./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/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_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/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 64bit --witnessprinter.graph.data.programhash ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:05:01,521 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:05:01,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:05:01,585 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:05:01,585 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:05:01,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:05:01,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:05:01,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:05:01,606 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:05:01,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:05:01,606 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:05:01,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:05:01,606 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:05:01,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:05:01,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:05:01,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:05:01,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:05:01,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:05:01,607 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:05:01,607 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:05:01,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:05:01,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:05:01,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:05:01,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:05:01,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:05:01,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:05:01,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:05:01,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:05:01,608 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:05:01,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:05:01,608 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_68db258e-8e53-4928-9a18-3eb21185e5eb/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 [2024-12-06 05:05:01,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:05:01,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:05:01,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:05:01,867 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:05:01,868 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:05:01,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2024-12-06 05:05:04,479 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data/1f50d3500/2864b328bdd04bf7bcf83be85783b07a/FLAG346cbcda1 [2024-12-06 05:05:04,709 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:05:04,710 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2024-12-06 05:05:04,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data/1f50d3500/2864b328bdd04bf7bcf83be85783b07a/FLAG346cbcda1 [2024-12-06 05:05:04,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data/1f50d3500/2864b328bdd04bf7bcf83be85783b07a [2024-12-06 05:05:04,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:05:04,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:05:04,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:05:04,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:05:04,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:05:04,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:05:04" (1/1) ... [2024-12-06 05:05:04,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aaa3447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:04, skipping insertion in model container [2024-12-06 05:05:04,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:05:04" (1/1) ... [2024-12-06 05:05:04,778 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:05:04,920 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_68db258e-8e53-4928-9a18-3eb21185e5eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2024-12-06 05:05:05,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:05:05,118 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:05:05,128 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_68db258e-8e53-4928-9a18-3eb21185e5eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2024-12-06 05:05:05,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:05:05,246 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:05:05,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05 WrapperNode [2024-12-06 05:05:05,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:05:05,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:05:05,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:05:05,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:05:05,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,476 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2172 [2024-12-06 05:05:05,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:05:05,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:05:05,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:05:05,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:05:05,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,578 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,597 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,687 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:05:05,688 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:05:05,688 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:05:05,688 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:05:05,689 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:05" (1/1) ... [2024-12-06 05:05:05,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:05:05,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:05:05,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:05:05,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:05:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:05:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:05:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:05:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:05:06,019 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:05:06,021 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:05:08,431 INFO L? ?]: Removed 1359 outVars from TransFormulas that were not future-live. [2024-12-06 05:05:08,432 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:05:10,960 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:05:10,960 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:05:10,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:05:10 BoogieIcfgContainer [2024-12-06 