./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_non.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_non.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC --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 32bit --witnessprinter.graph.data.programhash 13160766ab5e643bd08f9724b40035ea4b7373673380c24ecb20b0478591b2b8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:13:38,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:13:38,703 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:13:38,712 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:13:38,713 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:13:38,756 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:13:38,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:13:38,760 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:13:38,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:13:38,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:13:38,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:13:38,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:13:38,771 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:13:38,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:13:38,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:13:38,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:13:38,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:13:38,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:13:38,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:13:38,776 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:13:38,777 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:13:38,778 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:13:38,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:13:38,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:13:38,780 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:13:38,780 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:13:38,781 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:13:38,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:13:38,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:38,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:13:38,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:13:38,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:13:38,785 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:13:38,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:13:38,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:13:38,786 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_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13160766ab5e643bd08f9724b40035ea4b7373673380c24ecb20b0478591b2b8 [2023-11-23 20:13:39,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:13:39,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:13:39,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:13:39,231 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:13:39,231 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:13:39,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/recursive-simple/sum_non.c [2023-11-23 20:13:42,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:13:43,062 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:13:43,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/sv-benchmarks/c/recursive-simple/sum_non.c [2023-11-23 20:13:43,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/data/1c0a28218/745fad4bf47e4e8cb9ed0adbb2f67ef7/FLAGfa11ec909 [2023-11-23 20:13:43,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/data/1c0a28218/745fad4bf47e4e8cb9ed0adbb2f67ef7 [2023-11-23 20:13:43,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:13:43,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:13:43,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:43,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:13:43,116 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:13:43,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@229b40c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43, skipping insertion in model container [2023-11-23 20:13:43,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,147 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:13:43,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:43,403 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:13:43,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:43,441 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:13:43,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43 WrapperNode [2023-11-23 20:13:43,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:43,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:43,444 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:13:43,444 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:13:43,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,490 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 28 [2023-11-23 20:13:43,491 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:43,492 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:13:43,492 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:13:43,492 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:13:43,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,513 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,516 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:13:43,517 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:13:43,517 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:13:43,517 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:13:43,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:43,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:13:43,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:13:43,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:13:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:13:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:13:43,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:13:43,623 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2023-11-23 20:13:43,623 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2023-11-23 20:13:43,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:13:43,705 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:13:43,707 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:13:43,877 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:13:43,946 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:13:43,949 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:13:43,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:43 BoogieIcfgContainer [2023-11-23 20:13:43,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:13:43,953 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:13:43,953 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:13:43,968 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:13:43,968 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:43" (1/1) ... [2023-11-23 20:13:43,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:13:44,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:44,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2023-11-23 20:13:44,074 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2023-11-23 20:13:44,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:13:44,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:44,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:44,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:13:44,221 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:13:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:13:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:13:44,349 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:13:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:13:44,378 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:13:44,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:13:44 ImpRootNode [2023-11-23 20:13:44,408 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:13:44,412 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:13:44,412 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:13:44,413 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:13:44,414 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:43" (3/4) ... [2023-11-23 20:13:44,416 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:13:44,472 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:13:44,472 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:13:44,475 INFO L158 Benchmark]: Toolchain (without parser) took 1369.99ms. Allocated memory is still 153.1MB. Free memory was 120.3MB in the beginning and 83.2MB in the end (delta: 37.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-23 20:13:44,476 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 153.1MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:13:44,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.25ms. Allocated memory is still 153.1MB. Free memory was 120.3MB in the beginning and 110.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:13:44,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.57ms. Allocated memory is still 153.1MB. Free memory was 110.4MB in the beginning and 108.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:13:44,486 INFO L158 Benchmark]: Boogie Preprocessor took 24.24ms. Allocated memory is still 153.1MB. Free memory was 108.9MB in the beginning and 107.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:13:44,487 INFO L158 Benchmark]: RCFGBuilder took 435.08ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 96.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:13:44,488 INFO L158 Benchmark]: CodeCheck took 455.24ms. Allocated memory is still 153.1MB. Free memory was 96.3MB in the beginning and 84.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:13:44,488 INFO L158 Benchmark]: Witness Printer took 61.38ms. Allocated memory is still 153.1MB. Free memory was 84.7MB in the beginning and 83.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:13:44,492 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 2 procedures, 26 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 5 NumberOfCodeBlocks, 5 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: 8]: integer overflow possible integer overflow possible We found a FailurePath: [L15] int a = __VERIFIER_nondet_int(); [L16] int b = __VERIFIER_nondet_int(); [L17] CALL sum(a, b) VAL [\old(m)=-1, \old(n)=-2147483648] [L7] COND TRUE n <= 0 VAL [\old(m)=-1, \old(n)=-2147483648, m=-1, n=-2147483648] [L8] m + n VAL [\old(m)=-1, \old(n)=-2147483648, m=-1, n=-2147483648] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 153.1MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.25ms. Allocated memory is still 153.1MB. Free memory was 120.3MB in the beginning and 110.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.57ms. Allocated memory is still 153.1MB. Free memory was 110.4MB in the beginning and 108.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.24ms. Allocated memory is still 153.1MB. Free memory was 108.9MB in the beginning and 107.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 435.08ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 96.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 455.24ms. Allocated memory is still 153.1MB. Free memory was 96.3MB in the beginning and 84.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 61.38ms. Allocated memory is still 153.1MB. Free memory was 84.7MB in the beginning and 83.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 20:13:44,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dbee81a-4f2c-4b42-aff8-d56f4be5bb65/bin/ukojak-verify-1t5iHCbJaC/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)