./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/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_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cc1254b56c35a5957910a792c61c07dcc83238ffe78e59788d87f7ad9ed5713 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:10:41,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:10:41,412 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:10:41,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:10:41,417 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:10:41,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:10:41,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:10:41,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:10:41,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:10:41,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:10:41,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:10:41,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:10:41,440 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:10:41,440 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:10:41,440 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:10:41,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:10:41,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:10:41,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:10:41,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:10:41,441 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:10:41,441 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:10:41,441 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:10:41,441 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:10:41,441 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:10:41,441 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:10:41,441 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:10:41,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:10:41,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:10:41,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:10:41,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:10:41,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:10:41,442 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:10:41,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:10:41,442 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_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cc1254b56c35a5957910a792c61c07dcc83238ffe78e59788d87f7ad9ed5713 [2024-12-06 04:10:41,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:10:41,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:10:41,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:10:41,679 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:10:41,679 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:10:41,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i [2024-12-06 04:10:44,290 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data/3ab34fa05/74b88435922a470daf3a1d63f70ec688/FLAG43ce691ae [2024-12-06 04:10:44,503 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:10:44,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i [2024-12-06 04:10:44,511 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data/3ab34fa05/74b88435922a470daf3a1d63f70ec688/FLAG43ce691ae [2024-12-06 04:10:44,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data/3ab34fa05/74b88435922a470daf3a1d63f70ec688 [2024-12-06 04:10:44,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:10:44,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:10:44,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:10:44,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:10:44,869 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:10:44,870 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:10:44" (1/1) ... [2024-12-06 04:10:44,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1443941e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:44, skipping insertion in model container [2024-12-06 04:10:44,871 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:10:44" (1/1) ... [2024-12-06 04:10:44,886 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:10:44,985 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_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i[917,930] [2024-12-06 04:10:45,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:10:45,043 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:10:45,051 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_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i[917,930] [2024-12-06 04:10:45,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:10:45,099 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:10:45,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45 WrapperNode [2024-12-06 04:10:45,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:10:45,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:10:45,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:10:45,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:10:45,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,144 INFO L138 Inliner]: procedures = 30, calls = 134, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 423 [2024-12-06 04:10:45,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:10:45,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:10:45,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:10:45,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:10:45,152 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,169 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,174 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:10:45,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:10:45,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:10:45,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:10:45,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:10:45" (1/1) ... [2024-12-06 04:10:45,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:10:45,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:10:45,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:10:45,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:10:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:10:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-12-06 04:10:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 04:10:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-12-06 04:10:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:10:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-12-06 04:10:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:10:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:10:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:10:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:10:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:10:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:10:45,335 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:10:45,336 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:10:45,749 INFO L? ?]: Removed 93 outVars from TransFormulas that were not future-live. [2024-12-06 04:10:45,749 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:10:46,148 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:10:46,148 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:10:46,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:10:46 BoogieIcfgContainer [2024-12-06 04:10:46,148 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:10:46,149 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:10:46,149 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:10:46,158 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:10:46,158 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:10:46" (1/1) ... [2024-12-06 04:10:46,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:10:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:46,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 39 states and 54 transitions. [2024-12-06 04:10:46,215 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2024-12-06 04:10:46,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:10:46,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:46,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:10:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 33 proven. 17 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-12-06 04:11:02,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 70 states and 107 transitions. [2024-12-06 04:11:02,637 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2024-12-06 04:11:02,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-12-06 04:11:02,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:02,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:11:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 35 proven. 42 refuted. 0 times theorem prover too weak. 825 trivial. 0 not checked. [2024-12-06 04:11:23,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 107 states and 174 transitions. [2024-12-06 04:11:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 174 transitions. [2024-12-06 04:11:23,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-06 04:11:23,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:23,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:11:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:34,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 66 proven. 62 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2024-12-06 04:11:45,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:45,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 144 states and 242 transitions. [2024-12-06 04:11:45,451 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 242 transitions. [2024-12-06 04:11:45,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-06 04:11:45,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:45,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:11:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 105 proven. 63 refuted. 0 times theorem prover too weak. 1909 trivial. 