./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm --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 9272f400fc66c90fe1a52429ac4ccb49c447db7ae7da22850d911036795a5660 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:47:09,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:47:09,141 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:47:09,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:47:09,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:47:09,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:47:09,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:47:09,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:47:09,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:47:09,170 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:47:09,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:47:09,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:47:09,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:47:09,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:47:09,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:47:09,171 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:47:09,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:47:09,172 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:47:09,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:47:09,172 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:47:09,172 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:47:09,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:47:09,173 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:47:09,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:47:09,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:47:09,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:47:09,173 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:47:09,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:47:09,174 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:47:09,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:47:09,174 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_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm 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 -> 9272f400fc66c90fe1a52429ac4ccb49c447db7ae7da22850d911036795a5660 [2024-11-13 20:47:09,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:47:09,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:47:09,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:47:09,486 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:47:09,486 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:47:09,488 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:47:11,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:47:12,105 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:47:12,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c [2024-11-13 20:47:12,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/data/9fd91b953/cbf4074dee3a40cd9931505359f18ec9/FLAG03038e64e [2024-11-13 20:47:12,169 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/data/9fd91b953/cbf4074dee3a40cd9931505359f18ec9 [2024-11-13 20:47:12,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:47:12,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:47:12,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:47:12,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:47:12,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:47:12,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:47:12" (1/1) ... [2024-11-13 20:47:12,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb8d3fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:12, skipping insertion in model container [2024-11-13 20:47:12,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:47:12" (1/1) ... [2024-11-13 20:47:12,307 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:47:12,609 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_2c580707-aee6-4940-84ae-0df7e386e2c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c[1170,1183] [2024-11-13 20:47:13,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:47:13,384 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:47:13,400 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_2c580707-aee6-4940-84ae-0df7e386e2c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c[1170,1183] [2024-11-13 20:47:13,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:47:13,912 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:47:13,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13 WrapperNode [2024-11-13 20:47:13,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:47:13,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:47:13,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:47:13,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:47:13,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:14,060 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:15,233 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9083 [2024-11-13 20:47:15,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:47:15,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:47:15,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:47:15,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:47:15,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:15,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:15,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:15,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:16,228 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:16,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:16,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:16,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:16,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:47:16,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:47:16,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:47:16,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:47:16,681 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:13" (1/1) ... [2024-11-13 20:47:16,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:47:16,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:47:16,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:47:16,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:47:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:47:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:47:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:47:16,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:47:17,399 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:47:17,401 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:47:30,559 INFO L? ?]: Removed 5022 outVars from TransFormulas that were not future-live. [2024-11-13 20:47:30,560 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:47:48,837 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:47:48,838 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:47:48,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:47:48 BoogieIcfgContainer [2024-11-13 20:47:48,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:47:48,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:47:48,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:47:48,850 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:47:48,851 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:47:48" (1/1) ... [2024-11-13 20:47:48,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:47:48,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:48,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:47:48,911 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:47:48,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:47:48,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:48,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:48:01,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:48:12,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:48:12,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:12,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 20:48:12,300 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 20:48:12,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:48:12,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:12,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:50:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:42,612 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:52:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:53:03,766 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) [2024-11-13 20:53:03,770 INFO L158 Benchmark]: Toolchain (without parser) took 351595.64ms. Allocated memory was 117.4MB in the beginning and 4.2GB in the end (delta: 4.1GB). Free memory was 89.4MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-11-13 20:53:03,771 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:03,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1736.92ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 51.5MB in the end (delta: 37.8MB). Peak memory consumption was 99.8MB. Max. memory is 16.1GB. [2024-11-13 20:53:03,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 1318.87ms. Allocated memory was 117.4MB in the beginning and 318.8MB in the end (delta: 201.3MB). Free memory was 51.5MB in the beginning and 107.8MB in the end (delta: -56.3MB). Peak memory consumption was 193.6MB. Max. memory is 16.1GB. [2024-11-13 20:53:03,773 INFO L158 Benchmark]: Boogie Preprocessor took 1439.79ms. Allocated memory was 318.8MB in the beginning and 671.1MB in the end (delta: 352.3MB). Free memory was 107.8MB in the beginning and 415.6MB in the end (delta: -307.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-13 20:53:03,773 INFO L158 Benchmark]: RCFGBuilder took 32160.71ms. Allocated memory was 671.1MB in the beginning and 4.2GB in the end (delta: 3.6GB). Free memory was 415.6MB in the beginning and 3.5GB in the end (delta: -3.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-13 20:53:03,774 INFO L158 Benchmark]: CodeCheck took 314929.80ms. Allocated memory is still 4.2GB. Free memory was 3.5GB in the beginning and 2.3GB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-13 20:53:03,777 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 1.08ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1736.92ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 51.5MB in the end (delta: 37.8MB). Peak memory consumption was 99.