:41,900 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 00:35:41,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1979e49b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:35:41, skipping insertion in model container [2022-11-22 00:35:41,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:35:41,902 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:35:41,903 INFO L158 Benchmark]: Toolchain (without parser) took 1626.65ms. Allocated memory is still 167.8MB. Free memory was 130.2MB in the beginning and 98.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-22 00:35:41,904 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 138.4MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:35:41,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1621.85ms. Allocated memory is still 167.8MB. Free memory was 130.2MB in the beginning and 98.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-22 00:35:41,906 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 138.4MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1621.85ms. Allocated memory is still 167.8MB. Free memory was 130.2MB in the beginning and 98.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash da3e000afbeaa14d431bb4a806fbbc5822844da666db81ab42ec6bbbe3c258a6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 00:35:44,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:35:44,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:35:44,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:35:44,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:35:44,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:35:44,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:35:44,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:35:44,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:35:44,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:35:44,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:35:44,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:35:44,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:35:44,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:35:44,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:35:44,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:35:44,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:35:44,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:35:44,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:35:44,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:35:44,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:35:44,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:35:44,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:35:44,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:35:44,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:35:44,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:35:44,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:35:44,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:35:44,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:35:44,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:35:44,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:35:44,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:35:44,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:35:44,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:35:44,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:35:44,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:35:44,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:35:44,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:35:44,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:35:44,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:35:44,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:35:44,257 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 00:35:44,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:35:44,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:35:44,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:35:44,300 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:35:44,301 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:35:44,301 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:35:44,302 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:35:44,302 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:35:44,302 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:35:44,302 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:35:44,303 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:35:44,304 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:35:44,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:35:44,305 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:35:44,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:35:44,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:35:44,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:35:44,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:35:44,306 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:35:44,306 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:35:44,306 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:35:44,306 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:35:44,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:35:44,307 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:35:44,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:35:44,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:35:44,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 00:35:44,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:35:44,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:35:44,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:35:44,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:35:44,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:35:44,309 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:35:44,309 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:35:44,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:35:44,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:35:44,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:35:44,310 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_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da3e000afbeaa14d431bb4a806fbbc5822844da666db81ab42ec6bbbe3c258a6 [2022-11-22 00:35:44,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:35:44,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:35:44,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:35:44,716 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:35:44,717 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:35:44,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/du-2.i [2022-11-22 00:35:47,705 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:35:48,179 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:35:48,180 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/sv-benchmarks/c/busybox-1.22.0/du-2.i [2022-11-22 00:35:48,217 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/data/5febc5ea8/5b69f7ad0d92481cac0900cb9714ab7f/FLAG9fdb90560 [2022-11-22 00:35:48,239 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67394fab-19c0-4028-b353-022d6a719cea/bin/utaipan-g80aRyZoba/data/5febc5ea8/5b69f7ad0d92481cac0900cb9714ab7f [2022-11-22 00:35:48,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:35:48,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:35:48,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:35:48,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:35:48,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:35:48,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:35:48" (1/1) ... [2022-11-22 00:35:48,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70685277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:35:48, skipping insertion in model container [2022-11-22 00:35:48,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:35:48" (1/1) ... [2022-11-22 00:35:48,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:35:48,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:35:49,821 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 00:35:49,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64fc51ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:35:49, skipping insertion in model container [2022-11-22 00:35:49,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:35:49,823 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:35:49,825 INFO L158 Benchmark]: Toolchain (without parser) took 1579.03ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 40.8MB in the end (delta: 10.4MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-22 00:35:49,826 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory was 56.8MB in the beginning and 56.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:35:49,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1574.98ms. Allocated memory is still 79.7MB. Free memory was 50.9MB in the beginning and 40.8MB in the end (delta: 10.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-22 00:35:49,828 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 79.7MB. Free memory was 56.8MB in the beginning and 56.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1574.98ms. Allocated memory is still 79.7MB. Free memory was 50.9MB in the beginning and 40.8MB in the end (delta: 10.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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