./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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 2fdde3d352865d24f00edfb02cdd5994421923a5ea92d15a0168523776b8ab34 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:12:19,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:12:19,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:12:19,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:12:19,366 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:12:19,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:12:19,385 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:12:19,385 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:12:19,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:12:19,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:12:19,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:12:19,386 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:12:19,386 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:12:19,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:12:19,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:12:19,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:12:19,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:12:19,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:12:19,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:12:19,387 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:12:19,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:12:19,387 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:12:19,387 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:12:19,387 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:12:19,387 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:12:19,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:12:19,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:12:19,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:12:19,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:12:19,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:12:19,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:12:19,388 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:12:19,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:12:19,388 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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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 -> 2fdde3d352865d24f00edfb02cdd5994421923a5ea92d15a0168523776b8ab34 [2024-12-06 02:12:19,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:12:19,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:12:19,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:12:19,604 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:12:19,604 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:12:19,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c [2024-12-06 02:12:22,285 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data/9c0cfd012/f491514cc5774871b8e54cba1c397f27/FLAGd74e49853 [2024-12-06 02:12:22,463 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:12:22,463 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c [2024-12-06 02:12:22,470 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data/9c0cfd012/f491514cc5774871b8e54cba1c397f27/FLAGd74e49853 [2024-12-06 02:12:22,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data/9c0cfd012/f491514cc5774871b8e54cba1c397f27 [2024-12-06 02:12:22,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:12:22,839 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:12:22,840 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:12:22,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:12:22,845 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:12:22,845 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:12:22" (1/1) ... [2024-12-06 02:12:22,846 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73396d2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:22, skipping insertion in model container [2024-12-06 02:12:22,847 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:12:22" (1/1) ... [2024-12-06 02:12:22,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:12:22,999 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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c[712,725] [2024-12-06 02:12:23,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:12:23,026 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:12:23,037 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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c[712,725] [2024-12-06 02:12:23,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:12:23,055 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:12:23,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23 WrapperNode [2024-12-06 02:12:23,056 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:12:23,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:12:23,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:12:23,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:12:23,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,070 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,085 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-12-06 02:12:23,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:12:23,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:12:23,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:12:23,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:12:23,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,097 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,104 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:12:23,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:12:23,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:12:23,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:12:23,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:12:23,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:12:23,140 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:12:23,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:12:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:12:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:12:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:12:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:12:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:12:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:12:23,225 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:12:23,226 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:12:23,311 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 02:12:23,311 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:12:23,341 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:12:23,341 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:12:23,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:12:23 BoogieIcfgContainer [2024-12-06 02:12:23,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:12:23,342 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:12:23,342 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:12:23,350 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:12:23,350 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:12:23" (1/1) ... [2024-12-06 02:12:23,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:12:23,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:23,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-06 02:12:23,407 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-06 02:12:23,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:12:23,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:23,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:12:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:12:23,489 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:12:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:12:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:12:23,532 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:12:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:12:23,546 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 02:12:23,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:12:23 ImpRootNode [2024-12-06 02:12:23,564 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:12:23,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:12:23,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:12:23,565 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:12:23,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:12:23" (3/4) ... [2024-12-06 02:12:23,568 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:12:23,569 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:12:23,570 INFO L158 Benchmark]: Toolchain (without parser) took 730.58ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 58.3MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 02:12:23,570 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:12:23,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.60ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.7MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:12:23,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.88ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:12:23,571 INFO L158 Benchmark]: Boogie Preprocessor took 19.21ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.9MB in the end (delta: 676.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:12:23,572 INFO L158 Benchmark]: RCFGBuilder took 235.83ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 69.2MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:12:23,572 INFO L158 Benchmark]: CodeCheck took 222.11ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 58.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:12:23,573 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 58.3MB in the end (delta: 12.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:12:23,575 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<=50) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=50) [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 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.60ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.7MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.88ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.21ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.9MB in the end (delta: 676.