./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/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 db87c07dbb7452fd246a98fbd617147a32e88270b5156b64dd08a046f6919e1f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:01:50,149 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:01:50,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:01:50,212 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:01:50,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:01:50,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:01:50,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:01:50,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:01:50,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:01:50,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:01:50,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:01:50,235 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:01:50,235 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:01:50,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:01:50,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:01:50,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:01:50,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:01:50,235 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:01:50,235 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:01:50,235 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:01:50,236 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:01:50,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:01:50,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:01:50,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:01:50,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:01:50,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:01:50,236 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:01:50,236 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:01:50,237 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:01:50,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:01:50,237 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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/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 -> db87c07dbb7452fd246a98fbd617147a32e88270b5156b64dd08a046f6919e1f [2024-12-06 02:01:50,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:01:50,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:01:50,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:01:50,473 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:01:50,473 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:01:50,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c [2024-12-06 02:01:53,112 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data/2e8583d07/c2865a9aa2ca4bdd9d45aa66c2a9d8af/FLAG728f104fa [2024-12-06 02:01:53,332 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:01:53,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c [2024-12-06 02:01:53,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data/2e8583d07/c2865a9aa2ca4bdd9d45aa66c2a9d8af/FLAG728f104fa [2024-12-06 02:01:53,354 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data/2e8583d07/c2865a9aa2ca4bdd9d45aa66c2a9d8af [2024-12-06 02:01:53,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:01:53,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:01:53,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:01:53,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:01:53,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:01:53,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429bf6cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53, skipping insertion in model container [2024-12-06 02:01:53,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,385 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:01:53,506 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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c[1259,1272] [2024-12-06 02:01:53,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:01:53,575 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:01:53,583 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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c[1259,1272] [2024-12-06 02:01:53,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:01:53,631 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:01:53,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53 WrapperNode [2024-12-06 02:01:53,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:01:53,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:01:53,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:01:53,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:01:53,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,695 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 427 [2024-12-06 02:01:53,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:01:53,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:01:53,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:01:53,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:01:53,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,729 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:01:53,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:01:53,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:01:53,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:01:53,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:53" (1/1) ... [2024-12-06 02:01:53,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:01:53,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:01:53,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:01:53,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:01:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:01:53,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:01:53,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:01:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:01:53,936 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:01:53,938 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:01:54,524 INFO L? ?]: Removed 211 outVars from TransFormulas that were not future-live. [2024-12-06 02:01:54,525 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:01:55,025 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:01:55,025 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:01:55,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:01:55 BoogieIcfgContainer [2024-12-06 02:01:55,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:01:55,027 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:01:55,027 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:01:55,038 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:01:55,038 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:01:55" (1/1) ... [2024-12-06 02:01:55,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:01:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:01:55,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:01:55,117 