./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.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_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:02:12,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:02:12,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 05:02:12,276 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:02:12,277 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:02:12,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:02:12,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:02:12,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:02:12,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:02:12,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:02:12,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:02:12,327 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:02:12,328 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:02:12,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:02:12,328 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:02:12,328 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:02:12,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:02:12,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:02:12,328 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:02:12,329 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:02:12,329 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:02:12,329 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:02:12,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:02:12,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:02:12,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:02:12,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:02:12,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:02:12,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:02:12,330 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:02:12,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:02:12,330 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_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 [2024-11-25 05:02:12,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:02:12,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:02:12,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:02:12,728 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:02:12,728 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:02:12,730 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-11-25 05:02:16,138 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data/ac2852363/ebb130303a634be58f5699ede78e4ed7/FLAGe5bc96715 [2024-11-25 05:02:16,679 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:02:16,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-11-25 05:02:16,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data/ac2852363/ebb130303a634be58f5699ede78e4ed7/FLAGe5bc96715 [2024-11-25 05:02:16,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data/ac2852363/ebb130303a634be58f5699ede78e4ed7 [2024-11-25 05:02:16,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:02:16,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:02:16,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:02:16,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:02:16,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:02:16,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:02:16" (1/1) ... [2024-11-25 05:02:16,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbc533d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:16, skipping insertion in model container [2024-11-25 05:02:16,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:02:16" (1/1) ... [2024-11-25 05:02:16,820 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:02:17,093 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_afa7abe1-0526-4906-8818-aefbcdeb40a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-25 05:02:17,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:02:17,675 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:02:17,686 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_afa7abe1-0526-4906-8818-aefbcdeb40a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-25 05:02:17,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:02:17,914 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:02:17,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17 WrapperNode [2024-11-25 05:02:17,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:02:17,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:02:17,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:02:17,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:02:17,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:18,009 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:18,634 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4038 [2024-11-25 05:02:18,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:02:18,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:02:18,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:02:18,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:02:18,645 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:18,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:18,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:18,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:18,999 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:19,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:19,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:19,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:19,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:19,224 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:02:19,225 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:02:19,226 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:02:19,227 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:02:19,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:02:17" (1/1) ... [2024-11-25 05:02:19,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:02:19,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:02:19,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:02:19,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:02:19,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:02:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:02:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:02:19,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:02:19,820 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:02:19,822 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:02:26,454 INFO L? ?]: Removed 2527 outVars from TransFormulas that were not future-live. [2024-11-25 05:02:26,455 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:02:36,780 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:02:36,781 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:02:36,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:02:36 BoogieIcfgContainer [2024-11-25 05:02:36,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:02:36,782 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:02:36,782 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:02:36,794 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:02:36,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:02:36" (1/1) ... [2024-11-25 05:02:36,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:02:36,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:36,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 05:02:36,861 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 05:02:36,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:02:36,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:36,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:02:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:38,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:02:48,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 05:02:59,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 05:02:59,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:59,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 05:02:59,252 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 05:02:59,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 05:02:59,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:59,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:03:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:03:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:03:59,135 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) [2024-11-25 05:03:59,142 INFO L158 Benchmark]: Toolchain (without parser) took 102412.88ms. Allocated memory was 142.6MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 103.0MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-25 05:03:59,143 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:03:59,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1186.97ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 37.9MB in the end (delta: 65.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-25 05:03:59,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 717.39ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 37.9MB in the beginning and 378.0MB in the end (delta: -340.1MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-25 05:03:59,145 INFO L158 Benchmark]: Boogie Preprocessor took 588.77ms. Allocated memory is still 478.2MB. Free memory was 378.0MB in the beginning and 362.9MB in the end (delta: 15.0MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2024-11-25 05:03:59,146 INFO L158 Benchmark]: RCFGBuilder took 17556.03ms. Allocated memory was 478.2MB in the beginning and 2.2GB in the end (delta: 1.7GB). Free memory was 362.9MB in the beginning and 930.0MB in the end (delta: -567.1MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-25 05:03:59,146 INFO L158 Benchmark]: CodeCheck took 82358.29ms. Allocated memory was 2.2GB in the beginning and 2.6GB in the end (delta: 436.2MB). Free memory was 930.0MB in the beginning and 1.1GB in the end (delta: -202.4MB). Peak memory consumption was 231.7MB. Max. memory is 16.1GB. [2024-11-25 05:03:59,153 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 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1186.97ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 37.9MB in the end (delta: 65.