./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 2329fc70 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_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/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_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8 --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-2329fc7 [2022-12-13 19:35:35,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:35:35,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:35:35,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:35:35,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:35:35,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:35:35,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:35:35,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:35:35,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:35:35,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:35:35,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:35:35,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:35:35,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:35:35,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:35:35,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:35:35,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:35:35,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:35:35,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:35:35,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:35:35,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:35:35,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:35:35,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:35:35,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:35:35,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:35:35,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:35:35,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:35:35,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:35:35,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:35:35,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:35:35,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:35:35,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:35:35,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:35:35,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:35:35,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:35:35,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:35:35,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:35:35,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:35:35,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:35:35,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:35:35,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:35:35,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:35:35,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 19:35:35,550 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:35:35,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:35:35,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:35:35,551 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:35:35,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:35:35,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:35:35,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:35:35,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:35:35,552 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:35:35,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:35:35,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:35:35,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:35:35,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:35:35,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:35:35,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:35:35,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:35:35,553 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 19:35:35,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:35:35,554 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:35:35,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:35:35,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:35:35,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:35:35,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:35:35,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:35:35,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:35:35,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:35:35,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:35:35,555 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:35:35,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:35:35,555 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:35:35,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:35:35,556 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:35:35,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:35:35,556 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:35:35,556 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_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 [2022-12-13 19:35:35,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:35:35,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:35:35,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:35:35,746 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:35:35,746 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:35:35,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-12-13 19:35:38,354 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:35:38,609 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:35:38,609 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-12-13 19:35:38,625 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/data/038d97d66/41773c388518449781c0d5efe0393552/FLAG2097c2c54 [2022-12-13 19:35:38,910 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/data/038d97d66/41773c388518449781c0d5efe0393552 [2022-12-13 19:35:38,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:35:38,913 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:35:38,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:35:38,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:35:38,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:35:38,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:35:38" (1/1) ... [2022-12-13 19:35:38,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248b4671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:38, skipping insertion in model container [2022-12-13 19:35:38,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:35:38" (1/1) ... [2022-12-13 19:35:38,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:35:38,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:35:39,698 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 19:35:39,699 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 19:35:39,700 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 19:35:39,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5992e83e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:39, skipping insertion in model container [2022-12-13 19:35:39,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:35:39,701 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 19:35:39,703 INFO L158 Benchmark]: Toolchain (without parser) took 789.35ms. Allocated memory was 132.1MB in the beginning and 180.4MB in the end (delta: 48.2MB). Free memory was 73.8MB in the beginning and 131.8MB in the end (delta: -57.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-12-13 19:35:39,703 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory was 95.8MB in the beginning and 95.8MB in the end (delta: 21.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:35:39,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.77ms. Allocated memory was 132.1MB in the beginning and 180.4MB in the end (delta: 48.2MB). Free memory was 73.6MB in the beginning and 131.8MB in the end (delta: -58.2MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-12-13 19:35:39,705 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory was 95.8MB in the beginning and 95.8MB in the end (delta: 21.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.77ms. Allocated memory was 132.1MB in the beginning and 180.4MB in the end (delta: 48.2MB). Free memory was 73.6MB in the beginning and 131.8MB in the end (delta: -58.2MB). Peak memory consumption was 18.4MB. 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_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/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_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8 --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-2329fc7 [2022-12-13 19:35:41,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:35:41,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:35:41,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:35:41,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:35:41,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:35:41,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:35:41,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:35:41,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:35:41,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:35:41,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:35:41,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:35:41,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:35:41,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:35:41,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:35:41,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:35:41,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:35:41,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:35:41,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:35:41,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:35:41,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:35:41,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:35:41,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:35:41,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:35:41,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:35:41,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:35:41,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:35:41,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:35:41,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:35:41,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:35:41,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:35:41,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:35:41,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:35:41,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:35:41,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:35:41,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:35:41,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:35:41,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:35:41,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:35:41,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:35:41,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:35:41,134 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 19:35:41,158 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:35:41,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:35:41,158 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:35:41,158 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:35:41,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:35:41,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:35:41,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:35:41,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:35:41,160 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:35:41,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:35:41,160 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:35:41,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:35:41,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:35:41,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:35:41,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:35:41,161 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 19:35:41,161 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 19:35:41,161 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 19:35:41,162 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 19:35:41,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:35:41,162 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:35:41,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:35:41,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:35:41,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:35:41,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:35:41,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:35:41,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:35:41,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:35:41,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:35:41,164 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 19:35:41,164 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 19:35:41,164 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:35:41,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:35:41,164 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:35:41,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:35:41,165 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 19:35:41,165 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:35:41,165 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_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9 [2022-12-13 19:35:41,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:35:41,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:35:41,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:35:41,388 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:35:41,388 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:35:41,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-12-13 19:35:44,013 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:35:44,246 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:35:44,247 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2022-12-13 19:35:44,263 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/data/3eef487ac/47fdbbf159254e33b77d024b5f73b95a/FLAGa2af6fb63 [2022-12-13 19:35:44,273 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3a500a8-a8a2-44d8-b039-f9d9c4261c2d/bin/uautomizer-uyxdKDjOR8/data/3eef487ac/47fdbbf159254e33b77d024b5f73b95a [2022-12-13 19:35:44,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:35:44,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:35:44,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:35:44,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:35:44,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:35:44,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:35:44" (1/1) ... [2022-12-13 19:35:44,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcbdce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:44, skipping insertion in model container [2022-12-13 19:35:44,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:35:44" (1/1) ... [2022-12-13 19:35:44,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:35:44,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:35:45,142 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 19:35:45,143 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 19:35:45,145 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 19:35:45,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74f98428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:45, skipping insertion in model container [2022-12-13 19:35:45,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:35:45,146 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 19:35:45,147 INFO L158 Benchmark]: Toolchain (without parser) took 870.74ms. Allocated memory is still 83.9MB. Free memory was 55.8MB in the beginning and 44.7MB in the end (delta: 11.1MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2022-12-13 19:35:45,148 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:35:45,148 INFO L158 Benchmark]: CACSL2BoogieTranslator took 869.17ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 45.1MB in the end (delta: 10.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2022-12-13 19:35:45,149 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 869.17ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 45.1MB in the end (delta: 10.5MB). Peak memory consumption was 12.8MB. 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