05:05:10,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:05:10,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:05:10,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:05:10,972 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:05:10,973 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:05:10" (1/1) ... [2024-12-06 05:05:10,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:05:11,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:11,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:05:11,038 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:05:11,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:05:11,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:11,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:05:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:05:11,439 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:05:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:05:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:05:11,977 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:05:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:05:12,322 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:05:12,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:05:12 ImpRootNode [2024-12-06 05:05:12,357 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:05:12,357 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:05:12,358 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:05:12,358 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:05:12,358 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:05:10" (3/4) ... [2024-12-06 05:05:12,361 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:05:12,362 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:05:12,363 INFO L158 Benchmark]: Toolchain (without parser) took 7624.44ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 115.6MB in the beginning and 192.1MB in the end (delta: -76.5MB). Peak memory consumption was 175.2MB. Max. memory is 16.1GB. [2024-12-06 05:05:12,363 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:05:12,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.21ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 71.4MB in the end (delta: 44.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:05:12,364 INFO L158 Benchmark]: Boogie Procedure Inliner took 229.07ms. Allocated memory is still 142.6MB. Free memory was 71.4MB in the beginning and 73.8MB in the end (delta: -2.4MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-12-06 05:05:12,365 INFO L158 Benchmark]: Boogie Preprocessor took 210.75ms. Allocated memory is still 142.6MB. Free memory was 73.8MB in the beginning and 56.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:05:12,365 INFO L158 Benchmark]: RCFGBuilder took 5272.58ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 56.0MB in the beginning and 281.4MB in the end (delta: -225.3MB). Peak memory consumption was 236.9MB. Max. memory is 16.1GB. [2024-12-06 05:05:12,366 INFO L158 Benchmark]: CodeCheck took 1395.06ms. Allocated memory is still 394.3MB. Free memory was 281.4MB in the beginning and 192.1MB in the end (delta: 89.2MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2024-12-06 05:05:12,366 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 394.3MB. Free memory is still 192.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:05:12,368 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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: 21]: 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 bitwiseOr at line 186, overapproximation of bitwiseAnd at line 83, overapproximation of bitwiseAnd at line 148. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 5); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (5 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L35] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 3); [L36] const SORT_10 msb_SORT_10 = (SORT_10)1 << (3 - 1); [L38] const SORT_18 mask_SORT_18 = (SORT_18)-1 >> (sizeof(SORT_18) * 8 - 2); [L39] const SORT_18 msb_SORT_18 = (SORT_18)1 << (2 - 1); [L41] const SORT_84 mask_SORT_84 = (SORT_84)-1 >> (sizeof(SORT_84) * 8 - 4); [L42] const SORT_84 msb_SORT_84 = (SORT_84)1 << (4 - 1); [L44] const SORT_148 mask_SORT_148 = (SORT_148)-1 >> (sizeof(SORT_148) * 8 - 32); [L45] const SORT_148 msb_SORT_148 = (SORT_148)1 << (32 - 1); [L47] const SORT_5 var_7 = 0; [L48] const SORT_10 var_12 = 3; [L49] const SORT_10 var_15 = 1; [L50] const SORT_10 var_24 = 0; [L51] const SORT_1 var_28 = 0; [L52] const SORT_3 var_30 = 0; [L53] const SORT_1 var_38 = 1; [L54] const SORT_10 var_62 = 2; [L55] const SORT_10 var_70 = 4; [L56] const SORT_10 var_72 = 5; [L57] const SORT_10 var_100 = 7; [L58] const SORT_10 var_105 = 6; [L59] const SORT_148 var_150 = 0; [L60] const SORT_3 var_165 = 2; [L61] const SORT_3 var_187 = 31; [L63] SORT_1 input_2; [L64] SORT_3 input_4; [L65] SORT_5 input_6; [L66] SORT_3 input_176; [L67] SORT_3 input_177; [L68] SORT_3 input_178; [L69] SORT_3 input_186; [L70] SORT_3 input_195; [L71] SORT_3 input_196; [L72] SORT_3 input_197; [L73] SORT_3 input_200; [L74] SORT_3 input_219; [L75] SORT_3 input_220; [L76] SORT_3 input_221; [L77] SORT_3 input_224; [L78] SORT_3 input_226; [L79] SORT_18 input_240; [L80] SORT_18 input_241; [L81] SORT_18 input_242; [L83] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 [L83] SORT_5 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 [L84] SORT_10 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L85] SORT_3 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L86] SORT_3 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L87] SORT_3 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L89] SORT_3 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L90] SORT_3 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L91] SORT_3 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L92] SORT_3 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L93] SORT_3 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L94] SORT_3 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L95] SORT_3 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L97] SORT_5 init_9_arg_1 = var_7; [L98] state_8 = init_9_arg_1 [L99] SORT_10 init_26_arg_1 = var_24; [L100] state_25 = init_26_arg_1 [L101] SORT_3 init_32_arg_1 = var_30; [L102] state_31 = init_32_arg_1 [L103] SORT_3 init_43_arg_1 = var_30; [L104] state_42 = init_43_arg_1 [L105] SORT_3 init_45_arg_1 = var_30; [L106] state_44 = init_45_arg_1 [L107] SORT_1 init_47_arg_1 = var_28; [L108] state_46 = init_47_arg_1 [L109] SORT_3 init_49_arg_1 = var_30; [L110] state_48 = init_49_arg_1 [L111] SORT_3 init_51_arg_1 = var_30; [L112] state_50 = init_51_arg_1 [L113] SORT_3 init_53_arg_1 = var_30; [L114] state_52 = init_53_arg_1 [L115] SORT_3 init_55_arg_1 = var_30; [L116] state_54 = init_55_arg_1 [L117] SORT_3 init_57_arg_1 = var_30; [L118] state_56 = init_57_arg_1 [L119] SORT_3 init_59_arg_1 = var_30; [L120] state_58 = init_59_arg_1 [L121] SORT_3 init_61_arg_1 = var_30; [L122] state_60 = init_61_arg_1 VAL [mask_SORT_10=7, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_84=15, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5] [L125] input_2 = __VERIFIER_nondet_uchar() [L126] input_4 = __VERIFIER_nondet_uchar() [L127] input_6 = __VERIFIER_nondet_ushort() [L128] input_176 = __VERIFIER_nondet_uchar() [L129] input_177 = __VERIFIER_nondet_uchar() [L130] input_178 = __VERIFIER_nondet_uchar() [L131] input_186 = __VERIFIER_nondet_uchar() [L132] input_195 = __VERIFIER_nondet_uchar() [L133] input_196 = __VERIFIER_nondet_uchar() [L134] input_197 = __VERIFIER_nondet_uchar() [L135] input_200 = __VERIFIER_nondet_uchar() [L136] input_219 = __VERIFIER_nondet_uchar() [L137] input_220 = __VERIFIER_nondet_uchar() [L138] input_221 = __VERIFIER_nondet_uchar() [L139] input_224 = __VERIFIER_nondet_uchar() [L140] input_226 = __VERIFIER_nondet_uchar() [L141] input_240 = __VERIFIER_nondet_uchar() [L142] input_241 = __VERIFIER_nondet_uchar() [L143] input_242 = __VERIFIER_nondet_uchar() [L146] SORT_5 var_11_arg_0 = state_8; [L147] SORT_10 var_11 = var_11_arg_0 >> 9; [L148] EXPR var_11 & mask_SORT_10 [L148] var_11 = var_11 & mask_SORT_10 [L149] SORT_10 var_13_arg_0 = var_11; [L150] SORT_10 var_13_arg_1 = var_12; [L151] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L152] SORT_5 var_14_arg_0 = state_8; [L153] SORT_10 var_14 = var_14_arg_0 >> 0; [L154] EXPR var_14 & mask_SORT_10 [L154] var_14 = var_14 & mask_SORT_10 [L155] SORT_10 var_16_arg_0 = var_14; [L156] SORT_10 var_16_arg_1 = var_15; [L157] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L158] SORT_1 var_17_arg_0 = var_13; [L159] SORT_1 var_17_arg_1 = var_16; [L160] EXPR var_17_arg_0 & var_17_arg_1 [L160] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L161] SORT_5 var_19_arg_0 = state_8; [L162] SORT_18 var_19 = var_19_arg_0 >> 7; [L163] EXPR var_19 & mask_SORT_18 [L163] var_19 = var_19 & mask_SORT_18 [L164] SORT_5 var_20_arg_0 = state_8; [L165] SORT_18 var_20 = var_20_arg_0 >> 5; [L166] EXPR var_20 & mask_SORT_18 [L166] var_20 = var_20 & mask_SORT_18 [L167] SORT_18 var_21_arg_0 = var_19; [L168] SORT_18 var_21_arg_1 = var_20; [L169] SORT_1 var_21 = var_21_arg_0 == var_21_arg_1; [L170] SORT_1 var_22_arg_0 = var_17; [L171] SORT_1 var_22_arg_1 = var_21; [L172] EXPR var_22_arg_0 & var_22_arg_1 [L172] SORT_1 var_22 = var_22_arg_0 & var_22_arg_1; [L173] SORT_1 var_23_arg_0 = var_22; [L174] SORT_1 var_23 = ~var_23_arg_0; [L175] SORT_10 var_27_arg_0 = state_25; [L176] SORT_1 var_27 = var_27_arg_0 >> 2; [L177] EXPR var_27 & mask_SORT_1 [L177] var_27 = var_27 & mask_SORT_1 [L178] SORT_1 var_29_arg_0 = var_27; [L179] SORT_1 var_29_arg_1 = var_28; [L180] SORT_1 var_29 = var_29_arg_0 == var_29_arg_1; [L181] SORT_3 var_33_arg_0 = state_31; [L182] SORT_3 var_33_arg_1 = var_30; [L183] SORT_1 var_33 = var_33_arg_0 == var_33_arg_1; [L184] SORT_1 var_34_arg_0 = var_29; [L185] SORT_1 var_34_arg_1 = var_33; [L186] EXPR var_34_arg_0 | var_34_arg_1 [L186] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L187] SORT_1 var_35_arg_0 = var_23; [L188] SORT_1 var_35_arg_1 = var_34; [L189] EXPR var_35_arg_0 | var_35_arg_1 [L189] SORT_1 var_35 = var_35_arg_0 | var_35_arg_1; [L190] SORT_1 var_39_arg_0 = var_35; [L191] SORT_1 var_39 = ~var_39_arg_0; [L192] SORT_1 var_40_arg_0 = var_38; [L193] SORT_1 var_40_arg_1 = var_39; [L194] EXPR var_40_arg_0 & var_40_arg_1 [L194] SORT_1 var_40 = var_40_arg_0 & var_40_arg_1; [L195] EXPR var_40 & mask_SORT_1 [L195] var_40 = var_40 & mask_SORT_1 [L196] SORT_1 bad_41_arg_0 = var_40; [L197] CALL __VERIFIER_assert(!(bad_41_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.21ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 71.4MB in the end (delta: 44.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 229.07ms. Allocated memory is still 142.6MB. Free memory was 71.4MB in the beginning and 73.8MB in the end (delta: -2.4MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 210.75ms. Allocated memory is still 142.6MB. Free memory was 73.8MB in the beginning and 56.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 5272.58ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 56.0MB in the beginning and 281.4MB in the end (delta: -225.3MB). Peak memory consumption was 236.9MB. Max. memory is 16.1GB. * CodeCheck took 1395.06ms. Allocated memory is still 394.3MB. Free memory was 281.4MB in the beginning and 192.1MB in the end (delta: 89.2MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 394.3MB. Free memory is still 192.1MB. 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 05:05:12,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/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_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/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_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/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 64bit --witnessprinter.graph.data.programhash ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:05:14,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:05:14,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:05:14,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:05:14,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:05:14,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:05:14,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:05:14,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:05:14,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:05:14,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:05:14,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:05:14,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:05:14,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:05:14,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:05:14,737 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:05:14,737 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:05:14,737 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:05:14,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:05:14,738 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:05:14,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:05:14,738 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:05:14,738 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:05:14,738 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:05:14,738 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:14,738 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:05:14,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:05:14,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:05:14,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:05:14,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:05:14,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:05:14,739 