./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/aaron2-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/aaron2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm --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 fe28ff8b812a458264d312f9e6d1743cb2ad63c6237a18b4ce70848a3971df6d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:07:28,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:07:29,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:07:29,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:07:29,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:07:29,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:07:29,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:07:29,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:07:29,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:07:29,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:07:29,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:07:29,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:07:29,062 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:07:29,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:07:29,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:07:29,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:07:29,063 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:07:29,063 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:07:29,063 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:07:29,063 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:07:29,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:07:29,064 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:07:29,064 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:07:29,064 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:07:29,064 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:07:29,064 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:07:29,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:29,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:07:29,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:07:29,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:07:29,065 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:07:29,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:07:29,066 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm 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 -> fe28ff8b812a458264d312f9e6d1743cb2ad63c6237a18b4ce70848a3971df6d [2024-11-13 21:07:29,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:07:29,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:07:29,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:07:29,451 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:07:29,451 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:07:29,453 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted/aaron2-2.c Unable to find full path for "g++" [2024-11-13 21:07:31,370 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:07:31,700 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:07:31,701 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/sv-benchmarks/c/termination-crafted/aaron2-2.c [2024-11-13 21:07:31,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/data/5cc1b1203/2213d68ecf394e6eb385edfa27f43e78/FLAGb529b9f67 [2024-11-13 21:07:31,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/data/5cc1b1203/2213d68ecf394e6eb385edfa27f43e78 [2024-11-13 21:07:31,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:07:31,978 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:07:31,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:31,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:07:31,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:07:31,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:31" (1/1) ... [2024-11-13 21:07:31,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ddeb2b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:31, skipping insertion in model container [2024-11-13 21:07:31,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:31" (1/1) ... [2024-11-13 21:07:32,005 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:07:32,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:32,174 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:07:32,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:32,198 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:07:32,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32 WrapperNode [2024-11-13 21:07:32,198 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:32,199 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:32,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:07:32,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:07:32,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,225 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2024-11-13 21:07:32,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:32,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:07:32,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:07:32,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:07:32,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,235 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,240 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,241 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,243 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,247 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:07:32,248 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:07:32,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:07:32,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:07:32,253 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:32,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:07:32,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:07:32,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:07:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:07:32,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:07:32,408 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:07:32,409 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:07:32,527 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-13 21:07:32,527 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:07:32,558 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:07:32,559 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:07:32,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:32 BoogieIcfgContainer [2024-11-13 21:07:32,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:07:32,560 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:07:32,560 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:07:32,575 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:07:32,575 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:32" (1/1) ... [2024-11-13 21:07:32,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:07:32,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:32,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-13 21:07:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-13 21:07:32,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:07:32,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:32,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:32,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:32,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2024-11-13 21:07:32,950 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2024-11-13 21:07:32,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:07:32,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:32,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:32,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:32,993 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:33,011 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:07:33,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:07:33 ImpRootNode [2024-11-13 21:07:33,041 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:07:33,042 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:07:33,044 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:07:33,044 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:07:33,045 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:32" (3/4) ... [2024-11-13 21:07:33,047 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:07:33,090 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:07:33,090 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:07:33,093 INFO L158 Benchmark]: Toolchain (without parser) took 1113.22ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 53.8MB in the end (delta: 38.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:07:33,094 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:33,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.28ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 81.9MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:07:33,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.17ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:33,096 INFO L158 Benchmark]: Boogie Preprocessor took 21.18ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.2MB in the end (delta: 568.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:33,097 INFO L158 Benchmark]: RCFGBuilder took 311.42ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 70.0MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:07:33,097 INFO L158 Benchmark]: CodeCheck took 481.34ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 55.3MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:07:33,097 INFO L158 Benchmark]: Witness Printer took 48.04ms. Allocated memory is still 117.4MB. Free memory was 55.3MB in the beginning and 53.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:07:33,100 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: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 22]: integer overflow possible integer overflow possible We found a FailurePath: [L16] int x, y, tx; [L17] tx = __VERIFIER_nondet_int() [L18] x = __VERIFIER_nondet_int() [L19] y = __VERIFIER_nondet_int() [L20] COND TRUE x >= y && tx >= 0 [L21] COND TRUE __VERIFIER_nondet_int() != 0 [L22] x - 1 VAL [tx=0, y=-2147483648] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.28ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 81.9MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.17ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.18ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.2MB in the end (delta: 568.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 311.42ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 70.0MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 481.34ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 55.3MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 48.04ms. Allocated memory is still 117.4MB. Free memory was 55.3MB in the beginning and 53.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:07:33,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8eaac58-ffba-4569-93e5-2e62ebbba5e5/bin/ukojak-verify-EEHR8qb7sm/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)