./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/WhileFalse.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileFalse.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg --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 6bafde5168b708b72da7f2587edb5230d20fcc9c2ad1a62f6bbb27f7dfec2f68 .................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:06:20,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:06:20,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:06:20,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:06:20,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:06:20,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:06:20,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:06:20,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:06:20,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:06:20,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:06:20,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:06:20,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:06:20,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:06:20,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:06:20,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:06:20,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:06:20,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:06:20,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:06:20,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:06:20,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:06:20,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:06:20,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:06:20,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:06:20,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:06:21,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:06:21,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:06:21,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:06:21,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:06:21,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:06:21,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:06:21,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:06:21,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:06:21,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:06:21,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:06:21,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:06:21,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:06:21,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:06:21,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:06:21,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:06:21,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:06:21,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:06:21,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-10-28 09:06:21,066 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:06:21,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:06:21,067 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:06:21,067 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:06:21,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:06:21,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:06:21,070 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:06:21,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:06:21,070 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:06:21,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:06:21,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:06:21,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:06:21,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:06:21,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:06:21,073 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 09:06:21,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:06:21,073 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:06:21,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:06:21,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:06:21,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:06:21,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:06:21,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:06:21,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:06:21,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:06:21,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:06:21,076 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:06:21,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:06:21,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:06:21,077 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:06:21,079 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_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bafde5168b708b72da7f2587edb5230d20fcc9c2ad1a62f6bbb27f7dfec2f68 [2021-10-28 09:06:21,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:06:21,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:06:21,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:06:21,416 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:06:21,423 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:06:21,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-10-28 09:06:21,532 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/data/0caef3121/8382cff742f64ee0ac2402a1b0b87ada/FLAGef12cc68e [2021-10-28 09:06:22,054 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:06:22,055 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-10-28 09:06:22,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/data/0caef3121/8382cff742f64ee0ac2402a1b0b87ada/FLAGef12cc68e [2021-10-28 09:06:22,475 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/data/0caef3121/8382cff742f64ee0ac2402a1b0b87ada [2021-10-28 09:06:22,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:06:22,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:06:22,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:06:22,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:06:22,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:06:22,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c06abc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22, skipping insertion in model container [2021-10-28 09:06:22,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:06:22,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:06:22,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:06:22,682 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:06:22,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:06:22,725 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:06:22,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22 WrapperNode [2021-10-28 09:06:22,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:06:22,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:06:22,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:06:22,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:06:22,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:06:22,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:06:22,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:06:22,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:06:22,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:06:22,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:06:22,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:06:22,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:06:22,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,794 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:06:22,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:06:22,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:06:22,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:06:22,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:06:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:06:23,004 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:06:23,005 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-28 09:06:23,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:06:23 BoogieIcfgContainer [2021-10-28 09:06:23,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:06:23,010 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:06:23,010 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:06:23,014 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:06:23,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:06:22" (1/3) ... [2021-10-28 09:06:23,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c0646a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:06:23, skipping insertion in model container [2021-10-28 09:06:23,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22" (2/3) ... [2021-10-28 09:06:23,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c0646a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:06:23, skipping insertion in model container [2021-10-28 09:06:23,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:06:23" (3/3) ... [2021-10-28 09:06:23,020 INFO L111 eAbstractionObserver]: Analyzing ICFG WhileFalse.c [2021-10-28 09:06:23,026 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:06:23,027 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 09:06:23,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c0646a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:06:23, skipping insertion in model container [2021-10-28 09:06:23,029 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:06:23,030 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:06:23,030 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:06:23,031 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:06:23,032 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:06:23" (3/3) ... [2021-10-28 09:06:23,036 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:06:23,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:06:23,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:06:23,083 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:06:23,083 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:06:23,087 INFO L168 Benchmark]: Toolchain (without parser) took 604.18 ms. Allocated memory was 98.6 MB in the beginning and 140.5 MB in the end (delta: 41.9 MB). Free memory was 70.5 MB in the beginning and 105.1 MB in the end (delta: -34.6 MB). Peak memory consumption was 2.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:23,087 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory is still 53.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:06:23,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.70 ms. Allocated memory was 98.6 MB in the beginning and 140.5 MB in the end (delta: 41.9 MB). Free memory was 70.2 MB in the beginning and 117.6 MB in the end (delta: -47.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:23,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.72 ms. Allocated memory is still 140.5 MB. Free memory was 117.6 MB in the beginning and 116.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:06:23,092 INFO L168 Benchmark]: Boogie Preprocessor took 15.35 ms. Allocated memory is still 140.5 MB. Free memory was 116.4 MB in the beginning and 115.6 MB in the end (delta: 788.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:06:23,094 INFO L168 Benchmark]: RCFGBuilder took 224.95 ms. Allocated memory is still 140.5 MB. Free memory was 115.6 MB in the beginning and 108.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:23,099 INFO L168 Benchmark]: TraceAbstraction took 18.72 ms. Allocated memory is still 140.5 MB. Free memory was 108.1 MB in the beginning and 107.2 MB in the end (delta: 897.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:23,100 INFO L168 Benchmark]: Witness Printer took 53.53 ms. Allocated memory is still 140.5 MB. Free memory was 107.2 MB in the beginning and 105.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:23,109 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory is still 53.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 235.70 ms. Allocated memory was 98.6 MB in the beginning and 140.5 MB in the end (delta: 41.9 MB). Free memory was 70.2 MB in the beginning and 117.6 MB in the end (delta: -47.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 38.72 ms. Allocated memory is still 140.5 MB. Free memory was 117.6 MB in the beginning and 116.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 15.35 ms. Allocated memory is still 140.5 MB. Free memory was 116.4 MB in the beginning and 115.6 MB in the end (delta: 788.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 224.95 ms. Allocated memory is still 140.5 MB. Free memory was 115.6 MB in the beginning and 108.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18.72 ms. Allocated memory is still 140.5 MB. Free memory was 108.1 MB in the beginning and 107.2 MB in the end (delta: 897.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 53.53 ms. Allocated memory is still 140.5 MB. Free memory was 107.2 MB in the beginning and 105.1 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! [2021-10-28 09:06:23,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9530b331-f238-4021-af93-c34514316602/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...