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 235.83ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 69.2MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 222.11ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 58.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 58.3MB in the end (delta: 12.6kB). 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 02:12:23,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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 2fdde3d352865d24f00edfb02cdd5994421923a5ea92d15a0168523776b8ab34 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:12:25,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:12:25,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:12:25,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:12:25,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:12:25,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:12:25,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:12:25,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:12:25,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:12:25,645 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:12:25,645 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:12:25,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:12:25,647 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:12:25,647 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:12:25,647 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:12:25,647 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:12:25,647 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:12:25,647 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:25,647 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:12:25,647 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:12:25,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:12:25,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:12:25,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:12:25,648 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:12:25,648 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:12:25,648 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:25,648 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:12:25,648 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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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 -> 2fdde3d352865d24f00edfb02cdd5994421923a5ea92d15a0168523776b8ab34 [2024-12-06 02:12:25,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:12:25,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:12:25,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:12:25,896 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:12:25,896 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:12:25,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c [2024-12-06 02:12:28,648 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data/6864275b6/fa169d4d51034d608a8b86e448f27d78/FLAG9f6ad8372 [2024-12-06 02:12:28,842 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:12:28,843 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c [2024-12-06 02:12:28,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data/6864275b6/fa169d4d51034d608a8b86e448f27d78/FLAG9f6ad8372 [2024-12-06 02:12:28,867 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/data/6864275b6/fa169d4d51034d608a8b86e448f27d78 [2024-12-06 02:12:28,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:12:28,871 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:12:28,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:12:28,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:12:28,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:12:28,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:12:28" (1/1) ... [2024-12-06 02:12:28,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e3d640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:28, skipping insertion in model container [2024-12-06 02:12:28,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:12:28" (1/1) ... [2024-12-06 02:12:28,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:12:29,038 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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c[712,725] [2024-12-06 02:12:29,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:12:29,070 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:12:29,081 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_dd125e7e-5cc5-405d-a1d0-126c715ed76f/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c[712,725] [2024-12-06 02:12:29,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:12:29,100 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:12:29,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29 WrapperNode [2024-12-06 02:12:29,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:12:29,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:12:29,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:12:29,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:12:29,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,131 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-12-06 02:12:29,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:12:29,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:12:29,132 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:12:29,132 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:12:29,139 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,147 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:12:29,157 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:12:29,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:12:29,157 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:12:29,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:12:29" (1/1) ... [2024-12-06 02:12:29,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:12:29,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:12:29,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:12:29,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:12:29,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:12:29,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:12:29,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:12:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:12:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:12:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:12:29,275 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:12:29,277 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:12:30,237 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 02:12:30,237 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:12:30,283 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:12:30,284 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:12:30,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:12:30 BoogieIcfgContainer [2024-12-06 02:12:30,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:12:30,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:12:30,285 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:12:30,294 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:12:30,295 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:12:30" (1/1) ... [2024-12-06 02:12:30,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:12:30,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:30,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-06 02:12:30,348 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-06 02:12:30,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:12:30,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:30,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:30,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:30,358 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:30,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:12:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:31,082 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:12:41,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:12:41,198 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 02:12:41,202 INFO L158 Benchmark]: Toolchain (without parser) took 12331.08ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 65.4MB in the end (delta: 4.6MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2024-12-06 02:12:41,203 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:12:41,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.02ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 58.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:12:41,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.85ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:12:41,204 INFO L158 Benchmark]: Boogie Preprocessor took 24.76ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 56.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:12:41,204 INFO L158 Benchmark]: RCFGBuilder took 1127.26ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 43.5MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:12:41,204 INFO L158 Benchmark]: CodeCheck took 10916.48ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 65.4MB in the end (delta: -21.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:12:41,206 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 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.02ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 58.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.85ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.76ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 56.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1127.26ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 43.5MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10916.48ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 65.4MB in the end (delta: -21.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:12:41,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd125e7e-5cc5-405d-a1d0-126c715ed76f/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