./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.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_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/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_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/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_d71396cf-5358-447e-a755-b3adc6dea279/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 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:41:47,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:41:47,802 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:41:47,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:41:47,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:41:47,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:41:47,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:41:47,826 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:41:47,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:41:47,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:41:47,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:41:47,827 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:41:47,827 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:41:47,828 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:41:47,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:41:47,828 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:41:47,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:41:47,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:41:47,828 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:41:47,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:41:47,828 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_d71396cf-5358-447e-a755-b3adc6dea279/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 -> 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 [2024-12-05 22:41:48,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:41:48,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:41:48,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:41:48,059 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:41:48,060 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:41:48,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-12-05 22:41:50,651 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data/a40a25ac6/3674245b9c924703b6f5c4d76a9cc6bd/FLAGc498f3666 [2024-12-05 22:41:50,875 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:41:50,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-12-05 22:41:50,887 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data/a40a25ac6/3674245b9c924703b6f5c4d76a9cc6bd/FLAGc498f3666 [2024-12-05 22:41:51,208 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data/a40a25ac6/3674245b9c924703b6f5c4d76a9cc6bd [2024-12-05 22:41:51,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:41:51,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:41:51,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:41:51,213 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:41:51,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:41:51,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1135d5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51, skipping insertion in model container [2024-12-05 22:41:51,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,238 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:41:51,364 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_d71396cf-5358-447e-a755-b3adc6dea279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2024-12-05 22:41:51,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:41:51,472 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:41:51,481 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_d71396cf-5358-447e-a755-b3adc6dea279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2024-12-05 22:41:51,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:41:51,554 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:41:51,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51 WrapperNode [2024-12-05 22:41:51,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:41:51,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:41:51,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:41:51,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:41:51,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,641 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 746 [2024-12-05 22:41:51,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:41:51,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:41:51,642 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:41:51,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:41:51,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,682 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,688 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,702 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:41:51,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:41:51,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:41:51,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:41:51,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:51" (1/1) ... [2024-12-05 22:41:51,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:41:51,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:41:51,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:41:51,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:41:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:41:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:41:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:41:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:41:51,911 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:41:51,912 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:41:52,693 INFO L? ?]: Removed 372 outVars from TransFormulas that were not future-live. [2024-12-05 22:41:52,693 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:41:53,280 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:41:53,281 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:41:53,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:41:53 BoogieIcfgContainer [2024-12-05 22:41:53,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:41:53,282 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:41:53,282 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:41:53,289 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:41:53,289 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:41:53" (1/1) ... [2024-12-05 22:41:53,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:41:53,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:41:53,334 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:41:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:41:53,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:53,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:41:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:41:53,556 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:41:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:41:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:41:53,819 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:41:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:41:53,958 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:41:53,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:41:53 ImpRootNode [2024-12-05 22:41:53,985 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:41:53,986 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:41:53,986 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:41:53,986 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:41:53,987 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:41:53" (3/4) ... [2024-12-05 22:41:53,989 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:41:53,990 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:41:53,991 INFO L158 Benchmark]: Toolchain (without parser) took 2778.83ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 119.0MB in the beginning and 202.8MB in the end (delta: -83.8MB). Peak memory consumption was 149.0MB. Max. memory is 16.1GB. [2024-12-05 22:41:53,991 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:41:53,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.09ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 97.3MB in the end (delta: 21.