./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.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_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3 --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 96058a095f9d265f7ac6ab6bbcbacfbf0dd6452c382f47776ac7601de251f0e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:38:07,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:38:07,697 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 03:38:07,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:38:07,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:38:07,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:38:07,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:38:07,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:38:07,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:38:07,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:38:07,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:38:07,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:38:07,726 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:38:07,726 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:38:07,726 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:38:07,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:38:07,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:38:07,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:38:07,727 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:38:07,727 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:38:07,727 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:38:07,727 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:38:07,727 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:38:07,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:38:07,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:07,728 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:38:07,728 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:38:07,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:38:07,728 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:38:07,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:38:07,729 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_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3 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 -> 96058a095f9d265f7ac6ab6bbcbacfbf0dd6452c382f47776ac7601de251f0e4 [2024-11-25 03:38:08,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:38:08,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:38:08,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:38:08,035 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:38:08,035 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:38:08,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c [2024-11-25 03:38:10,993 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data/ede1b0817/43b635ef82b341c9b524cba3c4df768a/FLAGd46380576 [2024-11-25 03:38:11,350 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:38:11,351 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c [2024-11-25 03:38:11,373 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data/ede1b0817/43b635ef82b341c9b524cba3c4df768a/FLAGd46380576 [2024-11-25 03:38:11,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data/ede1b0817/43b635ef82b341c9b524cba3c4df768a [2024-11-25 03:38:11,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:38:11,394 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:38:11,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:11,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:38:11,402 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:38:11,403 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:11" (1/1) ... [2024-11-25 03:38:11,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2252c967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:11, skipping insertion in model container [2024-11-25 03:38:11,406 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:11" (1/1) ... [2024-11-25 03:38:11,478 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:38:11,720 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_f3bb3cc7-33db-468c-99ed-ae8048374949/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c[1258,1271] [2024-11-25 03:38:12,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:12,160 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:38:12,173 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_f3bb3cc7-33db-468c-99ed-ae8048374949/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c[1258,1271] [2024-11-25 03:38:12,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:12,472 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:38:12,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12 WrapperNode [2024-11-25 03:38:12,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:12,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:12,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:38:12,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:38:12,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:12,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:12,977 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3295 [2024-11-25 03:38:12,978 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:12,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:38:12,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:38:12,979 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:38:12,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:12,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:13,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:13,110 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:13,250 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:13,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:13,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:13,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:13,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:13,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:38:13,411 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:38:13,411 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:38:13,411 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:38:13,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:12" (1/1) ... [2024-11-25 03:38:13,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:13,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:38:13,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:38:13,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:38:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:38:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:38:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:38:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:38:13,964 