0 not checked. [2024-12-06 04:12:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:34,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 206 states and 343 transitions. [2024-12-06 04:12:34,390 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 343 transitions. [2024-12-06 04:12:34,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-06 04:12:34,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:34,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:12:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 36 proven. 92 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2024-12-06 04:13:26,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 270 states and 454 transitions. [2024-12-06 04:13:26,821 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 454 transitions. [2024-12-06 04:13:26,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-12-06 04:13:26,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:26,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:13:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:59,692 INFO L134 CoverageAnalysis]: Checked inductivity of 3735 backedges. 260 proven. 78 refuted. 0 times theorem prover too weak. 3397 trivial. 0 not checked. [2024-12-06 04:15:06,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:06,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 365 states and 623 transitions. [2024-12-06 04:15:06,792 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 623 transitions. [2024-12-06 04:15:06,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-12-06 04:15:06,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:06,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:15:15,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:41,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3735 backedges. 182 proven. 121 refuted. 0 times theorem prover too weak. 3432 trivial. 0 not checked. [2024-12-06 04:16:42,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:42,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 431 states and 745 transitions. [2024-12-06 04:16:42,142 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 745 transitions. [2024-12-06 04:16:42,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-12-06 04:16:42,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:42,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:16:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:01,531 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.InterpolantChecker.checkInductivity(InterpolantChecker.java:409) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:395) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:154) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:260) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:237) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:871) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:795) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:343) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:343) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:207) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:155) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsTree(InterpolatingTraceCheckCraig.java:292) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:227) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:559) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:443) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:17:01,534 INFO L158 Benchmark]: Toolchain (without parser) took 376669.30ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 118.6MB in the beginning and 983.3MB in the end (delta: -864.7MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-12-06 04:17:01,535 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:17:01,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.55ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 103.5MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:17:01,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.03ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 100.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:17:01,535 INFO L158 Benchmark]: Boogie Preprocessor took 37.32ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 98.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:17:01,536 INFO L158 Benchmark]: RCFGBuilder took 965.88ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 64.8MB in the end (delta: 33.3MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2024-12-06 04:17:01,536 INFO L158 Benchmark]: CodeCheck took 375384.48ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 64.8MB in the beginning and 983.3MB in the end (delta: -918.4MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-12-06 04:17:01,538 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: null: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.InterpolantChecker.checkInductivity(InterpolantChecker.java:409) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.55ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 103.5MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.03ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 100.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.32ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 98.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 965.88ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 64.8MB in the end (delta: 33.3MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * CodeCheck took 375384.48ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 64.8MB in the beginning and 983.3MB in the end (delta: -918.4MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:17:01,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/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_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/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_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cc1254b56c35a5957910a792c61c07dcc83238ffe78e59788d87f7ad9ed5713 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:17:03,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:17:03,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:17:03,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:17:03,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:17:03,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:17:03,656 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:17:03,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:17:03,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:17:03,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:17:03,657 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:17:03,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:17:03,658 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:17:03,658 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:17:03,658 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:17:03,658 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:17:03,658 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:17:03,658 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:03,658 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:17:03,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:17:03,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:17:03,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:17:03,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:17:03,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:17:03,659 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:17:03,659 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:03,659 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:17:03,659 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_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cc1254b56c35a5957910a792c61c07dcc83238ffe78e59788d87f7ad9ed5713 [2024-12-06 04:17:03,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:17:03,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:17:03,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:17:03,886 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:17:03,887 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:17:03,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i [2024-12-06 04:17:06,544 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data/6e2005471/8cb41beffb794016a0271a9083275db9/FLAGd1c035a7c [2024-12-06 04:17:06,730 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:17:06,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i [2024-12-06 04:17:06,739 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data/6e2005471/8cb41beffb794016a0271a9083275db9/FLAGd1c035a7c [2024-12-06 04:17:06,752 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/data/6e2005471/8cb41beffb794016a0271a9083275db9 [2024-12-06 04:17:06,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:17:06,756 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:17:06,758 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:17:06,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:17:06,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:17:06,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:17:06" (1/1) ... [2024-12-06 04:17:06,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c5b3c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:06, skipping insertion in model container [2024-12-06 04:17:06,764 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:17:06" (1/1) ... [2024-12-06 04:17:06,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:17:06,910 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_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i[917,930] [2024-12-06 04:17:06,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:17:06,978 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:17:06,988 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_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-76.i[917,930] [2024-12-06 04:17:07,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:17:07,039 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:17:07,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07 WrapperNode [2024-12-06 04:17:07,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:17:07,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:17:07,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:17:07,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:17:07,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,085 