./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_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileFalse.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD --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 23:16:49,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:16:49,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:16:49,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:16:49,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:16:49,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:16:49,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:16:49,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:16:49,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:16:49,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:16:49,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:16:49,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:16:49,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:16:49,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:16:49,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:16:49,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:16:49,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:16:49,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:16:49,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:16:50,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:16:50,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:16:50,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:16:50,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:16:50,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:16:50,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:16:50,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:16:50,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:16:50,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:16:50,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:16:50,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:16:50,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:16:50,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:16:50,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:16:50,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:16:50,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:16:50,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:16:50,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:16:50,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:16:50,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:16:50,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:16:50,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:16:50,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-10-28 23:16:50,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:16:50,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:16:50,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:16:50,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:16:50,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:16:50,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:16:50,086 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:16:50,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:16:50,087 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:16:50,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:16:50,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:16:50,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:16:50,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:16:50,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:16:50,089 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 23:16:50,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:16:50,089 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:16:50,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:16:50,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:16:50,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:16:50,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:16:50,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:16:50,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:16:50,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:16:50,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:16:50,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:16:50,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:16:50,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:16:50,092 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:16:50,093 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_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bafde5168b708b72da7f2587edb5230d20fcc9c2ad1a62f6bbb27f7dfec2f68 [2021-10-28 23:16:50,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:16:50,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:16:50,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:16:50,395 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:16:50,396 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:16:50,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-10-28 23:16:50,470 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/data/662b87a66/5b3f7c84416d4a8bb75e67b7cef062ab/FLAG1487d5a54 [2021-10-28 23:16:50,972 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:16:50,973 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-10-28 23:16:50,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/data/662b87a66/5b3f7c84416d4a8bb75e67b7cef062ab/FLAG1487d5a54 [2021-10-28 23:16:51,341 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/data/662b87a66/5b3f7c84416d4a8bb75e67b7cef062ab [2021-10-28 23:16:51,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:16:51,349 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:16:51,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:16:51,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:16:51,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:16:51,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54287aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51, skipping insertion in model container [2021-10-28 23:16:51,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:16:51,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:16:51,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:16:51,547 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:16:51,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:16:51,587 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:16:51,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51 WrapperNode [2021-10-28 23:16:51,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:16:51,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:16:51,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:16:51,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:16:51,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:16:51,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:16:51,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:16:51,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:16:51,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:16:51,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:16:51,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:16:51,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:16:51,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (1/1) ... [2021-10-28 23:16:51,653 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:16:51,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:51,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:51,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:16:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:16:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:16:51,839 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:16:51,840 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-28 23:16:51,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:16:51 BoogieIcfgContainer [2021-10-28 23:16:51,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:16:51,843 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:16:51,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:16:51,847 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:16:51,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:16:51" (1/3) ... [2021-10-28 23:16:51,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74107a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:16:51, skipping insertion in model container [2021-10-28 23:16:51,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:51" (2/3) ... [2021-10-28 23:16:51,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74107a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:16:51, skipping insertion in model container [2021-10-28 23:16:51,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:16:51" (3/3) ... [2021-10-28 23:16:51,850 INFO L111 eAbstractionObserver]: Analyzing ICFG WhileFalse.c [2021-10-28 23:16:51,856 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:16:51,856 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 23:16:51,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74107a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:16:51, skipping insertion in model container [2021-10-28 23:16:51,860 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:16:51,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:16:51,866 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:16:51,866 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:16:51,867 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:16:51" (3/3) ... [2021-10-28 23:16:51,871 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:16:51,881 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:16:51,881 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:16:51,918 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:16:51,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:16:51,921 INFO L168 Benchmark]: Toolchain (without parser) took 570.37 ms. Allocated memory is still 94.4 MB. Free memory was 54.7 MB in the beginning and 59.4 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:16:51,922 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory was 70.6 MB in the beginning and 70.6 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:16:51,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.70 ms. Allocated memory is still 94.4 MB. Free memory was 54.4 MB in the beginning and 72.0 MB in the end (delta: -17.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:51,925 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.74 ms. Allocated memory is still 94.4 MB. Free memory was 72.0 MB in the beginning and 70.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:16:51,926 INFO L168 Benchmark]: Boogie Preprocessor took 17.58 ms. Allocated memory is still 94.4 MB. Free memory was 70.9 MB in the beginning and 69.9 MB in the end (delta: 977.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:51,928 INFO L168 Benchmark]: RCFGBuilder took 198.04 ms. Allocated memory is still 94.4 MB. Free memory was 69.9 MB in the beginning and 63.0 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:51,936 INFO L168 Benchmark]: TraceAbstraction took 17.22 ms. Allocated memory is still 94.4 MB. Free memory was 62.5 MB in the beginning and 61.6 MB in the end (delta: 932.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:51,936 INFO L168 Benchmark]: Witness Printer took 56.89 ms. Allocated memory is still 94.4 MB. Free memory was 61.6 MB in the beginning and 59.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:51,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory was 70.6 MB in the beginning and 70.6 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 236.70 ms. Allocated memory is still 94.4 MB. Free memory was 54.4 MB in the beginning and 72.0 MB in the end (delta: -17.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 33.74 ms. Allocated memory is still 94.4 MB. Free memory was 72.0 MB in the beginning and 70.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 17.58 ms. Allocated memory is still 94.4 MB. Free memory was 70.9 MB in the beginning and 69.9 MB in the end (delta: 977.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 198.04 ms. Allocated memory is still 94.4 MB. Free memory was 69.9 MB in the beginning and 63.0 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17.22 ms. Allocated memory is still 94.4 MB. Free memory was 62.5 MB in the beginning and 61.6 MB in the end (delta: 932.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 56.89 ms. Allocated memory is still 94.4 MB. Free memory was 61.6 MB in the beginning and 59.4 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 23:16:51,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0101a0ac-7da7-46e0-862d-99e595c63dee/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...