./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_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_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7774fb409350dc00c3d500df28dd72c255cd5cce7d940160e8eab25f2539ec00 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:20:34,312 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:20:34,369 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:20:34,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:20:34,374 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:20:34,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:20:34,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:20:34,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:20:34,394 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:20:34,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:20:34,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:20:34,394 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:20:34,394 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:20:34,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:20:34,394 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:20:34,394 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:20:34,394 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:20:34,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:20:34,395 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:20:34,395 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:20:34,395 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:20:34,395 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:20:34,395 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:20:34,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:20:34,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:20:34,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:20:34,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:20:34,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:20:34,395 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:20:34,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:20:34,396 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_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7774fb409350dc00c3d500df28dd72c255cd5cce7d940160e8eab25f2539ec00 [2024-12-06 02:20:34,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:20:34,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:20:34,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:20:34,619 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:20:34,619 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:20:34,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c [2024-12-06 02:20:37,277 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data/04ed89f92/4c6147b45f2243b491109d344c7316f5/FLAGd4dd08ce5 [2024-12-06 02:20:37,603 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:20:37,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c [2024-12-06 02:20:37,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data/04ed89f92/4c6147b45f2243b491109d344c7316f5/FLAGd4dd08ce5 [2024-12-06 02:20:37,859 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data/04ed89f92/4c6147b45f2243b491109d344c7316f5 [2024-12-06 02:20:37,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:20:37,863 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:20:37,864 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:20:37,864 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:20:37,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:20:37,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:20:37" (1/1) ... [2024-12-06 02:20:37,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a933dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:37, skipping insertion in model container [2024-12-06 02:20:37,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:20:37" (1/1) ... [2024-12-06 02:20:37,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:20:38,067 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_6ff7ece8-a30e-480e-a117-120b34856272/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c[1280,1293] [2024-12-06 02:20:38,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:20:38,369 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:20:38,379 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_6ff7ece8-a30e-480e-a117-120b34856272/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c[1280,1293] [2024-12-06 02:20:38,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:20:38,567 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:20:38,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38 WrapperNode [2024-12-06 02:20:38,568 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:20:38,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:20:38,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:20:38,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:20:38,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:38,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,036 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5532 [2024-12-06 02:20:39,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:20:39,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:20:39,037 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:20:39,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:20:39,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,241 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,347 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:20:39,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:20:39,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:20:39,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:20:39,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:20:38" (1/1) ... [2024-12-06 02:20:39,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:20:39,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:20:39,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:20:39,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:20:39,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:20:39,459 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:20:39,459 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:20:39,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:20:39,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:20:39,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:20:39,888 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:20:39,890 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:20:46,257 INFO L? ?]: Removed 3109 outVars from TransFormulas that were not future-live. [2024-12-06 02:20:46,257 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:20:50,940 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:20:50,940 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:20:50,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:20:50 BoogieIcfgContainer [2024-12-06 02:20:50,940 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:20:50,941 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:20:50,941 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:20:50,948 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:20:50,948 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:20:50" (1/1) ... [2024-12-06 02:20:50,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:20:50,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 02:20:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 02:20:50,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:20:50,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:51,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:20:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:21:08,752 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 [] [2024-12-06 02:21:11,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:21:11,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-12-06 02:21:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-12-06 02:21:11,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:21:11,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:21:11,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:21:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:21:29,632 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:21:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:21:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:21:59,018 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:21:59,023 INFO L158 Benchmark]: Toolchain (without parser) took 81160.06ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 922.7MB). Free memory was 113.8MB in the beginning and 668.6MB in the end (delta: -554.8MB). Peak memory consumption was 374.9MB. Max. memory is 16.1GB. [2024-12-06 02:21:59,023 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:21:59,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 704.77ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 78.7MB in the end (delta: 34.8MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-12-06 02:21:59,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 467.28ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 78.7MB in the beginning and 224.6MB in the end (delta: -145.9MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2024-12-06 02:21:59,025 INFO L158 Benchmark]: Boogie Preprocessor took 371.76ms. Allocated memory is still 335.5MB. Free memory was 224.6MB in the beginning and 206.4MB in the end (delta: 18.2MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2024-12-06 02:21:59,025 INFO L158 Benchmark]: RCFGBuilder took 11531.39ms. Allocated memory was 335.5MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 206.4MB in the beginning and 1.1GB in the end (delta: -878.2MB). Peak memory consumption was 577.8MB. Max. memory is 16.1GB. [2024-12-06 02:21:59,026 INFO L158 Benchmark]: CodeCheck took 68080.98ms. Allocated memory was 1.5GB in the beginning and 1.1GB in the end (delta: -436.2MB). Free memory was 1.1GB in the beginning and 668.6MB in the end (delta: 416.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:21:59,027 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 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 704.77ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 78.7MB in the end (delta: 34.8MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 467.28ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 78.7MB in the beginning and 224.6MB in the end (delta: -145.9MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 371.76ms. Allocated memory is still 335.5MB. Free memory was 224.6MB in the beginning and 206.4MB in the end (delta: 18.2MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * RCFGBuilder took 11531.39ms. Allocated memory was 335.5MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 206.4MB in the beginning and 1.1GB in the end (delta: -878.2MB). Peak memory consumption was 577.8MB. Max. memory is 16.1GB. * CodeCheck took 68080.98ms. Allocated memory was 1.5GB in the beginning and 1.1GB in the end (delta: -436.2MB). Free memory was 1.1GB in the beginning and 668.6MB in the end (delta: 416.