./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 6aa101e89b2723d4f5947187ba488e187ab12407b68aa9902fd202aa577ac822 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:39,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:39,677 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:36:39,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:36:39,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:36:39,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:39,709 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:36:39,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:36:39,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:39,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:39,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:39,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:36:39,713 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:39,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:39,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:36:39,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:39,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:36:39,717 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:36:39,717 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:36:39,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:36:39,719 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:39,719 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:39,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:39,721 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:39,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:39,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:39,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:39,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:39,723 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:36:39,724 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:36:39,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:36:39,725 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:36:39,726 INFO L153 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_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aa101e89b2723d4f5947187ba488e187ab12407b68aa9902fd202aa577ac822 [2023-11-19 03:36:39,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:40,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:40,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:40,016 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:40,017 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:40,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2023-11-19 03:36:43,206 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:43,388 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:43,389 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2023-11-19 03:36:43,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/data/f1efb2c5e/5f797f8560bd40a49cb368fdce45279d/FLAG7f27cad1a [2023-11-19 03:36:43,409 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/data/f1efb2c5e/5f797f8560bd40a49cb368fdce45279d [2023-11-19 03:36:43,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:43,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:43,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:43,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:43,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:43,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e39258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43, skipping insertion in model container [2023-11-19 03:36:43,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,442 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:43,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:43,590 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:43,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:43,614 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:43,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43 WrapperNode [2023-11-19 03:36:43,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:43,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:43,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:43,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:43,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,628 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,646 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 14 [2023-11-19 03:36:43,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:43,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:43,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:43,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:43,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,667 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:43,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:43,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:43,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:43,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:43,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:43,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:43,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:43,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:43,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:43,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:43,846 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:43,850 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:43,954 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:43,991 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:43,991 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:36:43,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:43 BoogieIcfgContainer [2023-11-19 03:36:43,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:43,999 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:43,999 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:44,011 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:44,011 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:43" (1/1) ... [2023-11-19 03:36:44,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:36:44,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:44,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2023-11-19 03:36:44,109 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2023-11-19 03:36:44,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:36:44,113 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2023-11-19 03:36:44,122 INFO L751 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2023-11-19 03:36:44,148 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:36:44,153 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:36:44,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:36:44 ImpRootNode [2023-11-19 03:36:44,154 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:36:44,155 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:36:44,156 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:36:44,156 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:36:44,158 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:43" (3/4) ... [2023-11-19 03:36:44,162 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:36:44,170 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 03:36:44,171 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 03:36:44,172 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 03:36:44,287 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:36:44,288 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:36:44,288 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:36:44,291 INFO L158 Benchmark]: Toolchain (without parser) took 874.97ms. Allocated memory is still 220.2MB. Free memory was 179.9MB in the beginning and 149.9MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 03:36:44,292 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 140.5MB. Free memory was 81.6MB in the beginning and 81.6MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:44,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.46ms. Allocated memory is still 220.2MB. Free memory was 179.9MB in the beginning and 170.2MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:36:44,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.05ms. Allocated memory is still 220.2MB. Free memory was 170.2MB in the beginning and 169.5MB in the end (delta: 714.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:44,298 INFO L158 Benchmark]: Boogie Preprocessor took 21.07ms. Allocated memory is still 220.2MB. Free memory was 169.5MB in the beginning and 168.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:44,299 INFO L158 Benchmark]: RCFGBuilder took 327.76ms. Allocated memory is still 220.2MB. Free memory was 168.1MB in the beginning and 159.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:36:44,306 INFO L158 Benchmark]: CodeCheck took 155.84ms. Allocated memory is still 220.2MB. Free memory was 159.0MB in the beginning and 154.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:44,306 INFO L158 Benchmark]: Witness Printer took 132.95ms. Allocated memory is still 220.2MB. Free memory was 154.1MB in the beginning and 149.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:44,315 INFO L338 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, 5 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s 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, 0.0s 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 specification because the program does not contain any specification. - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 140.5MB. Free memory was 81.6MB in the beginning and 81.6MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.46ms. Allocated memory is still 220.2MB. Free memory was 179.9MB in the beginning and 170.2MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.05ms. Allocated memory is still 220.2MB. Free memory was 170.2MB in the beginning and 169.5MB in the end (delta: 714.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.07ms. Allocated memory is still 220.2MB. Free memory was 169.5MB in the beginning and 168.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 327.76ms. Allocated memory is still 220.2MB. Free memory was 168.1MB in the beginning and 159.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 155.84ms. Allocated memory is still 220.2MB. Free memory was 159.0MB in the beginning and 154.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 132.95ms. Allocated memory is still 220.2MB. Free memory was 154.1MB in the beginning and 149.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:36:44,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1b3189-40d6-43a3-91b7-fa92e440d48d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE