./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.08.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk --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 e9896c26f9a261046dd1a225a104cb001b522a1c83be9df70f0bb92b97427614 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:21:14,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:21:15,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:21:15,085 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:21:15,086 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:21:15,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:21:15,112 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:21:15,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:21:15,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:21:15,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:21:15,115 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:21:15,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:21:15,116 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:21:15,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:21:15,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:21:15,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:21:15,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:21:15,119 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:21:15,119 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:21:15,120 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:21:15,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:21:15,121 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:21:15,121 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:21:15,132 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:21:15,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:21:15,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:21:15,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:15,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:21:15,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:21:15,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:21:15,134 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:21:15,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:21:15,135 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_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9896c26f9a261046dd1a225a104cb001b522a1c83be9df70f0bb92b97427614 [2024-11-09 00:21:15,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:21:15,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:21:15,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:21:15,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:21:15,536 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:21:15,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.08.c Unable to find full path for "g++" [2024-11-09 00:21:17,952 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:21:18,225 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:21:18,226 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.08.c [2024-11-09 00:21:18,236 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/data/b96c5d8e1/c3aaa4d6deed40b5a6a8e346c9524f75/FLAG994d4e235 [2024-11-09 00:21:18,554 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/data/b96c5d8e1/c3aaa4d6deed40b5a6a8e346c9524f75 [2024-11-09 00:21:18,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:21:18,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:21:18,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:18,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:21:18,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:21:18,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,581 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c6a507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18, skipping insertion in model container [2024-11-09 00:21:18,582 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,609 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:21:18,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:18,841 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:21:18,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:18,880 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:21:18,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18 WrapperNode [2024-11-09 00:21:18,881 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:18,882 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:18,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:21:18,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:21:18,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,901 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,926 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2024-11-09 00:21:18,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:18,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:21:18,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:21:18,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:21:18,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,952 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:21:18,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:21:18,962 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:21:18,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:21:18,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:18" (1/1) ... [2024-11-09 00:21:18,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:18,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:21:19,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:21:19,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:21:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:21:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:21:19,149 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:21:19,152 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:21:19,275 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-09 00:21:19,275 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:21:19,306 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:21:19,307 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:21:19,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:19 BoogieIcfgContainer [2024-11-09 00:21:19,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:21:19,309 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:21:19,309 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:21:19,321 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:21:19,322 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:19" (1/1) ... [2024-11-09 00:21:19,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:21:19,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-09 00:21:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-09 00:21:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-09 00:21:19,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:19,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:19,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:19,523 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:21:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:19,585 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:21:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:19,604 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:21:19,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:21:19 ImpRootNode [2024-11-09 00:21:19,640 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:21:19,641 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:21:19,641 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:21:19,642 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:21:19,642 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:19" (3/4) ... [2024-11-09 00:21:19,644 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-09 00:21:19,687 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:21:19,688 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:21:19,689 INFO L158 Benchmark]: Toolchain (without parser) took 1126.67ms. Allocated memory is still 115.3MB. Free memory was 80.4MB in the beginning and 85.9MB in the end (delta: -5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:19,689 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 115.3MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:19,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.13ms. Allocated memory is still 115.3MB. Free memory was 80.1MB in the beginning and 68.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:21:19,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.00ms. Allocated memory is still 115.3MB. Free memory was 68.6MB in the beginning and 67.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:19,692 INFO L158 Benchmark]: Boogie Preprocessor took 28.52ms. Allocated memory is still 115.3MB. Free memory was 67.2MB in the beginning and 66.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:19,693 INFO L158 Benchmark]: RCFGBuilder took 349.18ms. Allocated memory is still 115.3MB. Free memory was 66.2MB in the beginning and 55.8MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:21:19,693 INFO L158 Benchmark]: CodeCheck took 331.62ms. Allocated memory is still 115.3MB. Free memory was 55.8MB in the beginning and 87.4MB in the end (delta: -31.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:19,694 INFO L158 Benchmark]: Witness Printer took 46.71ms. Allocated memory is still 115.3MB. Free memory was 87.4MB in the beginning and 85.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:19,698 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, 20 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 - CounterExampleResult [Line: 27]: integer overflow possible integer overflow possible We found a FailurePath: [L23] int x, y, z; [L24] x = __VERIFIER_nondet_int() [L25] y = __VERIFIER_nondet_int() [L26] z = __VERIFIER_nondet_int() [L27] x - y VAL [z=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 115.3MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.13ms. Allocated memory is still 115.3MB. Free memory was 80.1MB in the beginning and 68.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.00ms. Allocated memory is still 115.3MB. Free memory was 68.6MB in the beginning and 67.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.52ms. Allocated memory is still 115.3MB. Free memory was 67.2MB in the beginning and 66.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 349.18ms. Allocated memory is still 115.3MB. Free memory was 66.2MB in the beginning and 55.8MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 331.62ms. Allocated memory is still 115.3MB. Free memory was 55.8MB in the beginning and 87.4MB in the end (delta: -31.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 46.71ms. Allocated memory is still 115.3MB. Free memory was 87.4MB in the beginning and 85.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-09 00:21:19,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43d70be-501e-4c2e-857b-8d6356b72b96/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)