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:01:55,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:01:55,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:01:55,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:01:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:01:56,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:01:56,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:01:56,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-12-06 02:01:56,441 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-12-06 02:01:56,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:01:56,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:01:56,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:01:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:01:56,743 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:01:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:01:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:01:57,214 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:01:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:01:57,459 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 02:01:57,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:01:57 ImpRootNode [2024-12-06 02:01:57,494 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:01:57,495 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:01:57,495 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:01:57,495 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:01:57,496 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:01:55" (3/4) ... [2024-12-06 02:01:57,499 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:01:57,500 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:01:57,501 INFO L158 Benchmark]: Toolchain (without parser) took 4142.58ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 117.4MB in the beginning and 179.9MB in the end (delta: -62.5MB). Peak memory consumption was 108.8MB. Max. memory is 16.1GB. [2024-12-06 02:01:57,501 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:57,501 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.31ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 102.2MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:01:57,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.17ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 93.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:01:57,502 INFO L158 Benchmark]: Boogie Preprocessor took 63.41ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 89.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:57,503 INFO L158 Benchmark]: RCFGBuilder took 1266.27ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 54.3MB in the end (delta: 35.3MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2024-12-06 02:01:57,503 INFO L158 Benchmark]: CodeCheck took 2467.75ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 54.3MB in the beginning and 179.9MB in the end (delta: -125.6MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-12-06 02:01:57,503 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 310.4MB. Free memory was 179.9MB in the beginning and 179.9MB in the end (delta: 25.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:01:57,506 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: 2.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 1 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 127, overapproximation of bitwiseOr at line 98, overapproximation of bitwiseAnd at line 111, overapproximation of bitwiseAnd at line 59, overapproximation of bitwiseAnd at line 122. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 3); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (3 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L33] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 1); [L35] const SORT_3 var_14 = 0; [L36] const SORT_3 var_29 = 1; [L38] SORT_1 input_2; [L39] SORT_3 input_4; [L40] SORT_3 input_5; [L41] SORT_3 input_6; [L42] SORT_3 input_7; [L43] SORT_3 input_8; [L44] SORT_3 input_9; [L45] SORT_3 input_10; [L46] SORT_3 input_11; [L47] SORT_12 input_13; [L48] SORT_12 input_33; [L49] SORT_12 input_35; [L50] SORT_3 input_37; [L51] SORT_3 input_39; [L52] SORT_12 input_83; [L53] SORT_3 input_89; [L54] SORT_1 input_92; [L55] SORT_3 input_94; [L56] SORT_3 input_96; [L57] SORT_3 input_98; [L59] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L59] SORT_3 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L60] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L60] SORT_3 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L61] SORT_3 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L62] SORT_3 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L64] SORT_3 init_16_arg_1 = var_14; [L65] state_15 = init_16_arg_1 [L66] SORT_3 init_18_arg_1 = var_14; [L67] state_17 = init_18_arg_1 [L68] SORT_3 init_21_arg_1 = var_14; [L69] state_20 = init_21_arg_1 [L70] SORT_3 init_25_arg_1 = var_14; [L71] state_24 = init_25_arg_1 VAL [mask_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_29=1] [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_33 = __VERIFIER_nondet_uchar() [L85] input_35 = __VERIFIER_nondet_uchar() [L86] input_37 = __VERIFIER_nondet_uchar() [L87] input_39 = __VERIFIER_nondet_uchar() [L88] input_83 = __VERIFIER_nondet_uchar() [L89] input_89 = __VERIFIER_nondet_uchar() [L90] input_92 = __VERIFIER_nondet_uchar() [L91] input_94 = __VERIFIER_nondet_uchar() [L92] input_96 = __VERIFIER_nondet_uchar() [L93] input_98 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; [L98] EXPR var_19_arg_0 | var_19_arg_1 [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; [L101] EXPR var_22_arg_0 | var_22_arg_1 [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = var_23; [L105] SORT_3 var_26_arg_1 = state_24; [L106] EXPR var_26_arg_0 | var_26_arg_1 [L106] SORT_3 var_26 = var_26_arg_0 | var_26_arg_1; [L107] SORT_3 var_30_arg_0 = var_26; [L108] SORT_3 var_30 = ~var_30_arg_0; [L109] SORT_3 var_31_arg_0 = var_29; [L110] SORT_3 var_31_arg_1 = var_30; [L111] EXPR var_31_arg_0 & var_31_arg_1 [L111] SORT_3 var_31 = var_31_arg_0 & var_31_arg_1; [L112] EXPR var_31 & mask_SORT_3 [L112] var_31 = var_31 & mask_SORT_3 [L113] SORT_3 bad_32_arg_0 = var_31; [L114] CALL __VERIFIER_assert(!(bad_32_arg_0)) [L21] COND FALSE !(!(cond)) [L114] RET __VERIFIER_assert(!