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 717.39ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 37.9MB in the beginning and 378.0MB in the end (delta: -340.1MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 588.77ms. Allocated memory is still 478.2MB. Free memory was 378.0MB in the beginning and 362.9MB in the end (delta: 15.0MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. * RCFGBuilder took 17556.03ms. Allocated memory was 478.2MB in the beginning and 2.2GB in the end (delta: 1.7GB). Free memory was 362.9MB in the beginning and 930.0MB in the end (delta: -567.1MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 82358.29ms. Allocated memory was 2.2GB in the beginning and 2.6GB in the end (delta: 436.2MB). Free memory was 930.0MB in the beginning and 1.1GB in the end (delta: -202.4MB). Peak memory consumption was 231.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:03:59,366 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-25 05:03:59,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:04:02,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:04:02,589 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 05:04:02,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:04:02,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:04:02,661 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:04:02,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:04:02,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:04:02,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:04:02,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:04:02,663 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:04:02,664 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:04:02,664 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:04:02,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:04:02,664 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:04:02,665 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:04:02,665 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:04:02,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:04:02,666 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:04:02,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:04:02,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:04:02,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:04:02,666 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:04:02,666 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:02,666 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:04:02,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:04:02,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:04:02,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:04:02,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:04:02,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:04:02,668 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:04:02,668 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:02,668 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:04:02,668 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_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 [2024-11-25 05:04:03,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:04:03,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:04:03,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:04:03,110 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:04:03,114 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:04:03,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-11-25 05:04:06,705 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data/31551d053/4a8006c701524da685a140af61bc788e/FLAGe65282a7e [2024-11-25 05:04:07,202 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:04:07,203 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-11-25 05:04:07,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data/31551d053/4a8006c701524da685a140af61bc788e/FLAGe65282a7e [2024-11-25 05:04:07,246 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/data/31551d053/4a8006c701524da685a140af61bc788e [2024-11-25 05:04:07,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:04:07,251 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:04:07,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:04:07,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:04:07,258 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:04:07,259 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:04:07" (1/1) ... [2024-11-25 05:04:07,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b42b160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:07, skipping insertion in model container [2024-11-25 05:04:07,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:04:07" (1/1) ... [2024-11-25 05:04:07,326 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:04:07,597 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_afa7abe1-0526-4906-8818-aefbcdeb40a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-25 05:04:08,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:04:08,100 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:04:08,112 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_afa7abe1-0526-4906-8818-aefbcdeb40a4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-25 05:04:08,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:04:08,427 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:04:08,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08 WrapperNode [2024-11-25 05:04:08,428 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:04:08,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:04:08,430 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:04:08,430 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:04:08,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,655 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1666 [2024-11-25 05:04:08,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:04:08,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:04:08,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:04:08,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:04:08,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,682 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,682 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,725 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,797 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:04:08,798 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:04:08,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:04:08,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:04:08,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:08" (1/1) ... [2024-11-25 05:04:08,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:04:08,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:04:08,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:04:08,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:04:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:04:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:04:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:04:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:04:09,479 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:04:09,482 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:04:13,806 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-25 05:04:13,807 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:04:13,915 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:04:13,915 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:04:13,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:04:13 BoogieIcfgContainer [2024-11-25 05:04:13,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:04:13,917 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:04:13,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:04:13,929 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:04:13,929 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:04:13" (1/1) ... [2024-11-25 05:04:13,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:04:14,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:14,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 05:04:14,013 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 05:04:14,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:04:14,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:14,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:14,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:04:14,023 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:04:14,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:04:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:14,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:04:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:14,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 05:04:14,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:04:15,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:04:15,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:04:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:15,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 05:04:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 05:04:15,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 05:04:15,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:15,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:15,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:04:15,568 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:04:15,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa7abe1-0526-4906-8818-aefbcdeb40a4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:04:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:16,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:04:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:17,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-25 05:04:17,267 INFO L279 TraceCheckSpWp]: Computing forward predicates...