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:38:13,967 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:38:17,786 INFO L? ?]: Removed 2294 outVars from TransFormulas that were not future-live. [2024-11-25 03:38:17,786 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:38:22,270 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:38:22,270 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:38:22,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:22 BoogieIcfgContainer [2024-11-25 03:38:22,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:38:22,272 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:38:22,272 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:38:22,284 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:38:22,284 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:22" (1/1) ... [2024-11-25 03:38:22,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:38:22,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:38:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:38:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:38:22,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:38:22,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:38:22,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:38:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:38:22,622 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:38:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:38:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:38:23,161 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:38:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:38:23,654 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:38:23,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:38:23 ImpRootNode [2024-11-25 03:38:23,702 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:38:23,704 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:38:23,705 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:38:23,705 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:38:23,706 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:22" (3/4) ... [2024-11-25 03:38:23,708 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:38:23,709 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:38:23,710 INFO L158 Benchmark]: Toolchain (without parser) took 12315.86ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 89.6MB in the beginning and 172.7MB in the end (delta: -83.2MB). Peak memory consumption was 304.5MB. Max. memory is 16.1GB. [2024-11-25 03:38:23,711 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:38:23,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1076.39ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 67.4MB in the end (delta: 22.1MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2024-11-25 03:38:23,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 503.92ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 67.4MB in the beginning and 162.0MB in the end (delta: -94.6MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2024-11-25 03:38:23,716 INFO L158 Benchmark]: Boogie Preprocessor took 430.33ms. Allocated memory is still 251.7MB. Free memory was 161.9MB in the beginning and 152.0MB in the end (delta: 10.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2024-11-25 03:38:23,716 INFO L158 Benchmark]: RCFGBuilder took 8859.98ms. Allocated memory was 251.7MB in the beginning and 503.3MB in the end (delta: 251.7MB). Free memory was 152.0MB in the beginning and 257.6MB in the end (delta: -105.7MB). Peak memory consumption was 352.9MB. Max. memory is 16.1GB. [2024-11-25 03:38:23,716 INFO L158 Benchmark]: CodeCheck took 1429.85ms. Allocated memory is still 503.3MB. Free memory was 257.6MB in the beginning and 172.7MB in the end (delta: 84.9MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-11-25 03:38:23,717 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 503.3MB. Free memory is still 172.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:38:23,719 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, 0.1s 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 bitwiseAnd at line 133, overapproximation of bitwiseAnd at line 72. 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_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 4); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (4 - 1); [L32] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 5); [L33] const SORT_7 msb_SORT_7 = (SORT_7)1 << (5 - 1); [L35] const SORT_22 mask_SORT_22 = (SORT_22)-1 >> (sizeof(SORT_22) * 8 - 32); [L36] const SORT_22 msb_SORT_22 = (SORT_22)1 << (32 - 1); [L38] const SORT_7 var_8 = 0; [L39] const SORT_7 var_11 = 16; [L40] const SORT_1 var_15 = 1; [L41] const SORT_1 var_19 = 0; [L42] const SORT_22 var_23 = 0; [L43] const SORT_22 var_24 = 15; [L44] const SORT_22 var_74 = 14; [L45] const SORT_22 var_92 = 13; [L46] const SORT_22 var_110 = 12; [L47] const SORT_22 var_128 = 11; [L48] const SORT_22 var_146 = 10; [L49] const SORT_22 var_164 = 9; [L50] const SORT_22 var_182 = 8; [L51] const SORT_22 var_200 = 7; [L52] const SORT_22 var_218 = 6; [L53] const SORT_22 var_236 = 5; [L54] const SORT_22 var_254 = 4; [L55] const SORT_22 var_272 = 3; [L56] const SORT_22 var_290 = 2; [L57] const SORT_22 var_308 = 1; [L58] const SORT_22 var_350 = 16; [L59] const SORT_4 var_356 = 0; [L61] SORT_1 input_2; [L62] SORT_1 input_3; [L63] SORT_4 input_5; [L64] SORT_1 input_6; [L65] SORT_1 input_345; [L66] SORT_4 input_347; [L67] SORT_1 input_386; [L68] SORT_4 input_388; [L69] SORT_1 input_404; [L70] SORT_4 input_408; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_7 [L72] SORT_7 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_7; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L73] SORT_1 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L75] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L76] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L77] SORT_1 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_55 = __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_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] SORT_7 init_10_arg_1 = var_8; [L92] state_9 = init_10_arg_1 [L93] SORT_1 init_21_arg_1 = var_19; [L94] state_20 = init_21_arg_1 [L95] SORT_1 init_26_arg_1 = var_19; [L96] state_25 = init_26_arg_1 [L97] SORT_1 