(bad_32_arg_0)) [L116] SORT_3 var_41_arg_0 = state_17; [L117] SORT_3 var_41 = ~var_41_arg_0; [L118] SORT_3 var_42_arg_0 = state_15; [L119] SORT_3 var_42 = ~var_42_arg_0; [L120] SORT_3 var_43_arg_0 = var_42; [L121] SORT_3 var_43_arg_1 = state_20; [L122] EXPR var_43_arg_0 & var_43_arg_1 [L122] SORT_3 var_43 = var_43_arg_0 & var_43_arg_1; [L123] SORT_3 var_44_arg_0 = var_43; [L124] SORT_3 var_44 = ~var_44_arg_0; [L125] SORT_3 var_45_arg_0 = var_41; [L126] SORT_3 var_45_arg_1 = var_44; [L127] EXPR var_45_arg_0 | var_45_arg_1 [L127] SORT_3 var_45 = var_45_arg_0 | var_45_arg_1; [L128] SORT_3 var_46_arg_0 = var_45; [L129] SORT_3 var_46 = ~var_46_arg_0; [L130] SORT_3 var_47_arg_0 = state_17; [L131] SORT_3 var_47_arg_1 = state_20; [L132] EXPR var_47_arg_0 & var_47_arg_1 [L132] SORT_3 var_47 = var_47_arg_0 & var_47_arg_1; [L133] SORT_3 var_48_arg_0 = var_42; [L134] SORT_3 var_48_arg_1 = var_47; [L135] EXPR var_48_arg_0 | var_48_arg_1 [L135] SORT_3 var_48 = var_48_arg_0 | var_48_arg_1; [L136] SORT_3 var_49_arg_0 = var_48; [L137] SORT_3 var_49 = ~var_49_arg_0; [L138] SORT_3 var_50_arg_0 = var_46; [L139] SORT_3 var_50_arg_1 = var_49; [L140] EXPR var_50_arg_0 | var_50_arg_1 [L140] SORT_3 var_50 = var_50_arg_0 | var_50_arg_1; [L141] SORT_3 next_100_arg_1 = var_50; [L142] SORT_3 var_52_arg_0 = state_20; [L143] SORT_3 var_52 = ~var_52_arg_0; [L144] SORT_3 var_53_arg_0 = state_17; [L145] SORT_3 var_53_arg_1 = var_52; [L146] EXPR var_53_arg_0 | var_53_arg_1 [L146] SORT_3 var_53 = var_53_arg_0 | var_53_arg_1; [L147] SORT_3 var_54_arg_0 = state_17; [L148] SORT_3 var_54_arg_1 = var_52; [L149] EXPR var_54_arg_0 & var_54_arg_1 [L149] SORT_3 var_54 = var_54_arg_0 & var_54_arg_1; [L150] SORT_3 var_55_arg_0 = var_54; [L151] SORT_3 var_55 = ~var_55_arg_0; [L152] SORT_3 var_56_arg_0 = var_53; [L153] SORT_3 var_56_arg_1 = var_55; [L154] EXPR var_56_arg_0 & var_56_arg_1 [L154] SORT_3 var_56 = var_56_arg_0 & var_56_arg_1; [L155] SORT_3 var_57_arg_0 = var_56; [L156] SORT_3 var_57 = ~var_57_arg_0; [L157] SORT_3 next_101_arg_1 = var_57; [L158] SORT_1 var_59_arg_0 = input_2; [L159] SORT_3 var_59 = var_59_arg_0 >> 0; [L160] SORT_1 var_60_arg_0 = input_2; [L161] SORT_3 var_60 = var_60_arg_0 >> 2; [L162] SORT_3 var_61_arg_0 = var_60; [L163] SORT_3 var_61 = ~var_61_arg_0; [L164] SORT_1 var_62_arg_0 = input_2; [L165] SORT_3 var_62 = var_62_arg_0 >> 1; [L166] SORT_3 var_63_arg_0 = var_61; [L167] SORT_3 var_63_arg_1 = var_62; [L168] EXPR var_63_arg_0 | var_63_arg_1 [L168] SORT_3 var_63 = var_63_arg_0 | var_63_arg_1; [L169] SORT_3 var_64_arg_0 = var_59; [L170] SORT_3 var_64_arg_1 = var_63; [L171] EXPR var_64_arg_0 | var_64_arg_1 [L171] SORT_3 var_64 = var_64_arg_0 | var_64_arg_1; [L172] SORT_3 var_65_arg_0 = var_64; [L173] SORT_3 var_65 = ~var_65_arg_0; [L174] SORT_3 var_66_arg_0 = state_15; [L175] SORT_3 var_66_arg_1 = state_17; [L176] EXPR var_66_arg_0 | var_66_arg_1 [L176] SORT_3 var_66 = var_66_arg_0 | var_66_arg_1; [L177] SORT_3 var_67_arg_0 = var_65; [L178] SORT_3 var_67_arg_1 = var_66; [L179] EXPR var_67_arg_0 | var_67_arg_1 [L179] SORT_3 var_67 = var_67_arg_0 | var_67_arg_1; [L180] SORT_3 var_68_arg_0 = var_67; [L181] SORT_3 var_68_arg_1 = var_52; [L182] EXPR var_68_arg_0 & var_68_arg_1 [L182] SORT_3 var_68 = var_68_arg_0 & var_68_arg_1; [L183] SORT_3 next_102_arg_1 = var_68; [L184] SORT_3 var_85_arg_0 = var_65; [L185] SORT_3 var_85_arg_1 = state_17; [L186] EXPR var_85_arg_0 | var_85_arg_1 [L186] SORT_3 var_85 = var_85_arg_0 | var_85_arg_1; [L187] SORT_3 var_86_arg_0 = var_85; [L188] SORT_3 var_86_arg_1 = state_15; [L189] EXPR var_86_arg_0 | var_86_arg_1 [L189] SORT_3 var_86 = var_86_arg_0 | var_86_arg_1; [L190] SORT_3 var_87_arg_0 = var_86; [L191] SORT_3 var_87_arg_1 = state_20; [L192] EXPR var_87_arg_0 | var_87_arg_1 [L192] SORT_3 var_87 = var_87_arg_0 | var_87_arg_1; [L193] SORT_3 next_103_arg_1 = var_87; [L195] state_15 = next_100_arg_1 [L196] state_17 = next_101_arg_1 [L197] state_20 = next_102_arg_1 [L198] state_24 = next_103_arg_1 [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_33 = __VERIFIER_nondet_uchar() [L85] input_35 = __VERIFIER_nondet_uchar() [L86] input_37 = __VERIFIER_nondet_uchar() [L87] input_39 = __VERIFIER_nondet_uchar() [L88] input_83 = __VERIFIER_nondet_uchar() [L89] input_89 = __VERIFIER_nondet_uchar() [L90] input_92 = __VERIFIER_nondet_uchar() [L91] input_94 = __VERIFIER_nondet_uchar() [L92] input_96 = __VERIFIER_nondet_uchar() [L93] input_98 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; [L98] EXPR var_19_arg_0 | var_19_arg_1 [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; [L101] EXPR var_22_arg_0 | var_22_arg_1 [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = var_23; [L105] SORT_3 var_26_arg_1 = state_24; [L106] EXPR var_26_arg_0 | var_26_arg_1 [L106] SORT_3 var_26 = var_26_arg_0 | var_26_arg_1; [L107] SORT_3 var_30_arg_0 = var_26; [L108] SORT_3 var_30 = ~var_30_arg_0; [L109] SORT_3 var_31_arg_0 = var_29; [L110] SORT_3 var_31_arg_1 = var_30; [L111] EXPR var_31_arg_0 & var_31_arg_1 [L111] SORT_3 var_31 = var_31_arg_0 & var_31_arg_1; [L112] EXPR var_31 & mask_SORT_3 [L112] var_31 = var_31 & mask_SORT_3 [L113] SORT_3 bad_32_arg_0 = var_31; [L114] CALL __VERIFIER_assert(!(bad_32_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 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.31ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 102.2MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.17ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 93.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.41ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 89.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1266.27ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 54.3MB in the end (delta: 35.3MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. * CodeCheck took 2467.75ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 54.3MB in the beginning and 179.9MB in the end (delta: -125.6MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 310.4MB. Free memory was 179.9MB in the beginning and 179.9MB in the end (delta: 25.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 02:01:57,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/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 db87c07dbb7452fd246a98fbd617147a32e88270b5156b64dd08a046f6919e1f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:01:59,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:01:59,680 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:01:59,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:01:59,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:01:59,719 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:01:59,720 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:01:59,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:01:59,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:01:59,720 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:01:59,720 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:01:59,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:01:59,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:01:59,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:01:59,721 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:01:59,721 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:01:59,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:01:59,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:01:59,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:01:59,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:01:59,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:01:59,722 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:01:59,722 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:01:59,722 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:01:59,722 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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/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 -> db87c07dbb7452fd246a98fbd617147a32e88270b5156b64dd08a046f6919e1f [2024-12-06 02:01:59,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:01:59,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:02:00,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:02:00,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:02:00,003 