./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileFalse.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be --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-e943c26 [2021-10-21 20:07:44,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:07:44,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:07:44,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:07:44,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:07:44,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:07:44,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:07:44,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:07:44,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:07:44,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:07:44,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:07:44,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:07:44,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:07:44,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:07:44,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:07:44,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:07:44,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:07:44,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:07:44,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:07:44,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:07:44,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:07:44,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:07:44,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:07:44,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:07:44,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:07:44,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:07:44,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:07:44,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:07:44,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:07:44,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:07:44,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:07:44,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:07:44,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:07:44,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:07:44,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:07:44,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:07:44,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:07:44,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:07:44,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:07:44,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:07:44,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:07:44,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-10-21 20:07:44,355 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:07:44,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:07:44,360 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:07:44,360 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:07:44,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:07:44,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:07:44,369 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:07:44,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:07:44,370 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:07:44,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:07:44,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:07:44,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:07:44,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:07:44,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:07:44,372 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-21 20:07:44,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:07:44,373 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:07:44,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:07:44,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:07:44,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:07:44,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:07:44,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:07:44,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:07:44,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:07:44,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:07:44,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:07:44,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:07:44,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:07:44,376 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:07:44,378 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_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bafde5168b708b72da7f2587edb5230d20fcc9c2ad1a62f6bbb27f7dfec2f68 [2021-10-21 20:07:44,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:07:44,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:07:44,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:07:44,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:07:44,706 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:07:44,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-10-21 20:07:44,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/data/e925a56a6/9745de05d21b4fd0ac8168c707c5afc6/FLAG5b57ab813 [2021-10-21 20:07:45,363 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:07:45,365 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-10-21 20:07:45,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/data/e925a56a6/9745de05d21b4fd0ac8168c707c5afc6/FLAG5b57ab813 [2021-10-21 20:07:45,724 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/data/e925a56a6/9745de05d21b4fd0ac8168c707c5afc6 [2021-10-21 20:07:45,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:07:45,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:07:45,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:07:45,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:07:45,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:07:45,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:45,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56d9b198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45, skipping insertion in model container [2021-10-21 20:07:45,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:45,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:07:45,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:07:45,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:07:45,937 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:07:45,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:07:45,984 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:07:45,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45 WrapperNode [2021-10-21 20:07:45,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:07:45,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:07:45,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:07:45,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:07:45,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:07:46,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:07:46,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:07:46,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:07:46,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:07:46,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:07:46,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:07:46,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:07:46,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (1/1) ... [2021-10-21 20:07:46,069 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:07:46,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:07:46,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:07:46,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:07:46,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:07:46,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:07:46,307 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:07:46,307 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-21 20:07:46,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:07:46 BoogieIcfgContainer [2021-10-21 20:07:46,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:07:46,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:07:46,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:07:46,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:07:46,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:07:45" (1/3) ... [2021-10-21 20:07:46,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f624f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:07:46, skipping insertion in model container [2021-10-21 20:07:46,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:07:45" (2/3) ... [2021-10-21 20:07:46,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f624f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:07:46, skipping insertion in model container [2021-10-21 20:07:46,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:07:46" (3/3) ... [2021-10-21 20:07:46,332 INFO L111 eAbstractionObserver]: Analyzing ICFG WhileFalse.c [2021-10-21 20:07:46,339 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:07:46,339 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-21 20:07:46,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f624f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:07:46, skipping insertion in model container [2021-10-21 20:07:46,342 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:07:46,344 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:07:46,344 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:07:46,345 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:07:46,346 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:07:46" (3/3) ... [2021-10-21 20:07:46,351 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:07:46,365 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 20:07:46,366 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:07:46,412 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:07:46,412 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:07:46,416 INFO L168 Benchmark]: Toolchain (without parser) took 683.77 ms. Allocated memory is still 107.0 MB. Free memory was 73.4 MB in the beginning and 71.4 MB in the end (delta: 2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:07:46,417 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 107.0 MB. Free memory is still 62.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:07:46,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.29 ms. Allocated memory is still 107.0 MB. Free memory was 73.2 MB in the beginning and 83.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:07:46,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.84 ms. Allocated memory is still 107.0 MB. Free memory was 83.9 MB in the beginning and 82.6 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:07:46,421 INFO L168 Benchmark]: Boogie Preprocessor took 24.96 ms. Allocated memory is still 107.0 MB. Free memory was 82.6 MB in the beginning and 81.9 MB in the end (delta: 724.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:07:46,424 INFO L168 Benchmark]: RCFGBuilder took 254.86 ms. Allocated memory is still 107.0 MB. Free memory was 81.9 MB in the beginning and 74.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:07:46,426 INFO L168 Benchmark]: TraceAbstraction took 26.28 ms. Allocated memory is still 107.0 MB. Free memory was 74.6 MB in the beginning and 73.7 MB in the end (delta: 836.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:07:46,433 INFO L168 Benchmark]: Witness Printer took 68.72 ms. Allocated memory is still 107.0 MB. Free memory was 73.4 MB in the beginning and 71.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:07:46,439 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 107.0 MB. Free memory is still 62.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 254.29 ms. Allocated memory is still 107.0 MB. Free memory was 73.2 MB in the beginning and 83.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.84 ms. Allocated memory is still 107.0 MB. Free memory was 83.9 MB in the beginning and 82.6 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.96 ms. Allocated memory is still 107.0 MB. Free memory was 82.6 MB in the beginning and 81.9 MB in the end (delta: 724.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 254.86 ms. Allocated memory is still 107.0 MB. Free memory was 81.9 MB in the beginning and 74.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 26.28 ms. Allocated memory is still 107.0 MB. Free memory was 74.6 MB in the beginning and 73.7 MB in the end (delta: 836.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 68.72 ms. Allocated memory is still 107.0 MB. Free memory was 73.4 MB in the beginning and 71.4 MB in the end (delta: 1.9 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! [2021-10-21 20:07:46,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb3bc3cd-f3e2-47f1-8550-65e5b5eb0cea/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...