INFO L138 Inliner]: procedures = 34, calls = 134, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 418 [2024-12-06 04:17:07,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:17:07,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:17:07,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:17:07,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:17:07,094 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,114 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,120 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:17:07,130 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:17:07,130 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:17:07,130 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:17:07,131 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:07" (1/1) ... [2024-12-06 04:17:07,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:17:07,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:17:07,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:17:07,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:17:07,186 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:17:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:17:07,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:17:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 04:17:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:17:07,293 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:17:07,294 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:17:08,127 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-12-06 04:17:08,127 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:17:08,562 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:17:08,562 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:17:08,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:17:08 BoogieIcfgContainer [2024-12-06 04:17:08,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:17:08,563 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:17:08,563 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:17:08,572 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:17:08,572 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:17:08" (1/1) ... [2024-12-06 04:17:08,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:17:08,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:08,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 39 states and 54 transitions. [2024-12-06 04:17:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2024-12-06 04:17:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:17:08,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:08,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:08,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:08,635 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:08,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:17:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:11,568 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:12,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-06 04:17:12,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:15,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-12-06 04:17:16,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 17 [2024-12-06 04:17:17,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2024-12-06 04:17:19,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-12-06 04:17:21,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-12-06 04:17:23,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2024-12-06 04:17:30,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 167 [2024-12-06 04:17:31,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 215 [2024-12-06 04:17:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 142 proven. 42 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 04:17:35,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:17:44,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:17:47,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:17:52,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:17:56,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.60s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:17:58,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:18:01,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:18:01,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:01,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 72 states and 137 transitions. [2024-12-06 04:18:01,097 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 137 transitions. [2024-12-06 04:18:01,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:18:01,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:01,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:18:01,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:18:01,102 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:18:01,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:18:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:04,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:18:05,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:05,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-12-06 04:18:05,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:18:05,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 50 [2024-12-06 04:18:05,452 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 04:18:06,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 79 [2024-12-06 04:18:06,554 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:18:06,555 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2024-12-06 04:18:09,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-06 04:18:11,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 29 [2024-12-06 04:18:23,206 WARN L286 SmtUtils]: Spent 5.70s on a formula simplification that was a NOOP. DAG size: 66 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:18:24,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2024-12-06 04:18:31,485 WARN L286 SmtUtils]: Spent 6.84s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:18:33,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2024-12-06 04:18:41,749 WARN L286 SmtUtils]: Spent 7.67s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:18:47,868 WARN L286 SmtUtils]: Spent 5.60s on a formula simplification that was a NOOP. DAG size: 77 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:18:54,055 WARN L286 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:19:00,473 WARN L286 SmtUtils]: Spent 5.90s on a formula simplification that was a NOOP. DAG size: 81 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:19:06,737 WARN L286 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 83 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:19:13,243 WARN L286 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 84 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:19:19,248 WARN L286 SmtUtils]: Spent 5.42s on a formula simplification that was a NOOP. DAG size: 83 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:19:19,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 75 [2024-12-06 04:19:27,123 WARN L286 SmtUtils]: Spent 7.24s on a formula simplification that was a NOOP. DAG size: 92 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:19:33,365 WARN L286 SmtUtils]: Spent 5.64s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:19:39,358 WARN L286 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 92 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:19:45,930 WARN L286 SmtUtils]: Spent 5.93s on a formula simplification that was a NOOP. DAG size: 93 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:19:47,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 81 [2024-12-06 04:19:54,017 WARN L286 SmtUtils]: Spent 5.95s on a formula simplification that was a NOOP. DAG size: 102 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:20:00,525 WARN L286 SmtUtils]: Spent 5.85s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:20:07,061 WARN L286 SmtUtils]: Spent 5.84s on a formula simplification that was a NOOP. DAG size: 102 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:20:14,272 WARN L286 SmtUtils]: Spent 6.49s on a formula simplification that was a NOOP. DAG size: 103 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:20:39,018 WARN L286 SmtUtils]: Spent 7.95s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:20:41,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 185 [2024-12-06 04:20:43,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 8 select indices, 8 select index equivalence classes, 45 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 255 [2024-12-06 04:20:55,764 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:20:55,764 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2024-12-06 04:20:55,980 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 146 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 04:20:55,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a19a3bf-bcf5-43f9-a8a1-4a54f9f1efa1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 04:21:30,083 WARN L286 SmtUtils]: Spent 5.88s on a formula simplification that was a NOOP. DAG size: 70 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:21:45,963 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 67 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:22:59,637 WARN L286 SmtUtils]: Spent 11.73s on a formula simplification. DAG size of input: 72 DAG size of output: 72 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:23:12,437 WARN L286 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 71 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:24:29,847 WARN L286 SmtUtils]: Spent 8.76s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:24:38,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:24:44,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:25:06,982 WARN L286 SmtUtils]: Spent 11.38s on a formula simplification. DAG size of input: 68 DAG size of output: 68 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)