./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 15:31:17,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:31:17,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:31:17,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:31:17,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:31:17,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:31:17,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:31:17,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:31:17,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:31:17,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:31:17,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:31:17,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:31:17,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:31:17,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:31:17,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:31:17,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:31:17,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:31:17,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:31:17,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:31:17,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:31:17,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:31:17,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:31:17,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:31:17,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:31:17,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:31:17,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:31:17,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:31:17,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:31:17,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:31:17,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:31:17,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:31:17,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:31:17,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:31:17,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:31:17,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:31:17,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:31:17,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:31:17,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:31:17,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:31:17,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:31:17,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:31:17,208 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 15:31:17,229 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:31:17,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:31:17,230 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:31:17,230 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:31:17,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:31:17,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:31:17,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:31:17,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:31:17,232 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:31:17,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:31:17,233 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:31:17,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:31:17,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:31:17,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:31:17,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:31:17,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:31:17,235 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 15:31:17,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:31:17,235 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:31:17,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:31:17,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:31:17,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:31:17,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:31:17,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:31:17,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:31:17,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:31:17,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:31:17,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:31:17,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:31:17,238 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:31:17,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:31:17,238 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:31:17,238 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:31:17,239 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 [2022-11-25 15:31:17,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:31:17,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:31:17,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:31:17,510 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:31:17,510 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:31:17,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-11-25 15:31:20,516 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:31:21,018 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:31:21,019 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-11-25 15:31:21,059 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/data/17bc504f6/87e9116f855b4235997407449f0fc255/FLAG7f930e9ce [2022-11-25 15:31:21,076 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/data/17bc504f6/87e9116f855b4235997407449f0fc255 [2022-11-25 15:31:21,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:31:21,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:31:21,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:31:21,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:31:21,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:31:21,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:21" (1/1) ... [2022-11-25 15:31:21,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b70d54b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:21, skipping insertion in model container [2022-11-25 15:31:21,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:21" (1/1) ... [2022-11-25 15:31:21,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:31:21,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:31:22,458 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 15:31:22,460 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 15:31:22,463 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 15:31:22,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e50c16b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:22, skipping insertion in model container [2022-11-25 15:31:22,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:31:22,464 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 15:31:22,466 INFO L158 Benchmark]: Toolchain (without parser) took 1382.84ms. Allocated memory is still 161.5MB. Free memory was 120.3MB in the beginning and 92.2MB in the end (delta: 28.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-25 15:31:22,467 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:31:22,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1376.53ms. Allocated memory is still 161.5MB. Free memory was 120.0MB in the beginning and 92.2MB in the end (delta: 27.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-25 15:31:22,469 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 125.8MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1376.53ms. Allocated memory is still 161.5MB. Free memory was 120.0MB in the beginning and 92.2MB in the end (delta: 27.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 15:31:24,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:31:24,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:31:24,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:31:24,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:31:24,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:31:24,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:31:24,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:31:24,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:31:24,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:31:24,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:31:24,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:31:24,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:31:24,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:31:24,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:31:24,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:31:24,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:31:24,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:31:24,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:31:24,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:31:24,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:31:24,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:31:24,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:31:24,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:31:24,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:31:24,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:31:24,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:31:24,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:31:24,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:31:24,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:31:24,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:31:24,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:31:24,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:31:24,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:31:24,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:31:24,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:31:24,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:31:24,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:31:24,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:31:24,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:31:24,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:31:24,726 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-25 15:31:24,767 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:31:24,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:31:24,767 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:31:24,768 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:31:24,768 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:31:24,769 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:31:24,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:31:24,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:31:24,770 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:31:24,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:31:24,771 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:31:24,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:31:24,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:31:24,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:31:24,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:31:24,772 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 15:31:24,772 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 15:31:24,772 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 15:31:24,773 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 15:31:24,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:31:24,773 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:31:24,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:31:24,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:31:24,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:31:24,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:31:24,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:31:24,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:31:24,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:31:24,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:31:24,779 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 15:31:24,780 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 15:31:24,780 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:31:24,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:31:24,780 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:31:24,781 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:31:24,781 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 15:31:24,782 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 [2022-11-25 15:31:25,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:31:25,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:31:25,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:31:25,245 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:31:25,245 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:31:25,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-11-25 15:31:28,220 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:31:28,752 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:31:28,753 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-11-25 15:31:28,777 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/data/b58e8b214/1b045f6592744fa5baa1ef8d047ac4d0/FLAGccc61ffc7 [2022-11-25 15:31:28,792 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a75dcb-8523-4565-a814-51a883231455/bin/uautomizer-ZsLfNo2U6R/data/b58e8b214/1b045f6592744fa5baa1ef8d047ac4d0 [2022-11-25 15:31:28,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:31:28,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:31:28,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:31:28,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:31:28,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:31:28,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:28" (1/1) ... [2022-11-25 15:31:28,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed52aea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:28, skipping insertion in model container [2022-11-25 15:31:28,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:28" (1/1) ... [2022-11-25 15:31:28,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:31:28,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:31:30,242 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 15:31:30,243 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 15:31:30,246 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 15:31:30,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f2383ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:30, skipping insertion in model container [2022-11-25 15:31:30,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:31:30,247 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 15:31:30,249 INFO L158 Benchmark]: Toolchain (without parser) took 1448.96ms. Allocated memory is still 77.6MB. Free memory was 49.3MB in the beginning and 43.8MB in the end (delta: 5.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-25 15:31:30,249 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:31:30,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1446.43ms. Allocated memory is still 77.6MB. Free memory was 49.0MB in the beginning and 43.8MB in the end (delta: 5.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-25 15:31:30,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1446.43ms. Allocated memory is still 77.6MB. Free memory was 49.0MB in the beginning and 43.8MB in the end (delta: 5.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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