./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/PastaC7.c --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_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/PastaC7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4 --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 95843418c183b3230e10891e454500bf057d0efd9a107bb446b5d49809d39de3 --- 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 [2022-12-15 00:44:24,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:44:24,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:44:24,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:44:24,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:44:24,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:44:24,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:44:24,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:44:24,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:44:24,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:44:24,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:44:24,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:44:24,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:44:24,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:44:24,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:44:24,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:44:24,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:44:24,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:44:24,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:44:24,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:44:24,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:44:24,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:44:24,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:44:24,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:44:24,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:44:24,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:44:24,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:44:24,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:44:24,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:44:24,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:44:24,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:44:24,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:44:24,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:44:24,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:44:24,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:44:24,912 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:44:24,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:44:24,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:44:24,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:44:24,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:44:24,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:44:24,915 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 00:44:24,933 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:44:24,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:44:24,934 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:44:24,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:44:24,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:44:24,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:44:24,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:44:24,935 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:44:24,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:44:24,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:44:24,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:44:24,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:44:24,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:44:24,945 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:44:24,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:44:24,946 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:44:24,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:44:24,946 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:44:24,946 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:44:24,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:44:24,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:44:24,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:44:24,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:44:24,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:44:24,947 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:44:24,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:44:24,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:44:24,948 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_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95843418c183b3230e10891e454500bf057d0efd9a107bb446b5d49809d39de3 [2022-12-15 00:44:25,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:44:25,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:44:25,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:44:25,156 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:44:25,157 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:44:25,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-restricted-15/PastaC7.c [2022-12-15 00:44:27,689 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:44:27,833 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:44:27,834 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/sv-benchmarks/c/termination-restricted-15/PastaC7.c [2022-12-15 00:44:27,838 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/data/baf5a7ea7/57f03fa4c89b44f290f6d6e25d462358/FLAGc65099ac3 [2022-12-15 00:44:28,245 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/data/baf5a7ea7/57f03fa4c89b44f290f6d6e25d462358 [2022-12-15 00:44:28,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:44:28,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:44:28,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:44:28,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:44:28,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:44:28,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a5d7066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28, skipping insertion in model container [2022-12-15 00:44:28,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:44:28,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:44:28,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:44:28,372 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:44:28,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:44:28,396 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:44:28,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28 WrapperNode [2022-12-15 00:44:28,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:44:28,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:44:28,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:44:28,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:44:28,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,424 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2022-12-15 00:44:28,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:44:28,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:44:28,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:44:28,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:44:28,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,441 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:44:28,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:44:28,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:44:28,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:44:28,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:44:28,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:44:28,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:44:28,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:44:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:44:28,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:44:28,578 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:44:28,580 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:44:28,632 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:44:28,645 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:44:28,645 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:44:28,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:44:28 BoogieIcfgContainer [2022-12-15 00:44:28,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:44:28,648 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:44:28,648 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:44:28,655 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:44:28,655 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:44:28" (1/1) ... [2022-12-15 00:44:28,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:44:28,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:44:28,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2022-12-15 00:44:28,698 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2022-12-15 00:44:28,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 00:44:28,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:44:28,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:44:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:44:28,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:44:28,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:44:28,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2022-12-15 00:44:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2022-12-15 00:44:28,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 00:44:28,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:44:28,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:44:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:44:28,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:44:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:44:29,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2022-12-15 00:44:29,052 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2022-12-15 00:44:29,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 00:44:29,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:44:29,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:44:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:44:29,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:44:29,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:44:29,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-12-15 00:44:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-12-15 00:44:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 00:44:29,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:44:29,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:44:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:44:29,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:44:29,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:44:29,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-12-15 00:44:29,471 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-12-15 00:44:29,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:44:29,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:44:29,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:44:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:44:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:44:29,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:44:29,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2022-12-15 00:44:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2022-12-15 00:44:29,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 00:44:29,750 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2022-12-15 00:44:29,757 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-15 00:44:29,779 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-12-15 00:44:29,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 12:44:29 ImpRootNode [2022-12-15 00:44:29,787 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 00:44:29,787 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 00:44:29,788 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 00:44:29,788 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 00:44:29,788 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:44:28" (3/4) ... [2022-12-15 00:44:29,790 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 00:44:29,796 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 00:44:29,796 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-15 00:44:29,797 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-15 00:44:29,819 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 00:44:29,819 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 00:44:29,820 INFO L158 Benchmark]: Toolchain (without parser) took 1572.39ms. Allocated memory is still 161.5MB. Free memory was 128.9MB in the beginning and 102.4MB in the end (delta: 26.4MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-12-15 00:44:29,820 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 161.5MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:44:29,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 148.99ms. Allocated memory is still 161.5MB. Free memory was 128.9MB in the beginning and 119.9MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:44:29,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.81ms. Allocated memory is still 161.5MB. Free memory was 119.9MB in the beginning and 118.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:44:29,821 INFO L158 Benchmark]: Boogie Preprocessor took 16.94ms. Allocated memory is still 161.5MB. Free memory was 118.4MB in the beginning and 117.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:44:29,821 INFO L158 Benchmark]: RCFGBuilder took 204.22ms. Allocated memory is still 161.5MB. Free memory was 117.3MB in the beginning and 107.4MB in the end (delta: 9.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 00:44:29,822 INFO L158 Benchmark]: CodeCheck took 1139.16ms. Allocated memory is still 161.5MB. Free memory was 107.4MB in the beginning and 104.6MB in the end (delta: 2.8MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2022-12-15 00:44:29,822 INFO L158 Benchmark]: Witness Printer took 32.08ms. Allocated memory is still 161.5MB. Free memory was 104.6MB in the beginning and 102.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:44:29,824 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, 11 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 48 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 53 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 211 IncrementalHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 53 mSolverCounterUnsat, 0 mSDtfsCounter, 211 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 216 GetRequests, 166 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 842 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 89 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 2/2 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 - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 <= j + 2147483648 && k <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 161.5MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 148.99ms. Allocated memory is still 161.5MB. Free memory was 128.9MB in the beginning and 119.9MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.81ms. Allocated memory is still 161.5MB. Free memory was 119.9MB in the beginning and 118.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.94ms. Allocated memory is still 161.5MB. Free memory was 118.4MB in the beginning and 117.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 204.22ms. Allocated memory is still 161.5MB. Free memory was 117.3MB in the beginning and 107.4MB in the end (delta: 9.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 1139.16ms. Allocated memory is still 161.5MB. Free memory was 107.4MB in the beginning and 104.6MB in the end (delta: 2.8MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * Witness Printer took 32.08ms. Allocated memory is still 161.5MB. Free memory was 104.6MB in the beginning and 102.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 00:44:29,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd9b7cb-ef5c-4a33-a342-71cd08b14521/bin/ukojak-rkRKPMF4O4/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 Result: TRUE