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:02:00,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c [2024-12-06 02:02:02,763 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data/1b266c428/84e4e9fb11ac40698287438cf21b93ed/FLAG28610cd97 [2024-12-06 02:02:02,942 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:02:02,943 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c [2024-12-06 02:02:02,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data/1b266c428/84e4e9fb11ac40698287438cf21b93ed/FLAG28610cd97 [2024-12-06 02:02:02,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/data/1b266c428/84e4e9fb11ac40698287438cf21b93ed [2024-12-06 02:02:02,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:02:02,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:02:02,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:02,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:02:02,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:02:02,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:02" (1/1) ... [2024-12-06 02:02:02,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22c000ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:02, skipping insertion in model container [2024-12-06 02:02:02,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:02" (1/1) ... [2024-12-06 02:02:03,001 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:02:03,140 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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c[1259,1272] [2024-12-06 02:02:03,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:03,217 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:02:03,226 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_e13c1fc9-d2fa-4372-baa0-79f2492d6054/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p3.c[1259,1272] [2024-12-06 02:02:03,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:03,275 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:02:03,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03 WrapperNode [2024-12-06 02:02:03,276 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:03,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:03,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:02:03,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:02:03,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,294 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,322 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 227 [2024-12-06 02:02:03,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:03,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:02:03,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:02:03,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:02:03,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,345 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,351 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,353 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:02:03,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:02:03,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:02:03,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:02:03,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:03,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:02:03,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:02:03,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:02:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:02:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:02:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:02:03,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:02:03,521 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:02:03,523 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:02:03,713 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-12-06 02:02:03,714 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:02:03,744 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:02:03,744 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:02:03,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:03 BoogieIcfgContainer [2024-12-06 02:02:03,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:02:03,745 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:02:03,745 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:02:03,753 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:02:03,753 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:03" (1/1) ... [2024-12-06 02:02:03,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:02:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:03,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:02:03,803 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:02:03,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:02:03,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:03,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:02:03,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:02:03,809 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:02:03,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:02:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:03,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:02:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:03,988 WARN L254 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 02:02:03,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:04,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:04,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:02:04,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:02:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:02:04,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:02:04,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:04,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:02:04,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:02:04,255 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:02:04,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:02:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:04,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:02:04,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:04,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 02:02:04,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:04,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:04,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:02:05,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:05,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-12-06 02:02:05,220 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-12-06 02:02:05,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:02:05,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:05,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:02:05,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:02:05,223 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:02:05,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:02:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:05,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:02:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:05,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-06 