./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:05:11,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:05:11,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:05:11,945 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:05:11,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:05:11,972 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:05:11,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:05:11,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:05:11,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:05:11,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:05:11,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:05:11,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:05:11,974 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:05:11,974 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:05:11,974 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:05:11,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:05:11,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:05:11,975 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:05:11,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:05:11,975 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:05:11,975 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:05:11,975 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:05:11,975 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:05:11,975 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:05:11,975 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:05:11,975 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:05:11,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:05:11,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:05:11,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:05:11,976 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:05:11,976 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:05:11,976 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:05:11,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:05:11,976 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_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d [2024-12-06 04:05:12,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:05:12,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:05:12,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:05:12,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:05:12,299 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:05:12,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2024-12-06 04:05:14,972 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data/a5cc1988d/e1712b543aa04b77af826fe743b63d26/FLAG323279b95 [2024-12-06 04:05:15,197 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:05:15,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2024-12-06 04:05:15,204 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data/a5cc1988d/e1712b543aa04b77af826fe743b63d26/FLAG323279b95 [2024-12-06 04:05:15,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data/a5cc1988d/e1712b543aa04b77af826fe743b63d26 [2024-12-06 04:05:15,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:05:15,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:05:15,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:05:15,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:05:15,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:05:15,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f778856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15, skipping insertion in model container [2024-12-06 04:05:15,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,564 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:05:15,692 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c[712,725] [2024-12-06 04:05:15,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:05:15,716 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:05:15,725 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c[712,725] [2024-12-06 04:05:15,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:05:15,742 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:05:15,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15 WrapperNode [2024-12-06 04:05:15,743 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:05:15,744 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:05:15,744 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:05:15,744 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:05:15,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,770 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-12-06 04:05:15,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:05:15,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:05:15,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:05:15,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:05:15,777 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,778 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,779 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,782 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:05:15,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:05:15,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:05:15,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:05:15,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:15" (1/1) ... [2024-12-06 04:05:15,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:05:15,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:05:15,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:05:15,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:05:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:05:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:05:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:05:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:05:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:05:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:05:15,894 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:05:15,895 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:05:15,981 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 04:05:15,981 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:05:16,013 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:05:16,014 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:05:16,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:05:16 BoogieIcfgContainer [2024-12-06 04:05:16,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:05:16,015 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:05:16,015 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:05:16,023 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:05:16,023 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:05:16" (1/1) ... [2024-12-06 04:05:16,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:05:16,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:16,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-06 04:05:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-06 04:05:16,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:05:16,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:16,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:05:16,160 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:05:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:05:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:05:16,201 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:05:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:05:16,214 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:05:16,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:05:16 ImpRootNode [2024-12-06 04:05:16,231 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:05:16,232 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:05:16,232 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:05:16,232 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:05:16,233 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:05:16" (3/4) ... [2024-12-06 04:05:16,235 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:05:16,236 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:05:16,237 INFO L158 Benchmark]: Toolchain (without parser) took 692.66ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 81.8MB in the end (delta: 35.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 04:05:16,238 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:05:16,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.51ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 105.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:05:16,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.57ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:05:16,239 INFO L158 Benchmark]: Boogie Preprocessor took 17.21ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.8MB in the end (delta: 746.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:05:16,239 INFO L158 Benchmark]: RCFGBuilder took 225.42ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 92.6MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:05:16,239 INFO L158 Benchmark]: CodeCheck took 216.68ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 81.8MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:05:16,240 INFO L158 Benchmark]: Witness Printer took 4.31ms. Allocated memory is still 142.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:05:16,242 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, 12 locations, 1 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, 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_int at line 33, overapproximation of someBinaryArithmeticDOUBLEoperation at line 29, overapproximation of someBinaryDOUBLEComparisonOperation at line 28. Possible FailurePath: [L25] int r; [L26] double a, x; [L27] a = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(a>=0 && a<=5) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=5) [L29] x = a / 2.0 [L30] r = 0 VAL [r=0] [L33] CALL __VERIFIER_assert((int)(r*r - a - r + 2*x) == 0) VAL [\old(cond)=0] [L17] COND TRUE !