./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 38b53e6a 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_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/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_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/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_5c40793c-5acb-4de1-9608-62606f1c2286/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_5c40793c-5acb-4de1-9608-62606f1c2286/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 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-38b53e6 [2022-11-26 00:04:07,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:04:07,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:04:07,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:04:07,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:04:07,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:04:07,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:04:07,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:04:07,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:04:07,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:04:07,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:04:07,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:04:07,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:04:07,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:04:07,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:04:07,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:04:07,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:04:07,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:04:07,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:04:07,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:04:07,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:04:07,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:04:07,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:04:07,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:04:07,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:04:07,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:04:07,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:04:07,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:04:07,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:04:07,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:04:07,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:04:07,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:04:07,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:04:07,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:04:07,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:04:07,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:04:07,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:04:07,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:04:07,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:04:07,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:04:07,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:04:07,264 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-26 00:04:07,311 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:04:07,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:04:07,312 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:04:07,312 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:04:07,313 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:04:07,313 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:04:07,313 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:04:07,313 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:04:07,314 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:04:07,314 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:04:07,315 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:04:07,315 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:04:07,315 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:04:07,316 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:04:07,316 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:04:07,316 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:04:07,316 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:04:07,316 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:04:07,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:04:07,317 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:04:07,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:04:07,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:04:07,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:04:07,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:04:07,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:04:07,319 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:04:07,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:04:07,319 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:04:07,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:04:07,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:04:07,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:04:07,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:04:07,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:04:07,321 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:04:07,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:04:07,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:04:07,321 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:04:07,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:04:07,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:04:07,322 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:04:07,323 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_5c40793c-5acb-4de1-9608-62606f1c2286/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da3e000afbeaa14d431bb4a806fbbc5822844da666db81ab42ec6bbbe3c258a6 [2022-11-26 00:04:07,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:04:07,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:04:07,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:04:07,703 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:04:07,703 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:04:07,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/du-2.i [2022-11-26 00:04:10,811 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:04:11,315 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:04:11,316 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/sv-benchmarks/c/busybox-1.22.0/du-2.i [2022-11-26 00:04:11,375 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/data/3453300b8/c16c7acf78304fd29559b1cfe34ad488/FLAG8bda66025 [2022-11-26 00:04:11,398 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/data/3453300b8/c16c7acf78304fd29559b1cfe34ad488 [2022-11-26 00:04:11,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:04:11,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:04:11,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:04:11,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:04:11,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:04:11,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:04:11" (1/1) ... [2022-11-26 00:04:11,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c7a3f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:11, skipping insertion in model container [2022-11-26 00:04:11,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:04:11" (1/1) ... [2022-11-26 00:04:11,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:04:11,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:04:12,897 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:04:12,907 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:04:12,911 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-26 00:04:12,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35a548c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:12, skipping insertion in model container [2022-11-26 00:04:12,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:04:12,913 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:04:12,915 INFO L158 Benchmark]: Toolchain (without parser) took 1508.02ms. Allocated memory is still 182.5MB. Free memory was 150.8MB in the beginning and 119.3MB in the end (delta: 31.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-26 00:04:12,915 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 108.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:04:12,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1501.41ms. Allocated memory is still 182.5MB. Free memory was 150.8MB in the beginning and 119.3MB in the end (delta: 31.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-26 00:04:12,917 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 108.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1501.41ms. Allocated memory is still 182.5MB. Free memory was 150.8MB in the beginning and 119.3MB in the end (delta: 31.6MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/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_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/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_5c40793c-5acb-4de1-9608-62606f1c2286/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_5c40793c-5acb-4de1-9608-62606f1c2286/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 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-38b53e6 [2022-11-26 00:04:15,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:04:15,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:04:15,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:04:15,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:04:15,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:04:15,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:04:15,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:04:15,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:04:15,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:04:15,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:04:15,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:04:15,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:04:15,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:04:15,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:04:15,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:04:15,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:04:15,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:04:15,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:04:15,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:04:15,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:04:15,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:04:15,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:04:15,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:04:15,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:04:15,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:04:15,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:04:15,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:04:15,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:04:15,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:04:15,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:04:15,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:04:15,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:04:15,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:04:15,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:04:15,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:04:15,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:04:15,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:04:15,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:04:15,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:04:15,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:04:15,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-26 00:04:15,245 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:04:15,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:04:15,245 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:04:15,245 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:04:15,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:04:15,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:04:15,246 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:04:15,247 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:04:15,247 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:04:15,247 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:04:15,247 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:04:15,247 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:04:15,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:04:15,248 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:04:15,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:04:15,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:04:15,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:04:15,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:04:15,249 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:04:15,250 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:04:15,250 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:04:15,250 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:04:15,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:04:15,250 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:04:15,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:04:15,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:04:15,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:04:15,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:04:15,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:04:15,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:04:15,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:04:15,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:04:15,256 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:04:15,256 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:04:15,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:04:15,257 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:04:15,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:04:15,258 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_5c40793c-5acb-4de1-9608-62606f1c2286/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da3e000afbeaa14d431bb4a806fbbc5822844da666db81ab42ec6bbbe3c258a6 [2022-11-26 00:04:15,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:04:15,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:04:15,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:04:15,646 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:04:15,646 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:04:15,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/du-2.i [2022-11-26 00:04:18,861 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:04:19,315 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:04:19,315 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/sv-benchmarks/c/busybox-1.22.0/du-2.i [2022-11-26 00:04:19,350 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/data/d75e2b562/e08562ff577f4e298925ef53fe3b6266/FLAG7c2278612 [2022-11-26 00:04:19,393 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c40793c-5acb-4de1-9608-62606f1c2286/bin/utaipan-ByfvJB40ur/data/d75e2b562/e08562ff577f4e298925ef53fe3b6266 [2022-11-26 00:04:19,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:04:19,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:04:19,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:04:19,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:04:19,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:04:19,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:04:19" (1/1) ... [2022-11-26 00:04:19,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d91919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:19, skipping insertion in model container [2022-11-26 00:04:19,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:04:19" (1/1) ... [2022-11-26 00:04:19,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:04:19,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:04:21,033 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:04:21,035 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:04:21,038 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-26 00:04:21,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58f02de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:21, skipping insertion in model container [2022-11-26 00:04:21,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:04:21,039 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:04:21,041 INFO L158 Benchmark]: Toolchain (without parser) took 1640.86ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 45.7MB in the beginning and 53.2MB in the end (delta: -7.5MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2022-11-26 00:04:21,042 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:04:21,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1633.12ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 45.5MB in the beginning and 53.2MB in the end (delta: -7.7MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2022-11-26 00:04:21,044 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1633.12ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 45.5MB in the beginning and 53.2MB in the end (delta: -7.7MB). Peak memory consumption was 20.1MB. 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