./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileFalse.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f15d52494f2bb20316f0c01d603c20e3274fba8 ...................................................................................................................................................................................................... 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 03:21:34,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:21:34,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:21:34,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:21:34,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:21:34,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:21:34,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:21:34,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:21:34,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:21:34,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:21:34,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:21:34,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:21:34,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:21:34,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:21:34,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:21:34,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:21:34,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:21:34,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:21:34,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:21:34,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:21:34,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:21:34,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:21:34,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:21:34,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:21:34,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:21:34,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:21:34,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:21:34,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:21:34,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:21:34,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:21:34,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:21:34,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:21:34,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:21:34,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:21:34,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:21:34,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:21:34,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:21:34,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:21:34,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:21:34,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:21:34,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:21:34,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-10-13 03:21:34,389 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:21:34,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:21:34,391 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:21:34,391 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:21:34,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:21:34,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:21:34,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:21:34,393 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 03:21:34,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:21:34,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:21:34,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:21:34,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:21:34,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:21:34,395 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 03:21:34,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:21:34,395 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:21:34,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:21:34,396 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:21:34,396 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:21:34,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:21:34,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:21:34,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:21:34,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:21:34,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:21:34,397 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:21:34,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:21:34,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:21:34,398 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_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f15d52494f2bb20316f0c01d603c20e3274fba8 [2021-10-13 03:21:34,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:21:34,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:21:34,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:21:34,780 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:21:34,781 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:21:34,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-10-13 03:21:34,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/data/f81ac2f43/43412ffe8d5843eda62de810ee864af3/FLAG716087a5c [2021-10-13 03:21:35,392 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:21:35,394 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-10-13 03:21:35,404 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/data/f81ac2f43/43412ffe8d5843eda62de810ee864af3/FLAG716087a5c [2021-10-13 03:21:35,774 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/data/f81ac2f43/43412ffe8d5843eda62de810ee864af3 [2021-10-13 03:21:35,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:21:35,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:21:35,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:21:35,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:21:35,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:21:35,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:21:35" (1/1) ... [2021-10-13 03:21:35,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e8b469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:35, skipping insertion in model container [2021-10-13 03:21:35,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:21:35" (1/1) ... [2021-10-13 03:21:35,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:21:35,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:21:36,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:21:36,046 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:21:36,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:21:36,082 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:21:36,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36 WrapperNode [2021-10-13 03:21:36,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:21:36,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:21:36,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:21:36,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:21:36,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:21:36,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:21:36,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:21:36,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:21:36,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:21:36,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:21:36,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:21:36,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:21:36,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:21:36,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:21:36,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:21:36,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:21:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:21:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:21:36,375 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:21:36,376 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-13 03:21:36,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:21:36 BoogieIcfgContainer [2021-10-13 03:21:36,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:21:36,381 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:21:36,382 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:21:36,394 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:21:36,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:21:36" (1/1) ... [2021-10-13 03:21:36,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:21:36,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:21:36,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2021-10-13 03:21:36,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2021-10-13 03:21:36,455 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 03:21:36,456 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2021-10-13 03:21:36,462 INFO L759 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2021-10-13 03:21:36,476 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 03:21:36,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 03:21:36 ImpRootNode [2021-10-13 03:21:36,481 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 03:21:36,483 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 03:21:36,483 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 03:21:36,483 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 03:21:36,484 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:21:36" (3/4) ... [2021-10-13 03:21:36,487 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 03:21:36,499 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 03:21:36,499 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 03:21:36,499 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 03:21:36,533 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 03:21:36,533 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 03:21:36,537 INFO L168 Benchmark]: Toolchain (without parser) took 754.44 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 55.0 MB in the beginning and 69.9 MB in the end (delta: -14.9 MB). Peak memory consumption was 1.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:21:36,538 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 88.1 MB. Free memory was 60.9 MB in the beginning and 60.9 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:21:36,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.35 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 54.9 MB in the beginning and 85.7 MB in the end (delta: -30.8 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2021-10-13 03:21:36,542 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.94 ms. Allocated memory is still 107.0 MB. Free memory was 85.7 MB in the beginning and 84.3 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:21:36,543 INFO L168 Benchmark]: Boogie Preprocessor took 19.78 ms. Allocated memory is still 107.0 MB. Free memory was 84.3 MB in the beginning and 83.6 MB in the end (delta: 696.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:21:36,545 INFO L168 Benchmark]: RCFGBuilder took 243.40 ms. Allocated memory is still 107.0 MB. Free memory was 83.2 MB in the beginning and 75.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 03:21:36,549 INFO L168 Benchmark]: CodeCheck took 99.98 ms. Allocated memory is still 107.0 MB. Free memory was 75.9 MB in the beginning and 72.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 03:21:36,550 INFO L168 Benchmark]: Witness Printer took 51.03 ms. Allocated memory is still 107.0 MB. Free memory was 71.7 MB in the beginning and 69.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:21:36,560 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 3 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 29.0ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 88.1 MB. Free memory was 60.9 MB in the beginning and 60.9 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 299.35 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 54.9 MB in the beginning and 85.7 MB in the end (delta: -30.8 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 29.94 ms. Allocated memory is still 107.0 MB. Free memory was 85.7 MB in the beginning and 84.3 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.78 ms. Allocated memory is still 107.0 MB. Free memory was 84.3 MB in the beginning and 83.6 MB in the end (delta: 696.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 243.40 ms. Allocated memory is still 107.0 MB. Free memory was 83.2 MB in the beginning and 75.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * CodeCheck took 99.98 ms. Allocated memory is still 107.0 MB. Free memory was 75.9 MB in the beginning and 72.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Witness Printer took 51.03 ms. Allocated memory is still 107.0 MB. Free memory was 71.7 MB in the beginning and 69.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-13 03:21:36,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc022187-c7ea-4f87-804c-e6da6b8b7b0c/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...