02:02:05,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:05,788 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:05,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-06 02:02:06,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:06,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-12-06 02:02:06,572 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-12-06 02:02:06,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:02:06,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:06,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:02:06,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:02:06,575 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:02:06,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:02:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:02:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-06 02:02:06,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:07,176 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:07,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:02:08,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-12-06 02:02:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-12-06 02:02:08,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:02:08,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:08,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:02:08,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:02:08,366 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:02:08,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:02:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:08,569 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:02:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:08,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 02:02:08,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:09,094 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:02:09,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:02:30,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:02:30,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:30,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2024-12-06 02:02:30,312 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2024-12-06 02:02:30,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:02:30,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:30,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:02:30,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:02:30,314 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:02:30,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:02:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:30,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:02:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:30,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 02:02:30,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:51,173 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:02:51,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:03:01,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:01,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2024-12-06 02:03:01,614 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2024-12-06 02:03:01,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:03:01,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:01,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:03:01,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:03:01,616 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:03:01,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:03:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:01,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:03:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:01,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 02:03:01,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:15,399 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:03:15,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:03:25,419 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse7 (= (_ bv1 8) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|))) (and (exists ((|v_ULTIMATE.start_main_~state_20~0#1_21| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_15~0#1_21| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_17~0#1_21| (_ BitVec 8)) (|v_ULTIMATE.start_main_~input_2~0#1_16| (_ BitVec 8))) (let ((.cse4 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_20~0#1_21|))) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) |v_ULTIMATE.start_main_~input_2~0#1_16|))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv2 32))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv1 32))))))) ((_ zero_extend 24) ((_ extract 7 0) .cse6)))))))))) (.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4)))) (.cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_17~0#1_21|)) (.cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_15~0#1_21|))) (and (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 .cse1))) .cse2))) .cse3)) |c_ULTIMATE.start_main_~state_20~0#1|) (= |c_ULTIMATE.start_main_~state_24~0#1| ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse2)))))) .cse4))) (= ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse3))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 .cse3))))))))))) |c_ULTIMATE.start_main_~state_17~0#1|) (= ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse0))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse1))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 .cse4)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 .cse4))) .cse5))))))))) |c_ULTIMATE.start_main_~state_15~0#1|))))) .cse7 (not (and .cse7 (exists ((|v_ULTIMATE.start_main_~state_20~0#1_20| (_ BitVec 8)) (|v_ULTIMATE.start_main_~input_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_17~0#1_20| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_15~0#1_20| (_ BitVec 8))) (let ((.cse11 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_20~0#1_20|))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse14 ((_ zero_extend 24) |v_ULTIMATE.start_main_~input_2~0#1_15|))) (bvor ((_ zero_extend 24) ((_ extract 7 0) .cse14)) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse14 (_ bv1 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse14 (_ bv2 32)))))))))))))))))) (.cse8 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_15~0#1_20|)) (.cse10 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_17~0#1_20|)) (.cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse11))))) (and (= |c_ULTIMATE.start_main_~state_24~0#1| ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse9 .cse10)))))) .cse11))) (= ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse10 .cse8)))))))) |c_ULTIMATE.start_main_~state_20~0#1|) (= ((_ extract 7 0) (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse8))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 .cse11))) .cse13)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 .cse13)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse10)))))))))))) |c_ULTIMATE.start_main_~state_15~0#1|) (= ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 .cse12)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse10 .cse12)))))))) |c_ULTIMATE.start_main_~state_17~0#1|))))))))) is different from false [2024-12-06 02:03:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:43,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-12-06 02:03:43,153 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-12-06 02:03:43,153 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:03:43,153 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-12-06 02:03:43,159 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:03:43,640 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 02:03:43,640 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-12-06 02:03:43,640 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|)) [2024-12-06 02:03:43,640 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-12-06 02:03:43,640 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|) [2024-12-06 02:03:43,640 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:03:43,641 INFO L77 FloydHoareUtils]: At program point L72-1(lines 72 199) the Hoare annotation is: (and (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|) (exists ((|v_ULTIMATE.start_main_~state_20~0#1_20| (_ BitVec 8)) (|v_ULTIMATE.start_main_~input_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_17~0#1_20| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_15~0#1_20| (_ BitVec 8))) (let ((.cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_20~0#1_20|))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2)))) (.cse4 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_15~0#1_20|)) (.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) |v_ULTIMATE.start_main_~input_2~0#1_15|))) (bvor ((_ zero_extend 24) ((_ extract 7 0) .cse6)) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv1 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv2 32)))))))))))))))))) (.cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_17~0#1_20|))) (and (= ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse1)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 .cse1)))))))) |ULTIMATE.start_main_~state_17~0#1|) (= ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse2))) .cse3)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 .cse3)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse0)))))))))))) |ULTIMATE.start_main_~state_15~0#1|) (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 .cse4)))))))) |ULTIMATE.start_main_~state_20~0#1|) (= ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 .cse0)))))) .cse2)) |ULTIMATE.start_main_~state_24~0#1|)))))) [2024-12-06 02:03:43,650 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:03:43,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:03:43 ImpRootNode [2024-12-06 02:03:43,653 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:03:43,654 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:03:43,654 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:03:43,654 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:03:43,655 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:03" (3/4) ... [2024-12-06 02:03:43,657 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:03:43,666 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 02:03:43,666 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 02:03:43,667 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 02:03:43,667 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:03:43,754 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:03:43,755 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:03:43,755 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:03:43,756 INFO L158 Benchmark]: Toolchain (without parser) took 100785.23ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 69.6MB in the beginning and 96.7MB in the end (delta: -27.1MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-12-06 02:03:43,756 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:03:43,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.70ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 54.8MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:03:43,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.99ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 52.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:03:43,757 INFO L158 Benchmark]: Boogie Preprocessor took 32.71ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 51.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:03:43,757 INFO L158 Benchmark]: RCFGBuilder took 388.05ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 58.3MB in the end (delta: -7.0MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-12-06 02:03:43,758 INFO L158 Benchmark]: CodeCheck took 99908.14ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 58.3MB in the beginning and 101.4MB in the end (delta: -43.1MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-12-06 02:03:43,758 INFO L158 Benchmark]: Witness Printer took 100.99ms. Allocated memory is still 167.8MB. Free memory was 101.4MB in the beginning and 96.7MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:03:43,760 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: 99.4s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 119 SdHoareTripleChecker+Valid, 31.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 31.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 5 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 103 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 421 IncrementalHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 103 mSolverCounterUnsat, 7 mSDtfsCounter, 421 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 772 GetRequests, 691 SyntacticMatches, 20 SemanticMatches, 61 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1425 ImplicationChecksByTransitivity, 85.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 35.5s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 9 QuantifiedInterpolants, 1430 SizeOfPredicates, 28 NumberOfNonLiveVariables, 705 ConjunctsInSsa, 198 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 57/102 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (1 == mask_SORT_3) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.70ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 54.8MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.99ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 52.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.71ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 51.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 388.05ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 58.3MB in the end (delta: -7.0MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * CodeCheck took 99908.14ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 58.3MB in the beginning and 101.4MB in the end (delta: -43.1MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Witness Printer took 100.99ms. Allocated memory is still 167.8MB. Free memory was 101.4MB in the beginning and 96.7MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-12-06 02:03:43,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e13c1fc9-d2fa-4372-baa0-79f2492d6054/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE