./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple6.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 95fe4eefed69613e509069b51d207846c0635ae85cb88d69accb6cc592719a49 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:35:02,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:35:02,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:35:02,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:35:02,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:35:02,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:35:02,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:35:02,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:35:02,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:35:02,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:35:02,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:35:02,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:35:02,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:35:02,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:35:02,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:35:02,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:35:02,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:35:02,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:35:02,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:35:02,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:35:02,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:35:02,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:35:02,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:35:02,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:35:02,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:35:02,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:35:02,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:35:02,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:35:02,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:35:02,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:35:02,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:35:02,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:35:02,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:35:02,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:35:02,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:35:02,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:35:02,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:35:02,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:35:02,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:35:02,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:35:02,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:35:02,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:35:02,819 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:35:02,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:35:02,821 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:35:02,821 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:35:02,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:35:02,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:35:02,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:35:02,822 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:35:02,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:35:02,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:35:02,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:35:02,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:35:02,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:35:02,824 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:35:02,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:35:02,825 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:35:02,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:35:02,825 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:35:02,825 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:35:02,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:35:02,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:35:02,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:35:02,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:35:02,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:35:02,827 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:35:02,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:35:02,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:35:02,827 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_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95fe4eefed69613e509069b51d207846c0635ae85cb88d69accb6cc592719a49 [2022-11-21 23:35:03,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:35:03,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:35:03,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:35:03,152 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:35:03,153 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:35:03,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-crafted/NonTerminationSimple6.c [2022-11-21 23:35:06,183 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:35:06,429 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:35:06,430 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/sv-benchmarks/c/termination-crafted/NonTerminationSimple6.c [2022-11-21 23:35:06,436 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/data/ee4a7f5a2/87daf62051ee48a7b81684a759c86482/FLAG6b112cda3 [2022-11-21 23:35:06,451 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/data/ee4a7f5a2/87daf62051ee48a7b81684a759c86482 [2022-11-21 23:35:06,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:35:06,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:35:06,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:35:06,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:35:06,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:35:06,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6133ff99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06, skipping insertion in model container [2022-11-21 23:35:06,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:35:06,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:35:06,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:35:06,636 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:35:06,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:35:06,657 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:35:06,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06 WrapperNode [2022-11-21 23:35:06,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:35:06,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:35:06,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:35:06,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:35:06,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,688 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 17 [2022-11-21 23:35:06,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:35:06,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:35:06,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:35:06,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:35:06,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,705 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:35:06,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:35:06,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:35:06,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:35:06,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:35:06,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:35:06,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:35:06,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:35:06,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:35:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:35:06,863 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:35:06,865 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:35:06,937 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:35:06,957 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:35:06,957 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:35:06,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:35:06 BoogieIcfgContainer [2022-11-21 23:35:06,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:35:06,961 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:35:06,961 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:35:06,969 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:35:06,969 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:35:06" (1/1) ... [2022-11-21 23:35:06,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:35:07,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:35:07,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2022-11-21 23:35:07,033 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2022-11-21 23:35:07,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 23:35:07,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:35:07,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:35:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:35:07,103 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:35:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:35:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:35:07,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:35:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:35:07,145 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 23:35:07,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:35:07 ImpRootNode [2022-11-21 23:35:07,168 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:35:07,169 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:35:07,169 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:35:07,170 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:35:07,170 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:35:06" (3/4) ... [2022-11-21 23:35:07,172 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-21 23:35:07,207 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:35:07,207 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:35:07,208 INFO L158 Benchmark]: Toolchain (without parser) took 752.52ms. Allocated memory is still 190.8MB. Free memory was 160.6MB in the beginning and 129.1MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-21 23:35:07,208 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 134.2MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:35:07,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.58ms. Allocated memory is still 190.8MB. Free memory was 160.6MB in the beginning and 151.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:35:07,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.99ms. Allocated memory is still 190.8MB. Free memory was 151.6MB in the beginning and 150.7MB in the end (delta: 979.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:35:07,210 INFO L158 Benchmark]: Boogie Preprocessor took 17.05ms. Allocated memory is still 190.8MB. Free memory was 150.7MB in the beginning and 149.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:35:07,211 INFO L158 Benchmark]: RCFGBuilder took 252.81ms. Allocated memory is still 190.8MB. Free memory was 149.5MB in the beginning and 140.2MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:35:07,211 INFO L158 Benchmark]: CodeCheck took 207.92ms. Allocated memory is still 190.8MB. Free memory was 140.2MB in the beginning and 130.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:35:07,212 INFO L158 Benchmark]: Witness Printer took 37.63ms. Allocated memory is still 190.8MB. Free memory was 130.6MB in the beginning and 129.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:35:07,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 16]: integer overflow possible integer overflow possible We found a FailurePath: [L12] int c, x; [L13] c = 5 [L14] x = __VERIFIER_nondet_int() [L15] COND TRUE x >= 0 VAL [c=5, x=2147483647] [L16] x + c VAL [c=5, x=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 134.2MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.58ms. Allocated memory is still 190.8MB. Free memory was 160.6MB in the beginning and 151.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.99ms. Allocated memory is still 190.8MB. Free memory was 151.6MB in the beginning and 150.7MB in the end (delta: 979.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.05ms. Allocated memory is still 190.8MB. Free memory was 150.7MB in the beginning and 149.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 252.81ms. Allocated memory is still 190.8MB. Free memory was 149.5MB in the beginning and 140.2MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 207.92ms. Allocated memory is still 190.8MB. Free memory was 140.2MB in the beginning and 130.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 37.63ms. Allocated memory is still 190.8MB. Free memory was 130.6MB in the beginning and 129.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 23:35:07,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f59bb088-1208-4096-ae25-0c9881f7f106/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)