./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_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_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/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_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/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_6444e62f-b1ff-4b61-ad4a-151e509405c3/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 52d00aef82b5670816043b415928b1f8da06c4353549da1577e95fceca21a64d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:48:38,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:48:38,169 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 03:48:38,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:48:38,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:48:38,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:48:38,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:48:38,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:48:38,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:48:38,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:48:38,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:48:38,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:48:38,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:48:38,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:48:38,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:48:38,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:48:38,211 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:48:38,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:48:38,211 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:48:38,211 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:48:38,211 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:48:38,211 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:48:38,212 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:48:38,212 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:48:38,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:48:38,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:48:38,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:48:38,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:48:38,212 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:48:38,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:48:38,215 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_6444e62f-b1ff-4b61-ad4a-151e509405c3/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 -> 52d00aef82b5670816043b415928b1f8da06c4353549da1577e95fceca21a64d [2024-11-25 03:48:38,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:48:38,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:48:38,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:48:38,542 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:48:38,543 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:48:38,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c [2024-11-25 03:48:41,593 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data/097d28925/22317310de5445c0a5d3b035561c8af0/FLAG20ff80155 [2024-11-25 03:48:42,080 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:48:42,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c [2024-11-25 03:48:42,118 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data/097d28925/22317310de5445c0a5d3b035561c8af0/FLAG20ff80155 [2024-11-25 03:48:42,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data/097d28925/22317310de5445c0a5d3b035561c8af0 [2024-11-25 03:48:42,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:48:42,144 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:48:42,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:48:42,145 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:48:42,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:48:42,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:48:42" (1/1) ... [2024-11-25 03:48:42,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139ba116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:42, skipping insertion in model container [2024-11-25 03:48:42,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:48:42" (1/1) ... [2024-11-25 03:48:42,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:48:42,496 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_6444e62f-b1ff-4b61-ad4a-151e509405c3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c[1280,1293] [2024-11-25 03:48:43,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:48:43,048 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:48:43,057 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_6444e62f-b1ff-4b61-ad4a-151e509405c3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c[1280,1293] [2024-11-25 03:48:43,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:48:43,386 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:48:43,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43 WrapperNode [2024-11-25 03:48:43,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:48:43,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:48:43,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:48:43,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:48:43,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:43,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,056 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5532 [2024-11-25 03:48:44,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:48:44,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:48:44,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:48:44,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:48:44,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,405 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:48:44,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:48:44,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:48:44,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:48:44,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:44,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:48:44,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:48:44,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:48:44,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:48:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:48:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:48:44,699 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:48:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:48:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:48:44,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:48:45,288 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:48:45,290 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:48:53,894 INFO L? ?]: Removed 3109 outVars from TransFormulas that were not future-live. [2024-11-25 03:48:53,894 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:49:00,871 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:49:00,871 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:49:00,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:49:00 BoogieIcfgContainer [2024-11-25 03:49:00,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:49:00,873 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:49:00,874 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:49:00,883 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:49:00,884 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:49:00" (1/1) ... [2024-11-25 03:49:00,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:49:00,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:49:00,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-25 03:49:00,953 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-25 03:49:00,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 03:49:00,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:49:00,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:49:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:49:13,822 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 03:49:23,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:49:25,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:49:26,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:49:26,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-25 03:49:26,186 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-25 03:49:26,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:49:26,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:49:26,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:49:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:49:50,166 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:50:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:50:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:50:18,474 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 03:50:18,480 INFO L158 Benchmark]: Toolchain (without parser) took 96336.29ms. Allocated memory was 142.6MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 113.6MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-25 03:50:18,481 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:50:18,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1241.45ms. Allocated memory is still 142.6MB. Free memory was 113.3MB in the beginning and 86.7MB in the end (delta: 26.7MB). Peak memory consumption was 115.2MB. Max. memory is 16.1GB. [2024-11-25 03:50:18,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 669.96ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 86.4MB in the beginning and 211.1MB in the end (delta: -124.6MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. [2024-11-25 03:50:18,482 INFO L158 Benchmark]: Boogie Preprocessor took 567.24ms. Allocated memory is still 335.5MB. Free memory was 211.1MB in the beginning and 192.4MB in the end (delta: 18.6MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2024-11-25 03:50:18,483 INFO L158 Benchmark]: RCFGBuilder took 16245.80ms. Allocated memory was 335.5MB in the beginning and 1.2GB in the end (delta: 889.2MB). Free memory was 192.4MB in the beginning and 943.7MB in the end (delta: -751.3MB). Peak memory consumption was 872.2MB. Max. memory is 16.1GB. [2024-11-25 03:50:18,483 INFO L158 Benchmark]: CodeCheck took 77606.32ms. Allocated memory was 1.2GB in the beginning and 2.6GB in the end (delta: 1.4GB). Free memory was 943.7MB in the beginning and 1.3GB in the end (delta: -402.7MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-25 03:50:18,486 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 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1241.45ms. Allocated memory is still 142.6MB. Free memory was 113.3MB in the beginning and 86.7MB in the end (delta: 26.7MB). Peak memory consumption was 115.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 669.96ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 86.4MB in the beginning and 211.1MB in the end (delta: -124.6MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 567.24ms. Allocated memory is still 335.5MB. Free memory was 211.1MB in the beginning and 192.4MB in the end (delta: 18.6MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * RCFGBuilder took 16245.80ms. Allocated memory was 335.5MB in the beginning and 1.2GB in the end (delta: 889.2MB). Free memory was 192.4MB in the beginning and 943.7MB in the end (delta: -751.3MB). Peak memory consumption was 872.2MB. Max. memory is 16.1GB. * CodeCheck took 77606.32ms. Allocated memory was 1.2GB in the beginning and 2.6GB in the end (delta: 1.4GB). Free memory was 943.7MB in the beginning and 1.3GB in the end (delta: -402.7MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:50:18,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/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_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/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_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/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_6444e62f-b1ff-4b61-ad4a-151e509405c3/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 52d00aef82b5670816043b415928b1f8da06c4353549da1577e95fceca21a64d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:50:21,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:50:21,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 03:50:21,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:50:21,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:50:21,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:50:21,359 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:50:21,359 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:50:21,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:50:21,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:50:21,359 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:50:21,359 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:50:21,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:50:21,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:50:21,360 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:50:21,360 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:50:21,360 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:50:21,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:50:21,360 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:50:21,360 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:50:21,362 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:50:21,362 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:50:21,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:50:21,363 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:50:21,363 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:50:21,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:50:21,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:50:21,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:50:21,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:50:21,364 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:50:21,364 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:50:21,364 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:50:21,364 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:50:21,364 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_6444e62f-b1ff-4b61-ad4a-151e509405c3/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 -> 52d00aef82b5670816043b415928b1f8da06c4353549da1577e95fceca21a64d [2024-11-25 03:50:21,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:50:21,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:50:21,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:50:21,698 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:50:21,699 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:50:21,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c [2024-11-25 03:50:24,777 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data/350d7767f/5c1cd2d651a9487d95be980d099b53c2/FLAGdf17b3c04 [2024-11-25 03:50:25,242 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:50:25,243 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c [2024-11-25 03:50:25,281 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data/350d7767f/5c1cd2d651a9487d95be980d099b53c2/FLAGdf17b3c04 [2024-11-25 03:50:25,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/data/350d7767f/5c1cd2d651a9487d95be980d099b53c2 [2024-11-25 03:50:25,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:50:25,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:50:25,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:50:25,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:50:25,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:50:25,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:50:25" (1/1) ... [2024-11-25 03:50:25,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10cfc38f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:25, skipping insertion in model container [2024-11-25 03:50:25,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:50:25" (1/1) ... [2024-11-25 03:50:25,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:50:25,646 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_6444e62f-b1ff-4b61-ad4a-151e509405c3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c[1280,1293] [2024-11-25 03:50:26,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:50:26,148 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:50:26,156 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_6444e62f-b1ff-4b61-ad4a-151e509405c3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d64_e0.c[1280,1293] [2024-11-25 03:50:26,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:50:26,459 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:50:26,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26 WrapperNode [2024-11-25 03:50:26,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:50:26,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:50:26,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:50:26,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:50:26,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,688 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2548 [2024-11-25 03:50:26,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:50:26,689 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:50:26,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:50:26,690 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:50:26,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,795 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,799 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,808 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,838 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,865 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:50:26,866 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:50:26,866 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:50:26,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:50:26,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:26" (1/1) ... [2024-11-25 03:50:26,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:50:26,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:50:26,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:50:26,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:50:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:50:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:50:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:50:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:50:26,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:50:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:50:27,550 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:50:27,552 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:50:30,254 INFO L? ?]: Removed 705 outVars from TransFormulas that were not future-live. [2024-11-25 03:50:30,255 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:50:30,382 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:50:30,384 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:50:30,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:50:30 BoogieIcfgContainer [2024-11-25 03:50:30,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:50:30,385 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:50:30,385 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:50:30,394 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:50:30,395 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:50:30" (1/1) ... [2024-11-25 03:50:30,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:50:30,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:50:30,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-25 03:50:30,460 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-25 03:50:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 03:50:30,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:50:30,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:50:30,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:50:30,468 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:50:30,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:50:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:50:32,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:50:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:50:32,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 868 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 03:50:32,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:50:33,171 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 03:50:33,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:50:34,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:50:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-25 03:50:34,515 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-25 03:50:34,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:50:34,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:50:34,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:50:34,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:50:34,520 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:50:34,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:50:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:50:37,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:50:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:50:38,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 1646 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-25 03:50:38,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:50:39,263 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 03:50:39,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 03:50:43,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:50:43,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-11-25 03:50:43,173 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-25 03:50:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 03:50:43,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:50:43,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:50:43,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:50:43,176 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:50:43,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:50:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:50:47,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:50:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:50:49,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 2424 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-11-25 03:50:49,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:51:14,378 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/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 03:51:14,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-25 03:51:14,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6444e62f-b1ff-4b61-ad4a-151e509405c3/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:51:14,424 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 03:51:14,429 INFO L158 Benchmark]: Toolchain (without parser) took 49119.83ms. Allocated memory was 109.1MB in the beginning and 343.9MB in the end (delta: 234.9MB). Free memory was 80.6MB in the beginning and 77.0MB in the end (delta: 3.6MB). Peak memory consumption was 245.5MB. Max. memory is 16.1GB. [2024-11-25 03:51:14,429 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:51:14,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1151.25ms. Allocated memory is still 109.1MB. Free memory was 80.1MB in the beginning and 51.4MB in the end (delta: 28.8MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2024-11-25 03:51:14,430 INFO L158 Benchmark]: Boogie Procedure Inliner took 226.92ms. Allocated memory is still 109.1MB. Free memory was 51.4MB in the beginning and 57.6MB in the end (delta: -6.3MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2024-11-25 03:51:14,431 INFO L158 Benchmark]: Boogie Preprocessor took 176.29ms. Allocated memory is still 109.1MB. Free memory was 57.6MB in the beginning and 47.0MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:51:14,431 INFO L158 Benchmark]: RCFGBuilder took 3517.94ms. Allocated memory was 109.1MB in the beginning and 192.9MB in the end (delta: 83.9MB). Free memory was 47.0MB in the beginning and 50.0MB in the end (delta: -2.9MB). Peak memory consumption was 101.6MB. Max. memory is 16.1GB. [2024-11-25 03:51:14,432 INFO L158 Benchmark]: CodeCheck took 44042.43ms. Allocated memory was 192.9MB in the beginning and 343.9MB in the end (delta: 151.0MB). Free memory was 50.0MB in the beginning and 77.0MB in the end (delta: -27.0MB). Peak memory consumption was 127.8MB. Max. memory is 16.1GB. [2024-11-25 03:51:14,434 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 0.25ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1151.25ms. Allocated memory is still 109.1MB. Free memory was 80.1MB in the beginning and 51.4MB in the end (delta: 28.8MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 226.92ms. Allocated memory is still 109.1MB. Free memory was 51.4MB in the beginning and 57.6MB in the end (delta: -6.3MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 176.29ms. Allocated memory is still 109.1MB. Free memory was 57.6MB in the beginning and 47.0MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3517.94ms. Allocated memory was 109.1MB in the beginning and 192.9MB in the end (delta: 83.9MB). Free memory was 47.0MB in the beginning and 50.0MB in the end (delta: -2.9MB). Peak memory consumption was 101.6MB. Max. memory is 16.1GB. * CodeCheck took 44042.43ms. Allocated memory was 192.9MB in the beginning and 343.9MB in the end (delta: 151.0MB). Free memory was 50.0MB in the beginning and 77.0MB in the end (delta: -27.0MB). Peak memory consumption was 127.8MB. 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