./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.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_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/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_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/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_773da039-c62e-480b-80dc-eb3f9d684a05/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 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:29:09,069 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:29:09,120 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:29:09,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:29:09,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:29:09,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:29:09,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:29:09,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:29:09,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:29:09,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:29:09,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:29:09,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:29:09,145 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:29:09,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:29:09,145 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:29:09,145 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:29:09,146 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:29:09,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:29:09,146 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:29:09,146 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:29:09,146 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:29:09,146 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:29:09,146 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:29:09,146 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:29:09,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:29:09,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:29:09,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:29:09,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:29:09,147 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:29:09,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:29:09,147 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_773da039-c62e-480b-80dc-eb3f9d684a05/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 -> 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c [2024-12-06 05:29:09,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:29:09,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:29:09,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:29:09,360 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:29:09,360 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:29:09,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c [2024-12-06 05:29:11,970 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data/b5a36f793/c778e47a0e6e4439950326b320df001f/FLAG09d87ce98 [2024-12-06 05:29:12,276 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:29:12,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c [2024-12-06 05:29:12,291 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data/b5a36f793/c778e47a0e6e4439950326b320df001f/FLAG09d87ce98 [2024-12-06 05:29:12,566 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data/b5a36f793/c778e47a0e6e4439950326b320df001f [2024-12-06 05:29:12,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:29:12,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:29:12,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:29:12,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:29:12,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:29:12,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:29:12" (1/1) ... [2024-12-06 05:29:12,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ad1dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:12, skipping insertion in model container [2024-12-06 05:29:12,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:29:12" (1/1) ... [2024-12-06 05:29:12,621 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:29:12,771 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_773da039-c62e-480b-80dc-eb3f9d684a05/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-12-06 05:29:13,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:29:13,037 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:29:13,045 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_773da039-c62e-480b-80dc-eb3f9d684a05/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-12-06 05:29:13,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:29:13,225 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:29:13,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13 WrapperNode [2024-12-06 05:29:13,226 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:29:13,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:29:13,227 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:29:13,227 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:29:13,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:13,280 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:13,698 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4880 [2024-12-06 05:29:13,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:29:13,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:29:13,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:29:13,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:29:13,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:13,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:13,787 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:13,788 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:13,925 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:13,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:14,029 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:14,068 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:14,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:14,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:29:14,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:29:14,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:29:14,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:29:14,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:13" (1/1) ... [2024-12-06 05:29:14,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:29:14,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:29:14,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:29:14,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:29:14,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:29:14,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:29:14,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:29:14,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:29:14,564 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:29:14,566 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:29:19,002 INFO L? ?]: Removed 2831 outVars from TransFormulas that were not future-live. [2024-12-06 05:29:19,002 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:29:25,135 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:29:25,135 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:29:25,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:25 BoogieIcfgContainer [2024-12-06 05:29:25,136 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:29:25,137 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:29:25,137 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:29:25,146 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:29:25,147 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:25" (1/1) ... [2024-12-06 05:29:25,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:29:25,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:25,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:29:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:29:25,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:29:25,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:25,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:29:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:29:37,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:29:47,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:29:47,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 05:29:47,895 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 05:29:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:29:47,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:47,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:30:16,614 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:30:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:30:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:30:52,399 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) 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 05:30:52,402 INFO L158 Benchmark]: Toolchain (without parser) took 99832.84ms. Allocated memory was 117.4MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 90.8MB in the beginning and 766.9MB in the end (delta: -676.1MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 05:30:52,403 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:30:52,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 655.50ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 90.6MB in the beginning and 132.6MB in the end (delta: -42.1MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2024-12-06 05:30:52,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 472.07ms. Allocated memory was 184.5MB in the beginning and 192.9MB in the end (delta: 8.4MB). Free memory was 132.6MB in the beginning and 74.2MB in the end (delta: 58.4MB). Peak memory consumption was 142.8MB. Max. memory is 16.1GB. [2024-12-06 05:30:52,404 INFO L158 Benchmark]: Boogie Preprocessor took 459.16ms. Allocated memory was 192.9MB in the beginning and 453.0MB in the end (delta: 260.0MB). Free memory was 74.2MB in the beginning and 311.8MB in the end (delta: -237.6MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2024-12-06 05:30:52,405 INFO L158 Benchmark]: RCFGBuilder took 10977.10ms. Allocated memory was 453.0MB in the beginning and 729.8MB in the end (delta: 276.8MB). Free memory was 311.8MB in the beginning and 422.4MB in the end (delta: -110.7MB). Peak memory consumption was 550.7MB. Max. memory is 16.1GB. [2024-12-06 05:30:52,405 INFO L158 Benchmark]: CodeCheck took 87264.49ms. Allocated memory was 729.8MB in the beginning and 2.0GB in the end (delta: 1.2GB). Free memory was 422.4MB in the beginning and 766.9MB in the end (delta: -344.5MB). Peak memory consumption was 892.7MB. Max. memory is 16.1GB. [2024-12-06 05:30:52,408 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 655.50ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 90.6MB in the beginning and 132.6MB in the end (delta: -42.1MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 472.07ms. Allocated memory was 184.5MB in the beginning and 192.9MB in the end (delta: 8.4MB). Free memory was 132.6MB in the beginning and 74.2MB in the end (delta: 58.4MB). Peak memory consumption was 142.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 459.16ms. Allocated memory was 192.9MB in the beginning and 453.0MB in the end (delta: 260.0MB). Free memory was 74.2MB in the beginning and 311.8MB in the end (delta: -237.6MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * RCFGBuilder took 10977.10ms. Allocated memory was 453.0MB in the beginning and 729.8MB in the end (delta: 276.8MB). Free memory was 311.8MB in the beginning and 422.4MB in the end (delta: -110.7MB). Peak memory consumption was 550.7MB. Max. memory is 16.1GB. * CodeCheck took 87264.49ms. Allocated memory was 729.8MB in the beginning and 2.0GB in the end (delta: 1.2GB). Free memory was 422.4MB in the beginning and 766.9MB in the end (delta: -344.5MB). Peak memory consumption was 892.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:30:52,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/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_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/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_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/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_773da039-c62e-480b-80dc-eb3f9d684a05/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 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:30:54,446 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:30:54,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:30:54,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:30:54,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:30:54,551 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:30:54,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:30:54,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:30:54,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:30:54,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:30:54,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:30:54,552 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:30:54,552 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:30:54,552 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:30:54,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:30:54,553 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:30:54,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:30:54,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:30:54,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:30:54,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:30:54,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:30:54,554 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:30:54,554 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:30:54,554 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:30:54,554 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_773da039-c62e-480b-80dc-eb3f9d684a05/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 -> 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c [2024-12-06 05:30:54,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:30:54,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:30:54,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:30:54,816 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:30:54,816 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:30:54,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c [2024-12-06 05:30:57,580 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data/72c5cc418/224493f9b4b249e58dad93a58aeea8cb/FLAG338875065 [2024-12-06 05:30:57,854 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:30:57,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c [2024-12-06 05:30:57,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data/72c5cc418/224493f9b4b249e58dad93a58aeea8cb/FLAG338875065 [2024-12-06 05:30:57,882 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/data/72c5cc418/224493f9b4b249e58dad93a58aeea8cb [2024-12-06 05:30:57,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:30:57,886 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:30:57,887 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:30:57,887 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:30:57,890 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:30:57,891 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:30:57" (1/1) ... [2024-12-06 05:30:57,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a3a643c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:57, skipping insertion in model container [2024-12-06 05:30:57,892 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:30:57" (1/1) ... [2024-12-06 05:30:57,929 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:30:58,066 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_773da039-c62e-480b-80dc-eb3f9d684a05/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-12-06 05:30:58,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:30:58,325 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:30:58,333 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_773da039-c62e-480b-80dc-eb3f9d684a05/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-12-06 05:30:58,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:30:58,444 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:30:58,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58 WrapperNode [2024-12-06 05:30:58,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:30:58,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:30:58,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:30:58,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:30:58,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,558 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1824 [2024-12-06 05:30:58,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:30:58,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:30:58,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:30:58,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:30:58,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,609 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:30:58,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:30:58,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:30:58,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:30:58,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:30:58" (1/1) ... [2024-12-06 05:30:58,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:30:58,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:30:58,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:30:58,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:30:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:30:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:30:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:30:58,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:30:59,016 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:30:59,018 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:31:01,201 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-12-06 05:31:01,202 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:31:01,274 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:31:01,274 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:31:01,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:01 BoogieIcfgContainer [2024-12-06 05:31:01,275 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:31:01,275 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:31:01,275 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:31:01,285 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:31:01,285 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:01" (1/1) ... [2024-12-06 05:31:01,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:31:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:01,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:31:01,341 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:31:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:31:01,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:01,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:01,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:31:01,346 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:31:01,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:31:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:01,878 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:02,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 05:31:02,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:02,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:31:02,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:31:02,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 05:31:02,267 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 05:31:02,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:31:02,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:02,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:02,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:31:02,270 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:31:02,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:31:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:03,165 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:03,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 05:31:03,449 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:04,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:31:04,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 05:31:04,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:04,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 05:31:04,900 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 05:31:04,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:31:04,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:04,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:04,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:31:04,904 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:31:04,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773da039-c62e-480b-80dc-eb3f9d684a05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:31:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:06,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:06,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-06 05:31:06,447 INFO L279 TraceCheckSpWp]: Computing forward predicates...