./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/WhileTrue.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileTrue.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b58543c5c6c478461bb3678f5712726562def78f ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:58:35,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:58:35,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:58:35,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:58:35,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:58:35,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:58:35,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:58:35,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:58:35,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:58:35,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:58:35,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:58:35,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:58:35,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:58:35,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:58:35,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:58:35,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:58:35,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:58:35,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:58:35,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:58:35,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:58:35,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:58:35,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:58:35,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:58:35,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:58:35,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:58:35,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:58:35,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:58:35,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:58:35,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:58:35,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:58:35,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:58:35,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:58:35,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:58:35,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:58:35,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:58:35,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:58:35,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:58:35,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:58:35,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:58:35,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:58:35,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:58:35,829 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/config/svcomp-Overflow-64bit-Taipan_Default.epf [2021-10-16 02:58:35,882 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:58:35,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:58:35,885 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:58:35,886 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:58:35,886 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:58:35,886 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:58:35,886 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:58:35,887 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:58:35,893 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:58:35,893 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:58:35,894 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:58:35,895 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:58:35,895 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:58:35,895 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:58:35,896 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:58:35,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:58:35,897 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:58:35,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:58:35,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:58:35,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:58:35,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:58:35,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:58:35,898 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-16 02:58:35,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:58:35,899 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:58:35,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:58:35,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:58:35,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:58:35,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:58:35,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:58:35,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:58:35,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:58:35,902 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:58:35,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:58:35,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:58:35,903 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:58:35,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:58:35,903 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58543c5c6c478461bb3678f5712726562def78f [2021-10-16 02:58:36,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:58:36,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:58:36,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:58:36,234 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:58:36,235 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:58:36,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/termination-crafted/WhileTrue.c [2021-10-16 02:58:36,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/data/bc9631a06/adcfac3dc65e45be9be0686e2508e3df/FLAGe59bd2c5d [2021-10-16 02:58:36,793 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:58:36,794 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/sv-benchmarks/c/termination-crafted/WhileTrue.c [2021-10-16 02:58:36,800 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/data/bc9631a06/adcfac3dc65e45be9be0686e2508e3df/FLAGe59bd2c5d [2021-10-16 02:58:37,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/data/bc9631a06/adcfac3dc65e45be9be0686e2508e3df [2021-10-16 02:58:37,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:58:37,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:58:37,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:58:37,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:58:37,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:58:37,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39fcef58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37, skipping insertion in model container [2021-10-16 02:58:37,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:58:37,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:58:37,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:58:37,388 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 02:58:37,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:58:37,427 INFO L208 MainTranslator]: Completed translation [2021-10-16 02:58:37,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37 WrapperNode [2021-10-16 02:58:37,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:58:37,429 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 02:58:37,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 02:58:37,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 02:58:37,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 02:58:37,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 02:58:37,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 02:58:37,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 02:58:37,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 02:58:37,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 02:58:37,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 02:58:37,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 02:58:37,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (1/1) ... [2021-10-16 02:58:37,492 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:58:37,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 02:58:37,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 02:58:37,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 02:58:37,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 02:58:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 02:58:37,702 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 02:58:37,702 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-16 02:58:37,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:58:37 BoogieIcfgContainer [2021-10-16 02:58:37,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 02:58:37,707 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 02:58:37,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 02:58:37,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 02:58:37,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:58:37" (1/3) ... [2021-10-16 02:58:37,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f00ffd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:58:37, skipping insertion in model container [2021-10-16 02:58:37,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:37" (2/3) ... [2021-10-16 02:58:37,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f00ffd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:58:37, skipping insertion in model container [2021-10-16 02:58:37,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:58:37" (3/3) ... [2021-10-16 02:58:37,716 INFO L111 eAbstractionObserver]: Analyzing ICFG WhileTrue.c [2021-10-16 02:58:37,722 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 02:58:37,722 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-16 02:58:37,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f00ffd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:58:37, skipping insertion in model container [2021-10-16 02:58:37,724 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 02:58:37,725 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 02:58:37,725 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 02:58:37,726 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 02:58:37,726 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:58:37" (3/3) ... [2021-10-16 02:58:37,730 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 02:58:37,740 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-16 02:58:37,741 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-16 02:58:37,741 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 02:58:37,777 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 02:58:37,777 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 02:58:37,779 INFO L168 Benchmark]: Toolchain (without parser) took 590.11 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.2 MB in the beginning and 70.1 MB in the end (delta: -20.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:58:37,780 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory is still 65.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:58:37,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.49 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.0 MB in the beginning and 83.1 MB in the end (delta: -34.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:37,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.92 ms. Allocated memory is still 104.9 MB. Free memory was 83.1 MB in the beginning and 81.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:58:37,782 INFO L168 Benchmark]: Boogie Preprocessor took 18.72 ms. Allocated memory is still 104.9 MB. Free memory was 81.9 MB in the beginning and 81.0 MB in the end (delta: 913.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:58:37,783 INFO L168 Benchmark]: RCFGBuilder took 223.52 ms. Allocated memory is still 104.9 MB. Free memory was 80.7 MB in the beginning and 73.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:37,784 INFO L168 Benchmark]: TraceAbstraction took 17.00 ms. Allocated memory is still 104.9 MB. Free memory was 73.1 MB in the beginning and 72.2 MB in the end (delta: 908.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:58:37,784 INFO L168 Benchmark]: Witness Printer took 52.15 ms. Allocated memory is still 104.9 MB. Free memory was 72.2 MB in the beginning and 70.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:37,788 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory is still 65.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 236.49 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.0 MB in the beginning and 83.1 MB in the end (delta: -34.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 31.92 ms. Allocated memory is still 104.9 MB. Free memory was 83.1 MB in the beginning and 81.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.72 ms. Allocated memory is still 104.9 MB. Free memory was 81.9 MB in the beginning and 81.0 MB in the end (delta: 913.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 223.52 ms. Allocated memory is still 104.9 MB. Free memory was 80.7 MB in the beginning and 73.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17.00 ms. Allocated memory is still 104.9 MB. Free memory was 73.1 MB in the beginning and 72.2 MB in the end (delta: 908.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 52.15 ms. Allocated memory is still 104.9 MB. Free memory was 72.2 MB in the beginning and 70.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-10-16 02:58:37,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafd05a8-af83-4724-a5a9-d156be294e7b/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...