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:41:53,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.00ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 83.7MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:41:53,992 INFO L158 Benchmark]: Boogie Preprocessor took 80.26ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 78.4MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:41:53,993 INFO L158 Benchmark]: RCFGBuilder took 1558.35ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 78.4MB in the beginning and 250.2MB in the end (delta: -171.8MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2024-12-05 22:41:53,993 INFO L158 Benchmark]: CodeCheck took 704.03ms. Allocated memory is still 377.5MB. Free memory was 250.2MB in the beginning and 202.8MB in the end (delta: 47.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-05 22:41:53,994 INFO L158 Benchmark]: Witness Printer took 3.78ms. Allocated memory is still 377.5MB. Free memory is still 202.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:41:53,996 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: 0.7s, 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, 0.1s 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 165, overapproximation of bitwiseAnd at line 78, overapproximation of bitwiseAnd at line 152. 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 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4); [L36] const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1); [L38] const SORT_69 mask_SORT_69 = (SORT_69)-1 >> (sizeof(SORT_69) * 8 - 10); [L39] const SORT_69 msb_SORT_69 = (SORT_69)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_21 = 1; [L44] const SORT_69 var_70 = 0; [L45] const SORT_10 var_97 = 104; [L46] const SORT_10 var_151 = 1; [L48] SORT_1 input_2; [L49] SORT_3 input_4; [L50] SORT_1 input_5; [L51] SORT_1 input_6; [L52] SORT_1 input_29; [L53] SORT_31 input_32; [L54] SORT_1 input_34; [L55] SORT_31 input_36; [L56] SORT_1 input_38; [L57] SORT_1 input_44; [L58] SORT_1 input_46; [L59] SORT_1 input_48; [L60] SORT_3 input_52; [L61] SORT_1 input_55; [L62] SORT_1 input_65; [L63] SORT_1 input_73; [L64] SORT_1 input_79; [L65] SORT_1 input_80; [L66] SORT_1 input_91; [L67] SORT_1 input_92; [L68] SORT_1 input_93; [L69] SORT_1 input_107; [L70] SORT_1 input_113; [L71] SORT_1 input_119; [L72] SORT_1 input_125; [L73] SORT_1 input_126; [L74] SORT_1 input_127; [L75] SORT_1 input_141; [L76] SORT_69 input_149; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] EXPR __VERIFIER_nondet_ushort() & mask_SORT_69 [L90] SORT_69 state_71 = __VERIFIER_nondet_ushort() & mask_SORT_69; [L92] SORT_1 init_9_arg_1 = var_7; [L93] state_8 = init_9_arg_1 [L94] SORT_1 init_15_arg_1 = var_7; [L95] state_14 = init_15_arg_1 [L96] SORT_1 init_26_arg_1 = var_7; [L97] state_25 = init_26_arg_1 [L98] SORT_1 init_28_arg_1 = var_7; [L99] state_27 = init_28_arg_1 [L100] SORT_1 init_41_arg_1 = var_7; [L101] state_40 = init_41_arg_1 [L102] SORT_1 init_43_arg_1 = var_7; [L103] state_42 = init_43_arg_1 [L104] SORT_1 init_51_arg_1 = var_21; [L105] state_50 = init_51_arg_1 [L106] SORT_1 init_58_arg_1 = var_7; [L107] state_57 = init_58_arg_1 [L108] SORT_1 init_60_arg_1 = var_7; [L109] state_59 = init_60_arg_1 [L110] SORT_1 init_62_arg_1 = var_7; [L111] state_61 = init_62_arg_1 [L112] SORT_1 init_64_arg_1 = var_7; [L113] state_63 = init_64_arg_1 [L114] SORT_1 init_68_arg_1 = var_7; [L115] state_67 = init_68_arg_1 [L116] SORT_69 init_72_arg_1 = var_70; [L117] state_71 = init_72_arg_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L120] input_2 = __VERIFIER_nondet_uchar() [L121] input_4 = __VERIFIER_nondet_uchar() [L122] input_5 = __VERIFIER_nondet_uchar() [L123] input_6 = __VERIFIER_nondet_uchar() [L124] input_29 = __VERIFIER_nondet_uchar() [L125] input_32 = __VERIFIER_nondet_uchar() [L126] input_34 = __VERIFIER_nondet_uchar() [L127] input_36 = __VERIFIER_nondet_uchar() [L128] input_38 = __VERIFIER_nondet_uchar() [L129] input_44 = __VERIFIER_nondet_uchar() [L130] input_46 = __VERIFIER_nondet_uchar() [L131] input_48 = __VERIFIER_nondet_uchar() [L132] input_52 = __VERIFIER_nondet_uchar() [L133] input_55 = __VERIFIER_nondet_uchar() [L134] input_65 = __VERIFIER_nondet_uchar() [L135] input_73 = __VERIFIER_nondet_uchar() [L136] input_79 = __VERIFIER_nondet_uchar() [L137] input_80 = __VERIFIER_nondet_uchar() [L138] input_91 = __VERIFIER_nondet_uchar() [L139] input_92 = __VERIFIER_nondet_uchar() [L140] input_93 = __VERIFIER_nondet_uchar() [L141] input_107 = __VERIFIER_nondet_uchar() [L142] input_113 = __VERIFIER_nondet_uchar() [L143] input_119 = __VERIFIER_nondet_uchar() [L144] input_125 = __VERIFIER_nondet_uchar() [L145] input_126 = __VERIFIER_nondet_uchar() [L146] input_127 = __VERIFIER_nondet_uchar() [L147] input_141 = __VERIFIER_nondet_uchar() [L148] input_149 = __VERIFIER_nondet_ushort() [L151] SORT_1 var_11_arg_0 = state_8; [L152] EXPR var_11_arg_0 & mask_SORT_1 [L152] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L153] SORT_10 var_11 = var_11_arg_0; [L154] SORT_10 var_13_arg_0 = var_11; [L155] SORT_10 var_13_arg_1 = var_12; [L156] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L157] SORT_1 var_16_arg_0 = state_14; [L158] EXPR var_16_arg_0 & mask_SORT_1 [L158] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L159] SORT_10 var_16 = var_16_arg_0; [L160] SORT_10 var_17_arg_0 = var_16; [L161] SORT_10 var_17_arg_1 = var_12; [L162] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L163] SORT_1 var_18_arg_0 = var_13; [L164] SORT_1 var_18_arg_1 = var_17; [L165] EXPR var_18_arg_0 | var_18_arg_1 [L165] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L166] SORT_1 var_22_arg_0 = var_18; [L167] SORT_1 var_22 = ~var_22_arg_0; [L168] SORT_1 var_23_arg_0 = var_21; [L169] SORT_1 var_23_arg_1 = var_22; [L170] EXPR var_23_arg_0 & var_23_arg_1 [L170] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L171] EXPR var_23 & mask_SORT_1 [L171] var_23 = var_23 & mask_SORT_1 [L172] SORT_1 bad_24_arg_0 = var_23; [L173] CALL __VERIFIER_assert(!(bad_24_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 0.22ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.09ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 97.3MB in the end (delta: 21.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.00ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 83.7MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.26ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 78.4MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1558.35ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 78.4MB in the beginning and 250.2MB in the end (delta: -171.8MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. * CodeCheck took 704.03ms. Allocated memory is still 377.5MB. Free memory was 250.2MB in the beginning and 202.8MB in the end (delta: 47.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 3.78ms. Allocated memory is still 377.5MB. Free memory is still 202.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:41:54,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/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_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/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_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/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_d71396cf-5358-447e-a755-b3adc6dea279/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 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:41:55,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:41:56,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:41:56,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:41:56,081 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:41:56,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:41:56,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:41:56,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:41:56,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:41:56,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:41:56,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:41:56,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:41:56,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:41:56,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:41:56,082 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:41:56,083 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:41:56,083 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:41:56,083 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:41:56,083 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:41:56,083 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:41:56,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:41:56,083 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:41:56,083 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:41:56,083 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:56,083 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:41:56,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:41:56,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:41:56,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:41:56,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:41:56,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:41:56,084 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:41:56,084 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:56,084 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:41:56,084 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_d71396cf-5358-447e-a755-b3adc6dea279/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 -> 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 [2024-12-05 22:41:56,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:41:56,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:41:56,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:41:56,339 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:41:56,339 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:41:56,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-12-05 22:41:58,990 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data/63131fd71/cb9f7dc0d25747308750526df104a379/FLAG237637f6d [2024-12-05 22:41:59,195 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:41:59,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-12-05 22:41:59,204 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data/63131fd71/cb9f7dc0d25747308750526df104a379/FLAG237637f6d [2024-12-05 22:41:59,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/data/63131fd71/cb9f7dc0d25747308750526df104a379 [2024-12-05 22:41:59,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:41:59,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:41:59,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:41:59,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:41:59,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:41:59,228 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40091eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59, skipping insertion in model container [2024-12-05 22:41:59,229 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:41:59,383 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_d71396cf-5358-447e-a755-b3adc6dea279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2024-12-05 22:41:59,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:41:59,479 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:41:59,489 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_d71396cf-5358-447e-a755-b3adc6dea279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2024-12-05 22:41:59,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:41:59,554 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:41:59,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59 WrapperNode [2024-12-05 22:41:59,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:41:59,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:41:59,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:41:59,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:41:59,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,600 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 482 [2024-12-05 22:41:59,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:41:59,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:41:59,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:41:59,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:41:59,607 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,623 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,630 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:41:59,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:41:59,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:41:59,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:41:59,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:59" (1/1) ... [2024-12-05 22:41:59,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:41:59,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:41:59,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:41:59,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:41:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:41:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:41:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:41:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:41:59,835 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:41:59,837 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:42:00,131 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-12-05 22:42:00,132 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:42:00,163 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:42:00,164 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:42:00,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:42:00 BoogieIcfgContainer [2024-12-05 22:42:00,164 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:42:00,165 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:42:00,165 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:42:00,174 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:42:00,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:42:00" (1/1) ... [2024-12-05 22:42:00,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:42:00,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:42:00,218 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:42:00,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:42:00,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:00,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:00,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:00,222 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:00,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:42:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:00,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:00,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:42:00,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:00,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:00,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:42:00,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:00,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:42:00,703 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:42:00,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:42:00,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:00,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:00,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:00,706 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:00,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:42:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:00,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:01,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-05 22:42:01,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:02,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:42:02,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-12-05 22:42:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-12-05 22:42:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:42:02,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:02,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:02,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:02,527 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:02,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:42:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:02,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:02,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 22:42:02,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:04,862 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:04,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:42:05,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:05,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-12-05 22:42:05,251 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-12-05 22:42:05,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:42:05,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:05,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:05,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:05,254 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:05,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:42:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:05,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:05,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-05 22:42:05,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:11,781 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:11,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:42:14,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 24 states and 56 transitions. [2024-12-05 22:42:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 56 transitions. [2024-12-05 22:42:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:42:14,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:14,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:14,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:14,106 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:14,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 22:42:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:14,523 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:14,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-05 22:42:14,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:15,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 22:42:17,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:17,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 29 states and 77 transitions. [2024-12-05 22:42:17,242 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 77 transitions. [2024-12-05 22:42:17,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:42:17,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:17,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:17,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:17,244 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:17,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 22:42:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:17,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:17,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 22:42:17,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:25,684 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:25,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-12-05 22:44:27,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:27,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 33 states and 95 transitions. [2024-12-05 22:44:27,660 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 95 transitions. [2024-12-05 22:44:27,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:44:27,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:27,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:27,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:27,662 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:27,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 22:44:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:28,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:28,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 22:44:28,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:41,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 22:44:41,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:41,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 34 states and 97 transitions. [2024-12-05 22:44:41,987 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 97 transitions. [2024-12-05 22:44:41,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:44:41,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:41,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:41,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:41,989 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:41,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71396cf-5358-447e-a755-b3adc6dea279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 22:44:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:42,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:42,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 22:44:42,766 INFO L279 TraceCheckSpWp]: Computing forward predicates...