(cond) VAL [\old(cond)=0] [L19] reach_error() VAL [\old(cond)=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 197.51ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 105.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.57ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.21ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.8MB in the end (delta: 746.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 225.42ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 92.6MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 216.68ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 81.8MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.31ms. Allocated memory is still 142.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:05:16,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:05:18,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:05:18,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:05:18,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:05:18,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:05:18,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:05:18,301 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:05:18,301 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:05:18,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:05:18,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:05:18,301 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:05:18,301 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:05:18,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:05:18,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:05:18,302 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:05:18,302 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:05:18,303 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:05:18,303 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:18,303 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:05:18,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:05:18,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:05:18,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:05:18,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:05:18,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:05:18,303 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:05:18,303 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:18,304 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:05:18,304 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_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d [2024-12-06 04:05:18,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:05:18,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:05:18,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:05:18,563 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:05:18,564 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:05:18,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2024-12-06 04:05:21,261 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data/e653bd098/9c1ac10bf3ce4c87a640b086c1370165/FLAGcdcf5562c [2024-12-06 04:05:21,424 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:05:21,425 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2024-12-06 04:05:21,432 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data/e653bd098/9c1ac10bf3ce4c87a640b086c1370165/FLAGcdcf5562c [2024-12-06 04:05:21,443 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/data/e653bd098/9c1ac10bf3ce4c87a640b086c1370165 [2024-12-06 04:05:21,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:05:21,446 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:05:21,447 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:05:21,447 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:05:21,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:05:21,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12c0e1da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21, skipping insertion in model container [2024-12-06 04:05:21,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,464 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:05:21,585 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c[712,725] [2024-12-06 04:05:21,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:05:21,609 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:05:21,618 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c[712,725] [2024-12-06 04:05:21,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:05:21,636 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:05:21,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21 WrapperNode [2024-12-06 04:05:21,637 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:05:21,638 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:05:21,638 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:05:21,638 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:05:21,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,665 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-12-06 04:05:21,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:05:21,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:05:21,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:05:21,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:05:21,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,674 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,680 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,687 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:05:21,688 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:05:21,688 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:05:21,688 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:05:21,689 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:21" (1/1) ... [2024-12-06 04:05:21,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:05:21,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:05:21,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:05:21,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:05:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:05:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:05:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:05:21,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:05:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:05:21,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:05:21,785 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:05:21,787 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:05:22,481 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 04:05:22,481 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:05:22,526 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:05:22,527 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:05:22,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:05:22 BoogieIcfgContainer [2024-12-06 04:05:22,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:05:22,528 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:05:22,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:05:22,538 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:05:22,539 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:05:22" (1/1) ... [2024-12-06 04:05:22,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:05:22,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:22,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-06 04:05:22,584 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-06 04:05:22,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:05:22,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:22,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:22,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:22,589 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:22,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:05:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:23,275 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:05:33,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:05:33,371 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:05:33,374 INFO L158 Benchmark]: Toolchain (without parser) took 11928.02ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 65.4MB in the end (delta: 4.7MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2024-12-06 04:05:33,375 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:05:33,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190.15ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 58.4MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:05:33,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.49ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 57.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:05:33,376 INFO L158 Benchmark]: Boogie Preprocessor took 21.89ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:05:33,376 INFO L158 Benchmark]: RCFGBuilder took 839.06ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 43.7MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:05:33,376 INFO L158 Benchmark]: CodeCheck took 10845.67ms. Allocated memory is still 92.3MB. Free memory was 43.7MB in the beginning and 65.4MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:05:33,378 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 190.15ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 58.4MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.49ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 57.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.89ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 839.06ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 43.7MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10845.67ms. Allocated memory is still 92.3MB. Free memory was 43.7MB in the beginning and 65.4MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:05:33,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c30ac6e-79f8-4958-80cc-c81df11bb68c/bin/ukojak-verify-CZk0znPC7b/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 Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown