./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.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_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/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_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/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_7106bab4-634e-4e58-a91c-12f2ca578a6c/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 222be94abfdbb514b1917b4bfb3a2a13389b64e1e049c782003790d790f6753f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:40,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:40,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 01:57:40,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:57:40,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:57:40,755 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:40,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:57:40,756 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:57:40,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:40,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:40,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:40,757 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:57:40,757 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:57:40,758 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:40,758 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:57:40,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:40,759 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:57:40,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:57:40,759 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:40,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:40,760 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:40,760 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:40,760 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:40,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:40,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:40,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:40,762 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:40,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:57:40,762 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:57:40,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:57:40,762 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_7106bab4-634e-4e58-a91c-12f2ca578a6c/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 -> 222be94abfdbb514b1917b4bfb3a2a13389b64e1e049c782003790d790f6753f [2024-11-25 01:57:41,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:41,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:41,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:41,222 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:41,222 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:41,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c [2024-11-25 01:57:44,382 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data/30b400600/ccf0334ae5d94682ac733af7ffd70cd0/FLAGba6080fab [2024-11-25 01:57:44,748 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:44,749 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c [2024-11-25 01:57:44,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data/30b400600/ccf0334ae5d94682ac733af7ffd70cd0/FLAGba6080fab [2024-11-25 01:57:44,774 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data/30b400600/ccf0334ae5d94682ac733af7ffd70cd0 [2024-11-25 01:57:44,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:44,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:44,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:44,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:44,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:44,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:44" (1/1) ... [2024-11-25 01:57:44,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2298ad70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:44, skipping insertion in model container [2024-11-25 01:57:44,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:44" (1/1) ... [2024-11-25 01:57:44,823 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:45,013 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_7106bab4-634e-4e58-a91c-12f2ca578a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c[1280,1293] [2024-11-25 01:57:45,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:45,311 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:45,322 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_7106bab4-634e-4e58-a91c-12f2ca578a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c[1280,1293] [2024-11-25 01:57:45,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:45,495 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:45,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45 WrapperNode [2024-11-25 01:57:45,497 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:45,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:45,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:45,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:45,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,832 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1976 [2024-11-25 01:57:45,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:45,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:45,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:45,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:45,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,873 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,962 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,972 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:46,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:46,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:46,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:46,096 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:46,098 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:46,099 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:46,099 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:46,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:46,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:46,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:46,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:46,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:46,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:46,173 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 01:57:46,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 01:57:46,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 01:57:46,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:46,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:46,483 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:46,485 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:57:50,242 INFO L? ?]: Removed 1091 outVars from TransFormulas that were not future-live. [2024-11-25 01:57:50,242 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:57:53,601 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:57:53,601 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 01:57:53,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:53 BoogieIcfgContainer [2024-11-25 01:57:53,602 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:57:53,603 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:57:53,604 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:57:53,617 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:57:53,617 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 01:57:53,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:57:53,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-25 01:57:53,698 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-25 01:57:53,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 01:57:53,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:57:53,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 01:57:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:57:59,095 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 01:58:02,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.63s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 01:58:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:03,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-25 01:58:03,235 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-25 01:58:03,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 01:58:03,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:03,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 01:58:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 01:58:22,463 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 01:58:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 01:58:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 01:58:40,003 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 01:58:40,015 INFO L158 Benchmark]: Toolchain (without parser) took 55233.81ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 116.1MB in the beginning and 1.1GB in the end (delta: -966.3MB). Peak memory consumption was 334.5MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,015 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:40,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.30ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 77.3MB in the end (delta: 38.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 335.32ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 87.3MB in the end (delta: -10.0MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,017 INFO L158 Benchmark]: Boogie Preprocessor took 263.36ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 77.9MB in the end (delta: 9.4MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,017 INFO L158 Benchmark]: RCFGBuilder took 7503.97ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 77.9MB in the beginning and 167.4MB in the end (delta: -89.5MB). Peak memory consumption was 179.8MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,018 INFO L158 Benchmark]: CodeCheck took 46407.99ms. Allocated memory was 411.0MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 167.4MB in the beginning and 1.1GB in the end (delta: -914.9MB). Peak memory consumption was 116.9MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,023 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 0.45ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.30ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 77.3MB in the end (delta: 38.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 335.32ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 87.3MB in the end (delta: -10.0MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 263.36ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 77.9MB in the end (delta: 9.4MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * RCFGBuilder took 7503.97ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 77.9MB in the beginning and 167.4MB in the end (delta: -89.5MB). Peak memory consumption was 179.8MB. Max. memory is 16.1GB. * CodeCheck took 46407.99ms. Allocated memory was 411.0MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 167.4MB in the beginning and 1.1GB in the end (delta: -914.9MB). Peak memory consumption was 116.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 01:58:40,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/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_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/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_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/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_7106bab4-634e-4e58-a91c-12f2ca578a6c/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 222be94abfdbb514b1917b4bfb3a2a13389b64e1e049c782003790d790f6753f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:58:43,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:58:43,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 01:58:43,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:58:43,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:58:43,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:58:43,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:58:43,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:58:43,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:58:43,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:58:43,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:58:43,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:58:43,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:58:43,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:58:43,240 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 01:58:43,240 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 01:58:43,240 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 01:58:43,241 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:58:43,241 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:58:43,241 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:58:43,241 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:58:43,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:58:43,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:58:43,241 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:43,241 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 01:58:43,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:58:43,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:58:43,242 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:58:43,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:58:43,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:58:43,242 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 01:58:43,242 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:43,242 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 01:58:43,242 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_7106bab4-634e-4e58-a91c-12f2ca578a6c/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 -> 222be94abfdbb514b1917b4bfb3a2a13389b64e1e049c782003790d790f6753f [2024-11-25 01:58:43,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:58:43,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:58:43,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:58:43,610 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:58:43,611 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:58:43,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c [2024-11-25 01:58:46,811 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data/3bfd56cf5/2b65575bf9414228bf467530698b7ac2/FLAGa86cab03b [2024-11-25 01:58:47,106 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:58:47,108 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c [2024-11-25 01:58:47,132 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data/3bfd56cf5/2b65575bf9414228bf467530698b7ac2/FLAGa86cab03b [2024-11-25 01:58:47,153 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/data/3bfd56cf5/2b65575bf9414228bf467530698b7ac2 [2024-11-25 01:58:47,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:58:47,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:58:47,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:47,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:58:47,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:58:47,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:47" (1/1) ... [2024-11-25 01:58:47,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2538444d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:47, skipping insertion in model container [2024-11-25 01:58:47,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:47" (1/1) ... [2024-11-25 01:58:47,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:58:47,462 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_7106bab4-634e-4e58-a91c-12f2ca578a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c[1280,1293] [2024-11-25 01:58:47,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:58:47,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:58:47,877 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_7106bab4-634e-4e58-a91c-12f2ca578a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c[1280,1293] [2024-11-25 01:58:48,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:58:48,078 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:58:48,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48 WrapperNode [2024-11-25 01:58:48,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:48,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:58:48,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:58:48,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:58:48,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,195 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 912 [2024-11-25 01:58:48,195 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:58:48,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:58:48,196 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:58:48,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:58:48,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,224 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,278 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:58:48,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:58:48,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:58:48,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:58:48,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:48" (1/1) ... [2024-11-25 01:58:48,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:58:48,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:58:48,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:58:48,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:58:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:58:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 01:58:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 01:58:48,417 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 01:58:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:58:48,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:58:48,719 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:58:48,721 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:58:49,617 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-11-25 01:58:49,618 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:58:49,688 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:58:49,688 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 01:58:49,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:49 BoogieIcfgContainer [2024-11-25 01:58:49,688 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:58:49,689 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:58:49,689 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:58:49,699 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:58:49,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:49" (1/1) ... [2024-11-25 01:58:49,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 01:58:49,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:49,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-25 01:58:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-25 01:58:49,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 01:58:49,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:49,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:49,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 01:58:49,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 01:58:49,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 01:58:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:50,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 01:58:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:50,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 01:58:50,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 01:58:51,065 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 01:58:51,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 01:58:51,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:51,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-25 01:58:51,503 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-25 01:58:51,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 01:58:51,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:51,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:51,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 01:58:51,509 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 01:58:51,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 01:58:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:52,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 01:58:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:53,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-25 01:58:53,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 01:58:54,008 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-25 01:58:54,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 01:58:56,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:56,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-11-25 01:58:56,298 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-25 01:58:56,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 01:58:56,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:56,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:56,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 01:58:56,302 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 01:58:56,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 01:58:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:57,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 01:58:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:58,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-11-25 01:58:58,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 01:59:35,766 WARN L286 SmtUtils]: Spent 33.36s on a formula simplification. DAG size of input: 137 DAG size of output: 96 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 01:59:41,797 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 01:59:41,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 02:01:13,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.30s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:01:21,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 102 transitions. [2024-11-25 02:01:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2024-11-25 02:01:21,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 02:01:21,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:21,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:01:21,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:01:21,933 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:01:21,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:01:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:24,775 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:01:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:25,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 209 conjuncts are in the unsatisfiable core [2024-11-25 02:01:25,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:03:38,541 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-25 02:03:38,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-25 02:03:38,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7106bab4-634e-4e58-a91c-12f2ca578a6c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:03:38,560 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) 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 02:03:38,566 INFO L158 Benchmark]: Toolchain (without parser) took 291406.37ms. Allocated memory was 117.4MB in the beginning and 721.4MB in the end (delta: 604.0MB). Free memory was 91.9MB in the beginning and 267.8MB in the end (delta: -176.0MB). Peak memory consumption was 459.0MB. Max. memory is 16.1GB. [2024-11-25 02:03:38,570 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:03:38,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 918.25ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 59.3MB in the end (delta: 32.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:03:38,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.82ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 52.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:03:38,573 INFO L158 Benchmark]: Boogie Preprocessor took 138.15ms. Allocated memory is still 117.4MB. Free memory was 52.3MB in the beginning and 47.9MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:03:38,573 INFO L158 Benchmark]: RCFGBuilder took 1353.38ms. Allocated memory is still 117.4MB. Free memory was 47.9MB in the beginning and 36.1MB in the end (delta: 11.9MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2024-11-25 02:03:38,574 INFO L158 Benchmark]: CodeCheck took 288875.53ms. Allocated memory was 117.4MB in the beginning and 721.4MB in the end (delta: 604.0MB). Free memory was 36.1MB in the beginning and 267.8MB in the end (delta: -231.7MB). Peak memory consumption was 405.5MB. Max. memory is 16.1GB. [2024-11-25 02:03:38,578 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 918.25ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 59.3MB in the end (delta: 32.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.82ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 52.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 138.15ms. Allocated memory is still 117.4MB. Free memory was 52.3MB in the beginning and 47.9MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1353.38ms. Allocated memory is still 117.4MB. Free memory was 47.9MB in the beginning and 36.1MB in the end (delta: 11.9MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * CodeCheck took 288875.53ms. Allocated memory was 117.4MB in the beginning and 721.4MB in the end (delta: 604.0MB). Free memory was 36.1MB in the beginning and 267.8MB in the end (delta: -231.7MB). Peak memory consumption was 405.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants