./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN --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 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:55:25,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:55:25,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:55:25,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:55:25,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:55:25,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:55:25,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:55:25,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:55:25,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:55:25,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:55:25,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:55:25,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:55:25,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:55:25,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:55:25,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:55:25,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:55:25,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:55:25,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:55:25,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:55:25,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:55:25,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:55:25,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:55:25,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:55:25,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:55:25,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:55:25,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:55:25,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:55:25,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:55:25,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:55:25,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:55:25,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:55:25,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:55:25,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:55:25,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:55:25,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:55:25,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:55:25,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:55:25,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:55:25,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:55:25,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:55:25,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:55:25,288 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 04:55:25,315 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:55:25,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:55:25,325 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:55:25,326 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:55:25,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:55:25,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:55:25,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:55:25,328 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:55:25,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:55:25,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:55:25,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:55:25,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:55:25,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:55:25,335 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:55:25,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:55:25,336 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:55:25,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:55:25,337 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:55:25,337 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:55:25,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:55:25,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:55:25,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:55:25,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:55:25,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:55:25,339 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:55:25,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:55:25,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:55:25,339 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_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 [2021-11-21 04:55:25,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:55:25,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:55:25,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:55:25,594 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:55:25,596 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:55:25,598 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2021-11-21 04:55:25,691 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/data/6faf7c820/abb9d5e5167449578bf73ff1a32342d4/FLAGd9ebaf120 [2021-11-21 04:55:26,081 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:55:26,082 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2021-11-21 04:55:26,088 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/data/6faf7c820/abb9d5e5167449578bf73ff1a32342d4/FLAGd9ebaf120 [2021-11-21 04:55:26,495 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/data/6faf7c820/abb9d5e5167449578bf73ff1a32342d4 [2021-11-21 04:55:26,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:55:26,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:55:26,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:55:26,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:55:26,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:55:26,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41cc3509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26, skipping insertion in model container [2021-11-21 04:55:26,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:55:26,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:55:26,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:55:26,747 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:55:26,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:55:26,772 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:55:26,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26 WrapperNode [2021-11-21 04:55:26,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:55:26,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:55:26,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:55:26,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:55:26,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,807 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2021-11-21 04:55:26,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:55:26,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:55:26,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:55:26,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:55:26,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:55:26,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:55:26,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:55:26,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:55:26,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:55:26" (1/1) ... [2021-11-21 04:55:26,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:55:26,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:55:26,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:55:26,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:55:26,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:55:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:55:27,018 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:55:27,019 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:55:27,147 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:55:27,163 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:55:27,163 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 04:55:27,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:55:27 BoogieIcfgContainer [2021-11-21 04:55:27,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:55:27,166 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:55:27,166 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:55:27,187 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:55:27,187 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:55:27" (1/1) ... [2021-11-21 04:55:27,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:55:27,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:27,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2021-11-21 04:55:27,261 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2021-11-21 04:55:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:55:27,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:27,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:27,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:27,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2021-11-21 04:55:27,518 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-21 04:55:27,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:55:27,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:27,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:27,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:27,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:27,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2021-11-21 04:55:27,579 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2021-11-21 04:55:27,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:55:27,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:27,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:27,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2021-11-21 04:55:27,849 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2021-11-21 04:55:27,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:55:27,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:27,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:27,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:28,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:28,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2021-11-21 04:55:28,220 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2021-11-21 04:55:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 