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:05:14,739 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:14,739 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:05:14,740 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_68db258e-8e53-4928-9a18-3eb21185e5eb/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 [2024-12-06 05:05:15,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:05:15,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:05:15,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:05:15,012 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:05:15,012 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:05:15,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2024-12-06 05:05:17,888 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data/d5a604b87/6c708bf3c42243e7ad2422ce8b8a0825/FLAG3d0246be1 [2024-12-06 05:05:18,193 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:05:18,194 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2024-12-06 05:05:18,208 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data/d5a604b87/6c708bf3c42243e7ad2422ce8b8a0825/FLAG3d0246be1 [2024-12-06 05:05:18,227 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/data/d5a604b87/6c708bf3c42243e7ad2422ce8b8a0825 [2024-12-06 05:05:18,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:05:18,231 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:05:18,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:05:18,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:05:18,239 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:05:18,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:18,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3822d07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18, skipping insertion in model container [2024-12-06 05:05:18,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:18,287 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:05:18,468 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_68db258e-8e53-4928-9a18-3eb21185e5eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2024-12-06 05:05:18,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:05:18,711 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:05:18,720 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_68db258e-8e53-4928-9a18-3eb21185e5eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2024-12-06 05:05:18,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:05:18,857 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:05:18,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18 WrapperNode [2024-12-06 05:05:18,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:05:18,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:05:18,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:05:18,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:05:18,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:18,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:18,953 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1090 [2024-12-06 05:05:18,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:05:18,954 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:05:18,954 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:05:18,954 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:05:18,961 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:18,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:18,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:18,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:18,998 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:19,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:19,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:19,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:19,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:19,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:05:19,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:05:19,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:05:19,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:05:19,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:18" (1/1) ... [2024-12-06 05:05:19,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:05:19,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:05:19,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:05:19,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:05:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:05:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:05:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:05:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:05:19,372 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:05:19,374 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:05:20,786 INFO L? ?]: Removed 87 outVars from TransFormulas that were not future-live. [2024-12-06 05:05:20,786 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:05:20,838 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:05:20,838 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:05:20,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:05:20 BoogieIcfgContainer [2024-12-06 05:05:20,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:05:20,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:05:20,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:05:20,850 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:05:20,851 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:05:20" (1/1) ... [2024-12-06 05:05:20,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:05:20,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:20,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:05:20,905 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:05:20,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:05:20,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:20,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:20,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:05:20,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:05:20,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:05:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:21,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:05:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:21,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 05:05:21,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:05:21,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:05:21,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:05:21,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:21,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 05:05:21,771 