./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 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_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW --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 5ed38c9e762f8d87ccf81e9a295a29e195d4fc2cff176b5fc2b708cdf806c3c5 --- 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-4e7fbc6 [2022-11-23 14:57:55,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:57:55,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:57:55,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:57:55,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:57:55,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:57:55,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:57:55,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:57:55,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:57:55,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:57:55,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:57:55,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:57:55,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:57:55,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:57:55,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:57:55,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:57:55,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:57:55,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:57:55,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:57:55,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:57:55,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:57:55,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:57:55,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:57:55,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:57:55,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:57:55,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:57:55,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:57:55,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:57:55,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:57:55,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:57:55,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:57:55,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:57:55,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:57:55,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:57:55,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:57:55,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:57:55,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:57:55,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:57:55,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:57:55,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:57:55,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:57:55,163 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-23 14:57:55,202 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:57:55,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:57:55,203 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:57:55,203 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:57:55,204 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:57:55,204 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:57:55,205 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:57:55,205 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:57:55,205 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:57:55,206 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:57:55,207 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:57:55,207 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:57:55,207 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:57:55,208 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:57:55,208 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:57:55,208 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:57:55,208 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:57:55,209 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:57:55,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:57:55,210 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:57:55,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:57:55,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:57:55,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:57:55,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:57:55,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:57:55,211 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 14:57:55,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:57:55,213 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:57:55,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:57:55,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:57:55,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:57:55,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:57:55,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:57:55,215 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:57:55,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:57:55,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:57:55,215 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:57:55,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:57:55,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:57:55,216 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:57:55,216 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_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ed38c9e762f8d87ccf81e9a295a29e195d4fc2cff176b5fc2b708cdf806c3c5 [2022-11-23 14:57:55,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:57:55,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:57:55,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:57:55,561 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:57:55,561 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:57:55,563 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i [2022-11-23 14:57:58,667 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:57:59,145 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:57:59,146 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/sv-benchmarks/c/busybox-1.22.0/uudecode-2.i [2022-11-23 14:57:59,179 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/data/84a2d161d/5d3540998125493f8c1728d221fedf6c/FLAG5d1351116 [2022-11-23 14:57:59,195 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/data/84a2d161d/5d3540998125493f8c1728d221fedf6c [2022-11-23 14:57:59,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:57:59,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:57:59,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:57:59,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:57:59,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:57:59,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:57:59" (1/1) ... [2022-11-23 14:57:59,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b24d926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:57:59, skipping insertion in model container [2022-11-23 14:57:59,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:57:59" (1/1) ... [2022-11-23 14:57:59,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:57:59,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:58:00,856 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-23 14:58:00,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c5a6fb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:00, skipping insertion in model container [2022-11-23 14:58:00,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:58:00,857 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:58:00,859 INFO L158 Benchmark]: Toolchain (without parser) took 1659.39ms. Allocated memory is still 146.8MB. Free memory was 111.0MB in the beginning and 77.3MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-23 14:58:00,859 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:58:00,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1656.77ms. Allocated memory is still 146.8MB. Free memory was 111.0MB in the beginning and 77.3MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-23 14:58:00,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1656.77ms. Allocated memory is still 146.8MB. Free memory was 111.0MB in the beginning and 77.3MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW --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 5ed38c9e762f8d87ccf81e9a295a29e195d4fc2cff176b5fc2b708cdf806c3c5 --- 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-4e7fbc6 [2022-11-23 14:58:03,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:58:03,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:58:03,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:58:03,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:58:03,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:58:03,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:58:03,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:58:03,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:58:03,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:58:03,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:58:03,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:58:03,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:58:03,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:58:03,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:58:03,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:58:03,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:58:03,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:58:03,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:58:03,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:58:03,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:58:03,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:58:03,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:58:03,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:58:03,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:58:03,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:58:03,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:58:03,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:58:03,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:58:03,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:58:03,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:58:03,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:58:03,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:58:03,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:58:03,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:58:03,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:58:03,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:58:03,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:58:03,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:58:03,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:58:03,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:58:03,162 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-23 14:58:03,221 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:58:03,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:58:03,223 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:58:03,224 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:58:03,225 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:58:03,225 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:58:03,226 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:58:03,226 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:58:03,226 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:58:03,227 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:58:03,228 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:58:03,228 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:58:03,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:58:03,229 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:58:03,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:58:03,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:58:03,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:58:03,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:58:03,231 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:58:03,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:58:03,231 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 14:58:03,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:58:03,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:58:03,233 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:58:03,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:58:03,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:58:03,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:58:03,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:58:03,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:58:03,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:58:03,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:58:03,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:58:03,236 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:58:03,236 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:58:03,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:58:03,237 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:58:03,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:58:03,237 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_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ed38c9e762f8d87ccf81e9a295a29e195d4fc2cff176b5fc2b708cdf806c3c5 [2022-11-23 14:58:03,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:58:03,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:58:03,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:58:03,651 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:58:03,652 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:58:03,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i [2022-11-23 14:58:06,722 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:58:07,217 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:58:07,217 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/sv-benchmarks/c/busybox-1.22.0/uudecode-2.i [2022-11-23 14:58:07,245 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/data/112f707a3/bce63a4296634acea6275c131f60dff3/FLAGeb434684c [2022-11-23 14:58:07,269 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2364bdf-5cce-418c-82ef-08358df32201/bin/utaipan-Q6hlc19bkW/data/112f707a3/bce63a4296634acea6275c131f60dff3 [2022-11-23 14:58:07,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:58:07,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:58:07,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:58:07,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:58:07,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:58:07,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:07" (1/1) ... [2022-11-23 14:58:07,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c5f08ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:07, skipping insertion in model container [2022-11-23 14:58:07,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:07" (1/1) ... [2022-11-23 14:58:07,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:58:07,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:58:08,905 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-23 14:58:08,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fa2436f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:08, skipping insertion in model container [2022-11-23 14:58:08,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:58:08,907 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:58:08,909 INFO L158 Benchmark]: Toolchain (without parser) took 1631.71ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 49.5MB in the end (delta: 10.0MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-11-23 14:58:08,909 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:58:08,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1625.49ms. Allocated memory is still 88.1MB. Free memory was 59.2MB in the beginning and 49.5MB in the end (delta: 9.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-11-23 14:58:08,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1625.49ms. Allocated memory is still 88.1MB. Free memory was 59.2MB in the beginning and 49.5MB in the end (delta: 9.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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