init_28_arg_1 = var_19; [L98] state_27 = init_28_arg_1 [L99] SORT_1 init_31_arg_1 = var_19; [L100] state_30 = init_31_arg_1 [L101] SORT_1 init_33_arg_1 = var_19; [L102] state_32 = init_33_arg_1 [L103] SORT_1 init_37_arg_1 = var_19; [L104] state_36 = init_37_arg_1 [L105] SORT_1 init_39_arg_1 = var_19; [L106] state_38 = init_39_arg_1 [L107] SORT_1 init_42_arg_1 = var_19; [L108] state_41 = init_42_arg_1 [L109] SORT_1 init_44_arg_1 = var_19; [L110] state_43 = init_44_arg_1 [L111] SORT_1 init_49_arg_1 = var_19; [L112] state_48 = init_49_arg_1 [L113] SORT_1 init_51_arg_1 = var_19; [L114] state_50 = init_51_arg_1 [L115] SORT_1 init_54_arg_1 = var_19; [L116] state_53 = init_54_arg_1 [L117] SORT_1 init_56_arg_1 = var_19; [L118] state_55 = init_56_arg_1 [L119] SORT_1 init_60_arg_1 = var_19; [L120] state_59 = init_60_arg_1 [L121] SORT_1 init_62_arg_1 = var_19; [L122] state_61 = init_62_arg_1 [L123] SORT_1 init_65_arg_1 = var_19; [L124] state_64 = init_65_arg_1 [L125] SORT_1 init_67_arg_1 = var_19; [L126] state_66 = init_67_arg_1 VAL [mask_SORT_1=1, mask_SORT_7=31, state_20=0, state_25=0, state_27=0, state_30=0, state_32=0, state_36=0, state_38=0, state_41=0, state_43=0, state_48=0, state_50=0, state_53=0, state_55=0, state_59=0, state_61=0, state_64=0, state_66=0, state_9=0, var_110=12, var_11=16, var_128=11, var_146=10, var_15=1, var_164=9, var_182=8, var_19=0, var_200=7, var_218=6, var_236=5, var_23=0, var_24=15, var_254=4, var_272=3, var_290=2, var_308=1, var_350=16, var_356=0, var_74=14, var_92=13] [L129] input_2 = __VERIFIER_nondet_uchar() [L130] input_3 = __VERIFIER_nondet_uchar() [L131] input_5 = __VERIFIER_nondet_uchar() [L132] input_6 = __VERIFIER_nondet_uchar() [L133] EXPR input_6 & mask_SORT_1 [L133] input_6 = input_6 & mask_SORT_1 [L134] input_345 = __VERIFIER_nondet_uchar() [L135] input_347 = __VERIFIER_nondet_uchar() [L136] input_386 = __VERIFIER_nondet_uchar() [L137] input_388 = __VERIFIER_nondet_uchar() [L138] input_404 = __VERIFIER_nondet_uchar() [L139] input_408 = __VERIFIER_nondet_uchar() [L142] SORT_7 var_12_arg_0 = state_9; [L143] SORT_7 var_12_arg_1 = var_11; [L144] SORT_1 var_12 = var_12_arg_0 <= var_12_arg_1; [L145] SORT_1 var_16_arg_0 = var_12; [L146] SORT_1 var_16 = ~var_16_arg_0; [L147] SORT_1 var_17_arg_0 = var_15; [L148] SORT_1 var_17_arg_1 = var_16; [L149] EXPR var_17_arg_0 & var_17_arg_1 [L149] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L150] EXPR var_17 & mask_SORT_1 [L150] var_17 = var_17 & mask_SORT_1 [L151] SORT_1 bad_18_arg_0 = var_17; [L152] CALL __VERIFIER_assert(!(bad_18_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 0.48ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1076.39ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 67.4MB in the end (delta: 22.1MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 503.92ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 67.4MB in the beginning and 162.0MB in the end (delta: -94.6MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 430.33ms. Allocated memory is still 251.7MB. Free memory was 161.9MB in the beginning and 152.0MB in the end (delta: 10.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8859.98ms. Allocated memory was 251.7MB in the beginning and 503.3MB in the end (delta: 251.7MB). Free memory was 152.0MB in the beginning and 257.6MB in the end (delta: -105.7MB). Peak memory consumption was 352.9MB. Max. memory is 16.1GB. * CodeCheck took 1429.85ms. Allocated memory is still 503.3MB. Free memory was 257.6MB in the beginning and 172.7MB in the end (delta: 84.9MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 503.3MB. Free memory is still 172.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:38:23,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/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_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3 --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 96058a095f9d265f7ac6ab6bbcbacfbf0dd6452c382f47776ac7601de251f0e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:38:26,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:38:26,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 03:38:26,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:38:26,518 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:38:26,518 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:38:26,519 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:38:26,519 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:38:26,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:38:26,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:38:26,521 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:38:26,524 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:38:26,525 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:38:26,525 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:38:26,525 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:38:26,526 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:38:26,526 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:38:26,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:38:26,526 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:38:26,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:38:26,527 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:38:26,527 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:38:26,527 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:38:26,527 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:38:26,527 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:38:26,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:38:26,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:26,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:38:26,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:38:26,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:38:26,528 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:38:26,532 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:38:26,532 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:38:26,533 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_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3 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 -> 96058a095f9d265f7ac6ab6bbcbacfbf0dd6452c382f47776ac7601de251f0e4 [2024-11-25 03:38:26,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:38:26,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:38:26,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:38:26,889 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:38:26,890 