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 05:05:21,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:05:21,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:21,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:21,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:05:21,774 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:05:21,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:05:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:22,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:05:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:22,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 05:05:22,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:05:23,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:05:23,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:05:23,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:23,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2024-12-06 05:05:23,910 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2024-12-06 05:05:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:05:23,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:23,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:23,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:05:23,915 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:05:23,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:05:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:24,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:05:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:25,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 05:05:25,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:05:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:05:25,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:05:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 19 states and 36 transitions. [2024-12-06 05:05:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 36 transitions. [2024-12-06 05:05:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:05:27,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:27,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:27,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:05:27,361 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:05:27,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:05:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:28,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:05:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:28,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 05:05:28,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:05:28,635 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:05:28,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 05:05:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 22 states and 46 transitions. [2024-12-06 05:05:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 46 transitions. [2024-12-06 05:05:29,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:05:29,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:29,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:29,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:05:29,786 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:05:29,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:05:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:30,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:05:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:31,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 05:05:31,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:05:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:05:31,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 05:05:32,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:32,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 26 states and 55 transitions. [2024-12-06 05:05:32,826 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 55 transitions. [2024-12-06 05:05:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:05:32,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:32,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:32,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:05:32,829 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:05:32,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:05:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:33,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:05:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:34,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 05:05:34,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:05:34,501 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:05:34,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 05:05:34,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:34,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 27 states and 56 transitions. [2024-12-06 05:05:34,907 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 56 transitions. [2024-12-06 05:05:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:05:34,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:34,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:34,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:05:34,909 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:05:34,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 05:05:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:36,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:05:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:36,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 05:05:36,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:05:36,627 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:05:36,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 05:05:36,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 28 states and 57 transitions. [2024-12-06 05:05:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 57 transitions. [2024-12-06 05:05:36,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:05:36,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:36,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:05:36,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:05:36,965 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:05:36,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68db258e-8e53-4928-9a18-3eb21185e5eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 05:05:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:38,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:05:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:38,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 95 conjuncts are in the unsatisfiable core [2024-12-06 05:05:38,941 INFO L279 TraceCheckSpWp]: Computing forward predicates...