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1318.87ms. Allocated memory was 117.4MB in the beginning and 318.8MB in the end (delta: 201.3MB). Free memory was 51.5MB in the beginning and 107.8MB in the end (delta: -56.3MB). Peak memory consumption was 193.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1439.79ms. Allocated memory was 318.8MB in the beginning and 671.1MB in the end (delta: 352.3MB). Free memory was 107.8MB in the beginning and 415.6MB in the end (delta: -307.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * RCFGBuilder took 32160.71ms. Allocated memory was 671.1MB in the beginning and 4.2GB in the end (delta: 3.6GB). Free memory was 415.6MB in the beginning and 3.5GB in the end (delta: -3.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * CodeCheck took 314929.80ms. Allocated memory is still 4.2GB. Free memory was 3.5GB in the beginning and 2.3GB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:53:03,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/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_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm --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 9272f400fc66c90fe1a52429ac4ccb49c447db7ae7da22850d911036795a5660 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:53:06,793 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:53:06,938 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 20:53:06,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:53:06,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:53:06,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:53:06,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:53:06,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:53:06,982 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:53:06,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:53:06,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:53:06,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:53:06,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:53:06,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:53:06,982 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:53:06,982 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:53:06,983 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:53:06,983 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:53:06,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:53:06,983 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:53:06,983 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:53:06,983 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:53:06,983 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:53:06,983 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:06,984 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:53:06,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:53:06,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:06,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:53:06,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:53:06,984 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:53:06,984 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:53:06,984 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:06,985 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:53:06,985 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_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm 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 -> 9272f400fc66c90fe1a52429ac4ccb49c447db7ae7da22850d911036795a5660 [2024-11-13 20:53:07,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:53:07,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:53:07,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:53:07,342 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:53:07,345 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:53:07,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:53:09,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:53:09,867 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:53:09,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c [2024-11-13 20:53:09,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/data/48ba461a8/375c9bf3e9884d0f9ec8e4367c665779/FLAG0dd0be468 [2024-11-13 20:53:09,929 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/data/48ba461a8/375c9bf3e9884d0f9ec8e4367c665779 [2024-11-13 20:53:09,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:53:09,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:53:09,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:09,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:53:09,941 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:53:09,942 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:09" (1/1) ... [2024-11-13 20:53:09,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4379d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:09, skipping insertion in model container [2024-11-13 20:53:09,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:09" (1/1) ... [2024-11-13 20:53:10,031 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:53:10,258 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_2c580707-aee6-4940-84ae-0df7e386e2c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c[1170,1183] [2024-11-13 20:53:10,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:10,886 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:53:10,899 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_2c580707-aee6-4940-84ae-0df7e386e2c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.3.prop1-func-interl.c[1170,1183] [2024-11-13 20:53:11,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:11,116 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:53:11,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11 WrapperNode [2024-11-13 20:53:11,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:11,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:11,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:53:11,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:53:11,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,171 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,339 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2595 [2024-11-13 20:53:11,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:11,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:53:11,340 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:53:11,340 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:53:11,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,366 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,436 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,510 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:53:11,511 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:53:11,512 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:53:11,512 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:53:11,513 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:11" (1/1) ... [2024-11-13 20:53:11,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:11,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:53:11,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:53:11,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:53:11,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:53:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:53:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:53:11,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:53:12,284 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:53:12,286 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:53:16,044 INFO L? ?]: Removed 96 outVars from TransFormulas that were not future-live. [2024-11-13 20:53:16,044 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:53:16,163 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:53:16,163 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:53:16,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:16 BoogieIcfgContainer [2024-11-13 20:53:16,164 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:53:16,165 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:53:16,166 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:53:16,176 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:53:16,176 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:16" (1/1) ... [2024-11-13 20:53:16,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:53:16,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:16,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:53:16,246 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:53:16,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:53:16,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:16,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:16,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:16,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:16,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:53:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:17,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:17,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:53:17,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:17,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:53:17,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:17,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 20:53:17,959 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 20:53:17,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:53:17,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:17,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:17,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:17,963 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:17,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c580707-aee6-4940-84ae-0df7e386e2c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:53:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:19,209 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:19,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:53:19,907 INFO L278 TraceCheckSpWp]: Computing forward predicates...