./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/Flip.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/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_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/Flip.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/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_743ec972-3829-417e-a5cb-7c4ac5f687aa/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 d9e2051c5b6571a6a73804cb724a9fb9a88e5e404b5e850e3a8c166e2eba4aad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:31,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:31,590 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:12:31,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:12:31,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:12:31,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:31,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:31,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:31,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:31,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:31,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:31,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:31,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:12:31,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:31,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:31,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:31,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:31,659 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:12:31,659 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:12:31,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:31,661 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:31,661 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:31,662 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:31,662 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:31,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:31,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:31,665 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:31,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:31,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:31,666 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:12:31,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:12:31,668 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:31,668 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_743ec972-3829-417e-a5cb-7c4ac5f687aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9e2051c5b6571a6a73804cb724a9fb9a88e5e404b5e850e3a8c166e2eba4aad [2023-11-19 03:12:31,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:31,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:31,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:31,997 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:31,998 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:32,000 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-restricted-15/Flip.c [2023-11-19 03:12:35,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:35,412 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:35,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/sv-benchmarks/c/termination-restricted-15/Flip.c [2023-11-19 03:12:35,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/data/fcd9fb8eb/36da4f50ea55483aaf6fd4f1fffbb2fa/FLAGea4920008 [2023-11-19 03:12:35,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/data/fcd9fb8eb/36da4f50ea55483aaf6fd4f1fffbb2fa [2023-11-19 03:12:35,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:35,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:35,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:35,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:35,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:35,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,463 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7786f6e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35, skipping insertion in model container [2023-11-19 03:12:35,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,492 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:35,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:35,708 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:35,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:35,734 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:35,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35 WrapperNode [2023-11-19 03:12:35,735 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:35,736 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:35,736 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:35,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:35,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,770 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-11-19 03:12:35,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:35,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:35,772 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:35,772 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:35,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:35,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:35,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:35,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:35,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:35" (1/1) ... [2023-11-19 03:12:35,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:35,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:35,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:35,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:35,956 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:35,958 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:36,029 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:36,056 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:36,056 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:12:36,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:36 BoogieIcfgContainer [2023-11-19 03:12:36,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:36,063 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:36,063 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:36,076 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:36,077 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:36" (1/1) ... [2023-11-19 03:12:36,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:36,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2023-11-19 03:12:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2023-11-19 03:12:36,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:12:36,195 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2023-11-19 03:12:36,202 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 03:12:36,219 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:12:36,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:12:36 ImpRootNode [2023-11-19 03:12:36,224 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:12:36,225 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:12:36,225 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:12:36,225 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:12:36,226 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:36" (3/4) ... [2023-11-19 03:12:36,229 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:12:36,251 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 03:12:36,252 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 03:12:36,252 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 03:12:36,376 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:12:36,377 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:12:36,377 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:12:36,386 INFO L158 Benchmark]: Toolchain (without parser) took 928.72ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 88.8MB in the beginning and 150.5MB in the end (delta: -61.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:36,387 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 134.2MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:36,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.17ms. Allocated memory is still 134.2MB. Free memory was 88.6MB in the beginning and 79.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:12:36,388 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.55ms. Allocated memory is still 134.2MB. Free memory was 79.5MB in the beginning and 78.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:36,389 INFO L158 Benchmark]: Boogie Preprocessor took 23.28ms. Allocated memory is still 134.2MB. Free memory was 78.1MB in the beginning and 77.2MB in the end (delta: 889.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:36,391 INFO L158 Benchmark]: RCFGBuilder took 266.79ms. Allocated memory is still 134.2MB. Free memory was 77.2MB in the beginning and 68.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:12:36,392 INFO L158 Benchmark]: CodeCheck took 161.01ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 68.1MB in the beginning and 151.1MB in the end (delta: -83.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:36,393 INFO L158 Benchmark]: Witness Printer took 153.76ms. Allocated memory is still 184.5MB. Free memory was 151.1MB in the beginning and 150.5MB in the end (delta: 547.2kB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-11-19 03:12:36,399 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, 3 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: 13]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 134.2MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.17ms. Allocated memory is still 134.2MB. Free memory was 88.6MB in the beginning and 79.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.55ms. Allocated memory is still 134.2MB. Free memory was 79.5MB in the beginning and 78.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.28ms. Allocated memory is still 134.2MB. Free memory was 78.1MB in the beginning and 77.2MB in the end (delta: 889.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 266.79ms. Allocated memory is still 134.2MB. Free memory was 77.2MB in the beginning and 68.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 161.01ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 68.1MB in the beginning and 151.1MB in the end (delta: -83.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 153.76ms. Allocated memory is still 184.5MB. Free memory was 151.1MB in the beginning and 150.5MB in the end (delta: 547.2kB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:12:36,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_743ec972-3829-417e-a5cb-7c4ac5f687aa/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