./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9053a59183bda48b00ea35c6720e8fb929c8af09 ...................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:25:02,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:25:02,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:25:02,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:25:02,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:25:02,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:25:02,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:25:02,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:25:02,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:25:02,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:25:02,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:25:02,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:25:02,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:25:02,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:25:02,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:25:02,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:25:02,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:25:02,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:25:02,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:25:02,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:25:02,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:25:02,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:25:02,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:25:02,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:25:02,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:25:02,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:25:02,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:25:02,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:25:02,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:25:02,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:25:02,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:25:02,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:25:02,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:25:02,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:25:02,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:25:02,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:25:02,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:25:02,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:25:02,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:25:02,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:25:02,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:25:02,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-10-13 01:25:02,890 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:25:02,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:25:02,891 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:25:02,891 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:25:02,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:25:02,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:25:02,893 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:25:02,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:25:02,894 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 01:25:02,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:25:02,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:25:02,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:25:02,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:25:02,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:25:02,895 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 01:25:02,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:25:02,895 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:25:02,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:25:02,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:25:02,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:25:02,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:25:02,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:25:02,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:25:02,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:25:02,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:25:02,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:25:02,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:25:02,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:25:02,898 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:25:02,898 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_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9053a59183bda48b00ea35c6720e8fb929c8af09 [2021-10-13 01:25:03,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:25:03,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:25:03,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:25:03,217 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:25:03,219 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:25:03,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i [2021-10-13 01:25:03,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/data/e82a63a4e/aa13f3164d8d4178b1dec20f966eb474/FLAG1932b0fc3 [2021-10-13 01:25:03,926 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:25:03,927 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i [2021-10-13 01:25:03,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/data/e82a63a4e/aa13f3164d8d4178b1dec20f966eb474/FLAG1932b0fc3 [2021-10-13 01:25:04,232 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/data/e82a63a4e/aa13f3164d8d4178b1dec20f966eb474 [2021-10-13 01:25:04,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:25:04,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:25:04,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:25:04,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:25:04,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:25:04,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d6f4a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04, skipping insertion in model container [2021-10-13 01:25:04,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:25:04,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:25:04,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:25:04,646 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:25:04,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:25:04,722 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:25:04,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04 WrapperNode [2021-10-13 01:25:04,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:25:04,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:25:04,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:25:04,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:25:04,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:25:04,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:25:04,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:25:04,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:25:04,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:25:04,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:25:04,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:25:04,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:25:04,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (1/1) ... [2021-10-13 01:25:04,819 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:25:04,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:25:04,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:25:04,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:25:04,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:25:04,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:25:04,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:25:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:25:05,080 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:25:05,080 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 01:25:05,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:25:05 BoogieIcfgContainer [2021-10-13 01:25:05,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:25:05,085 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:25:05,085 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:25:05,103 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:25:05,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:25:04" (1/3) ... [2021-10-13 01:25:05,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a67f439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:25:05, skipping insertion in model container [2021-10-13 01:25:05,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:25:04" (2/3) ... [2021-10-13 01:25:05,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a67f439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:25:05, skipping insertion in model container [2021-10-13 01:25:05,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:25:05" (3/3) ... [2021-10-13 01:25:05,108 INFO L111 eAbstractionObserver]: Analyzing ICFG ConversionToSignedInt.i [2021-10-13 01:25:05,114 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:25:05,114 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 01:25:05,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a67f439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:25:05, skipping insertion in model container [2021-10-13 01:25:05,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:25:05,118 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:25:05,118 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:25:05,118 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:25:05,119 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:25:05" (3/3) ... [2021-10-13 01:25:05,123 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:25:05,140 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-13 01:25:05,141 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 01:25:05,141 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:25:05,141 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:25:05,177 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:25:05,177 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:25:05,179 INFO L168 Benchmark]: Toolchain (without parser) took 940.31 ms. Allocated memory is still 119.5 MB. Free memory was 76.4 MB in the beginning and 73.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 70.0 kB. Max. memory is 16.1 GB. [2021-10-13 01:25:05,180 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 119.5 MB. Free memory was 93.3 MB in the beginning and 93.3 MB in the end (delta: 64.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:25:05,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.97 ms. Allocated memory is still 119.5 MB. Free memory was 76.2 MB in the beginning and 89.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:25:05,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.44 ms. Allocated memory is still 119.5 MB. Free memory was 89.1 MB in the beginning and 87.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:25:05,183 INFO L168 Benchmark]: Boogie Preprocessor took 25.93 ms. Allocated memory is still 119.5 MB. Free memory was 87.7 MB in the beginning and 86.5 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:25:05,184 INFO L168 Benchmark]: RCFGBuilder took 273.82 ms. Allocated memory is still 119.5 MB. Free memory was 86.5 MB in the beginning and 78.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:25:05,185 INFO L168 Benchmark]: TraceAbstraction took 32.00 ms. Allocated memory is still 119.5 MB. Free memory was 77.6 MB in the beginning and 76.9 MB in the end (delta: 748.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:25:05,185 INFO L168 Benchmark]: Witness Printer took 59.54 ms. Allocated memory is still 119.5 MB. Free memory was 76.9 MB in the beginning and 73.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:25:05,200 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 119.5 MB. Free memory was 93.3 MB in the beginning and 93.3 MB in the end (delta: 64.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 483.97 ms. Allocated memory is still 119.5 MB. Free memory was 76.2 MB in the beginning and 89.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.44 ms. Allocated memory is still 119.5 MB. Free memory was 89.1 MB in the beginning and 87.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.93 ms. Allocated memory is still 119.5 MB. Free memory was 87.7 MB in the beginning and 86.5 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 273.82 ms. Allocated memory is still 119.5 MB. Free memory was 86.5 MB in the beginning and 78.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 32.00 ms. Allocated memory is still 119.5 MB. Free memory was 77.6 MB in the beginning and 76.9 MB in the end (delta: 748.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 59.54 ms. Allocated memory is still 119.5 MB. Free memory was 76.9 MB in the beginning and 73.8 MB in the end (delta: 3.1 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! [2021-10-13 01:25:05,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d309273c-554b-4855-bfa7-53b18bc90d9f/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...