./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-bwb/display-bit1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/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_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-bwb/display-bit1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/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_68250fc1-b917-4b74-84d3-7d7156dcbdaf/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 1b9a08886a56ed1f5b1987fef70463691f86d0e26c09f07ffd7b40b2019e3a8a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:26:56,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:26:56,443 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:26:56,448 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:26:56,449 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:26:56,474 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:26:56,475 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:26:56,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:26:56,476 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:26:56,477 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:26:56,478 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:26:56,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:26:56,479 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:26:56,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:26:56,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:26:56,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:26:56,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:26:56,482 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:26:56,482 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:26:56,483 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:26:56,483 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:26:56,484 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:26:56,485 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:26:56,486 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:26:56,486 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:26:56,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:56,487 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:26:56,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:26:56,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:26:56,489 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:26:56,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:26:56,490 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:26:56,491 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_68250fc1-b917-4b74-84d3-7d7156dcbdaf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b9a08886a56ed1f5b1987fef70463691f86d0e26c09f07ffd7b40b2019e3a8a [2023-11-19 03:26:56,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:26:56,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:26:56,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:26:56,771 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:26:56,773 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:26:56,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-bwb/display-bit1.i [2023-11-19 03:27:00,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:00,294 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:00,294 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/sv-benchmarks/c/termination-bwb/display-bit1.i [2023-11-19 03:27:00,306 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/data/c1c30a543/b11c28a2f00c4e999da42734354aee1b/FLAG1bce8342a [2023-11-19 03:27:00,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/data/c1c30a543/b11c28a2f00c4e999da42734354aee1b [2023-11-19 03:27:00,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:00,324 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:00,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:00,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:00,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:00,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e5df79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00, skipping insertion in model container [2023-11-19 03:27:00,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,374 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:00,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:00,645 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:00,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:00,715 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:00,724 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:00,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00 WrapperNode [2023-11-19 03:27:00,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:00,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:00,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:00,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:00,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,767 INFO L138 Inliner]: procedures = 88, calls = 3, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2023-11-19 03:27:00,768 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:00,769 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:00,769 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:00,769 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:00,777 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:00,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:00,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:00,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:00,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:00" (1/1) ... [2023-11-19 03:27:00,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:00,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:00,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:00,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-19 03:27:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:00,967 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:00,970 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:01,093 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:01,172 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:01,173 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:27:01,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:01 BoogieIcfgContainer [2023-11-19 03:27:01,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:01,181 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:01,181 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:01,193 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:01,193 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:01" (1/1) ... [2023-11-19 03:27:01,205 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:27:01,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-19 03:27:01,271 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2023-11-19 03:27:01,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:27:01,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:01,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:27:01,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:27:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:27:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:27:01,396 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:27:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:27:01,408 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:27:01,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:27:01 ImpRootNode [2023-11-19 03:27:01,424 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:27:01,425 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:27:01,425 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:27:01,425 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:27:01,426 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:01" (3/4) ... [2023-11-19 03:27:01,427 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:27:01,461 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:27:01,462 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:27:01,463 INFO L158 Benchmark]: Toolchain (without parser) took 1138.94ms. Allocated memory is still 167.8MB. Free memory was 122.5MB in the beginning and 130.7MB in the end (delta: -8.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:01,463 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:01,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.88ms. Allocated memory is still 167.8MB. Free memory was 122.5MB in the beginning and 108.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:27:01,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.23ms. Allocated memory is still 167.8MB. Free memory was 108.9MB in the beginning and 107.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:01,465 INFO L158 Benchmark]: Boogie Preprocessor took 27.47ms. Allocated memory is still 167.8MB. Free memory was 107.3MB in the beginning and 106.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:01,466 INFO L158 Benchmark]: RCFGBuilder took 382.95ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 95.3MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:27:01,467 INFO L158 Benchmark]: CodeCheck took 243.35ms. Allocated memory is still 167.8MB. Free memory was 95.3MB in the beginning and 131.7MB in the end (delta: -36.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:01,467 INFO L158 Benchmark]: Witness Printer took 37.31ms. Allocated memory is still 167.8MB. Free memory was 131.7MB in the beginning and 130.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:01,471 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, 9 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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: 276]: integer overflow possible integer overflow possible We found a FailurePath: [L270] unsigned int number1= 65535; [L271] int mask = 1; [L272] unsigned int x; [L273] int c = 1; [L274] int y; [L276] 1<<31 VAL [c=1, mask=1, number1=65535, x=0, y=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.88ms. Allocated memory is still 167.8MB. Free memory was 122.5MB in the beginning and 108.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.23ms. Allocated memory is still 167.8MB. Free memory was 108.9MB in the beginning and 107.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.47ms. Allocated memory is still 167.8MB. Free memory was 107.3MB in the beginning and 106.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 382.95ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 95.3MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 243.35ms. Allocated memory is still 167.8MB. Free memory was 95.3MB in the beginning and 131.7MB in the end (delta: -36.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 37.31ms. Allocated memory is still 167.8MB. Free memory was 131.7MB in the beginning and 130.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 03:27:01,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68250fc1-b917-4b74-84d3-7d7156dcbdaf/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)