04:55:28,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:28,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:28,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:28,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2021-11-21 04:55:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-21 04:55:28,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 04:55:28,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:28,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:28,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:28,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:28,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2021-11-21 04:55:28,349 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2021-11-21 04:55:28,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 04:55:28,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:28,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:28,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:28,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:28,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-21 04:55:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-21 04:55:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 04:55:28,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:28,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:28,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:28,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-21 04:55:28,502 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-21 04:55:28,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:55:28,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:28,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:28,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:29,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:29,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2021-11-21 04:55:29,060 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2021-11-21 04:55:29,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:55:29,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:29,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:29,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2021-11-21 04:55:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2021-11-21 04:55:29,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:55:29,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:29,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:29,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2021-11-21 04:55:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2021-11-21 04:55:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:55:29,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:29,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:29,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:55:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:30,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 37 states and 53 transitions. [2021-11-21 04:55:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2021-11-21 04:55:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:55:30,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:30,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:30,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:55:30,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:30,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2021-11-21 04:55:30,865 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-11-21 04:55:30,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:55:30,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:30,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:55:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:31,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2021-11-21 04:55:31,120 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2021-11-21 04:55:31,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:55:31,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:31,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:55:31,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:31,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2021-11-21 04:55:31,820 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2021-11-21 04:55:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:55:31,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:31,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:31,842 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 04:55:31,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:31,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2021-11-21 04:55:31,929 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2021-11-21 04:55:31,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:55:31,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:31,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:31,945 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 04:55:32,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2021-11-21 04:55:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2021-11-21 04:55:32,037 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-21 04:55:32,037 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2021-11-21 04:55:32,046 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2021-11-21 04:55:32,117 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2021-11-21 04:55:32,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 04:55:32 ImpRootNode [2021-11-21 04:55:32,127 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-21 04:55:32,127 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 04:55:32,127 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 04:55:32,128 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 04:55:32,128 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:55:27" (3/4) ... [2021-11-21 04:55:32,131 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 04:55:32,139 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-21 04:55:32,139 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-21 04:55:32,139 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-21 04:55:32,176 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/witness.graphml [2021-11-21 04:55:32,176 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 04:55:32,177 INFO L158 Benchmark]: Toolchain (without parser) took 5676.88ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 94.8MB in the beginning and 119.3MB in the end (delta: -24.5MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2021-11-21 04:55:32,178 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 81.8MB. Free memory was 53.2MB in the beginning and 53.2MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:55:32,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.39ms. Allocated memory is still 127.9MB. Free memory was 94.8MB in the beginning and 105.8MB in the end (delta: -11.0MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-21 04:55:32,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.15ms. Allocated memory is still 127.9MB. Free memory was 105.8MB in the beginning and 104.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:55:32,179 INFO L158 Benchmark]: Boogie Preprocessor took 26.57ms. Allocated memory is still 127.9MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 844.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:55:32,180 INFO L158 Benchmark]: RCFGBuilder took 327.09ms. Allocated memory is still 127.9MB. Free memory was 103.7MB in the beginning and 93.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 04:55:32,181 INFO L158 Benchmark]: CodeCheck took 4960.63ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 93.2MB in the beginning and 121.4MB in the end (delta: -28.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:55:32,181 INFO L158 Benchmark]: Witness Printer took 48.90ms. Allocated memory is still 155.2MB. Free memory was 121.4MB in the beginning and 119.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:55:32,185 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, 20 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 938 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 849 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 520 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2969 IncrementalHoareTripleChecker+Invalid, 3489 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 520 mSolverCounterUnsat, 68 mSDtfsCounter, 2969 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1495 GetRequests, 1288 SyntacticMatches, 75 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7445 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 600 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 10 PerfectInterpolantSequences, 23/50 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: (((q + y <= 2147483646 && 0 <= y + 2147483648) && 2147483647 < q) || ((q <= y + 2147483644 && y <= 2147483647) && 2147483647 < q)) || ((0 <= y + 2147483648 && y <= 2147483647) && q <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 81.8MB. Free memory was 53.2MB in the beginning and 53.2MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.39ms. Allocated memory is still 127.9MB. Free memory was 94.8MB in the beginning and 105.8MB in the end (delta: -11.0MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.15ms. Allocated memory is still 127.9MB. Free memory was 105.8MB in the beginning and 104.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.57ms. Allocated memory is still 127.9MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 844.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 327.09ms. Allocated memory is still 127.9MB. Free memory was 103.7MB in the beginning and 93.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 4960.63ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 93.2MB in the beginning and 121.4MB in the end (delta: -28.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 48.90ms. Allocated memory is still 155.2MB. Free memory was 121.4MB in the beginning and 119.3MB 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! [2021-11-21 04:55:32,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0acfb00-b113-4491-9e76-384e9cbf5905/bin/ukojak-vF6T2TMglN/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