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:38:26,891 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c [2024-11-25 03:38:29,788 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data/92d67ab65/0525fc1a1bd044c3b1e69a22b02a1584/FLAG3222dfa04 [2024-11-25 03:38:30,235 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:38:30,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c [2024-11-25 03:38:30,263 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data/92d67ab65/0525fc1a1bd044c3b1e69a22b02a1584/FLAG3222dfa04 [2024-11-25 03:38:30,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/data/92d67ab65/0525fc1a1bd044c3b1e69a22b02a1584 [2024-11-25 03:38:30,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:38:30,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:38:30,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:30,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:38:30,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:38:30,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:30" (1/1) ... [2024-11-25 03:38:30,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33366d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:30, skipping insertion in model container [2024-11-25 03:38:30,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:30" (1/1) ... [2024-11-25 03:38:30,459 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:38:30,698 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_f3bb3cc7-33db-468c-99ed-ae8048374949/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c[1258,1271] [2024-11-25 03:38:31,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:31,076 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:38:31,091 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_f3bb3cc7-33db-468c-99ed-ae8048374949/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_buf_bug.c[1258,1271] [2024-11-25 03:38:31,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:31,303 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:38:31,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31 WrapperNode [2024-11-25 03:38:31,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:31,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:31,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:38:31,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:38:31,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,454 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1911 [2024-11-25 03:38:31,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:31,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:38:31,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:38:31,456 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:38:31,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,535 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,543 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,549 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:38:31,571 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:38:31,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:38:31,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:38:31,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:31" (1/1) ... [2024-11-25 03:38:31,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:31,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:38:31,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:38:31,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:38:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:38:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:38:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:38:31,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:38:32,209 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:38:32,211 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:38:40,256 INFO L? ?]: Removed 46 outVars from TransFormulas that were not future-live. [2024-11-25 03:38:40,256 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:38:40,339 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:38:40,339 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:38:40,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:40 BoogieIcfgContainer [2024-11-25 03:38:40,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:38:40,340 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:38:40,340 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:38:40,350 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:38:40,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:40" (1/1) ... [2024-11-25 03:38:40,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:38:40,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:38:40,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:38:40,415 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:38:40,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:38:40,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:38:40,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:38:40,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:38:40,422 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:38:40,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:38:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:38:41,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:38:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:38:41,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-25 03:38:41,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:38:41,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:38:41,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:38:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:38:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 03:38:41,665 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 03:38:41,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:38:41,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:38:41,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:38:41,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:38:41,670 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:38:41,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bb3cc7-33db-468c-99ed-ae8048374949/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:38:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:38:42,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:38:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:38:43,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-25 03:38:43,206 INFO L279 TraceCheckSpWp]: Computing forward predicates...