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:21:59,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7774fb409350dc00c3d500df28dd72c255cd5cce7d940160e8eab25f2539ec00 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:22:00,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:22:01,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:22:01,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:22:01,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:22:01,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:22:01,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:22:01,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:22:01,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:22:01,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:22:01,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:22:01,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:22:01,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:22:01,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:22:01,068 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:22:01,068 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:22:01,068 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:22:01,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:22:01,068 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:22:01,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:22:01,069 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:22:01,069 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:22:01,069 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:22:01,069 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:01,069 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:22:01,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:22:01,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:01,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:22:01,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:22:01,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:22:01,069 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:22:01,069 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:01,070 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:22:01,070 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_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7774fb409350dc00c3d500df28dd72c255cd5cce7d940160e8eab25f2539ec00 [2024-12-06 02:22:01,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:22:01,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:22:01,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:22:01,320 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:22:01,320 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:22:01,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c [2024-12-06 02:22:04,023 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data/a4d97e6b9/fcd1942021fb487eab047fb3244e9aa0/FLAG69f00473a [2024-12-06 02:22:04,282 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:22:04,283 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c [2024-12-06 02:22:04,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data/a4d97e6b9/fcd1942021fb487eab047fb3244e9aa0/FLAG69f00473a [2024-12-06 02:22:04,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/data/a4d97e6b9/fcd1942021fb487eab047fb3244e9aa0 [2024-12-06 02:22:04,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:22:04,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:22:04,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:04,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:22:04,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:22:04,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:04,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f0c9920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04, skipping insertion in model container [2024-12-06 02:22:04,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:04,375 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:22:04,538 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_6ff7ece8-a30e-480e-a117-120b34856272/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c[1280,1293] [2024-12-06 02:22:04,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:04,821 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:22:04,829 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_6ff7ece8-a30e-480e-a117-120b34856272/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c[1280,1293] [2024-12-06 02:22:04,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:04,988 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:22:04,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04 WrapperNode [2024-12-06 02:22:04,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:04,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:04,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:22:04,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:22:04,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,019 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,098 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2548 [2024-12-06 02:22:05,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:05,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:22:05,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:22:05,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:22:05,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,169 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,193 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:22:05,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:22:05,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:22:05,209 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:22:05,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:04" (1/1) ... [2024-12-06 02:22:05,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:05,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:22:05,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:22:05,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:22:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:22:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:22:05,260 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:22:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:22:05,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:22:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:22:05,684 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:22:05,686 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:22:07,485 INFO L? ?]: Removed 705 outVars from TransFormulas that were not future-live. [2024-12-06 02:22:07,485 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:22:07,585 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:22:07,585 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:22:07,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:22:07 BoogieIcfgContainer [2024-12-06 02:22:07,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:22:07,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:22:07,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:22:07,593 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:22:07,594 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:22:07" (1/1) ... [2024-12-06 02:22:07,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:22:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:07,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 02:22:07,635 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 02:22:07,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:22:07,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:07,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:07,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:07,641 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:07,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:22:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:08,962 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:09,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 868 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:22:09,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:09,672 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 02:22:09,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:22:10,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 02:22:10,344 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 02:22:10,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:22:10,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:10,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:10,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:10,347 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:10,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:22:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:12,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:12,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 1646 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 02:22:12,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:13,613 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-06 02:22:13,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:22:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-12-06 02:22:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-12-06 02:22:15,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:22:15,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:15,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:15,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:15,885 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:15,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:22:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:19,374 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:20,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 2424 conjuncts, 121 conjuncts are in the unsatisfiable core [2024-12-06 02:22:20,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:22:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 8 proven. 35 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-12-06 02:22:26,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:22:46,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:22:50,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:50,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 101 transitions. [2024-12-06 02:22:50,128 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 101 transitions. [2024-12-06 02:22:50,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:22:50,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:50,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:50,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:22:50,131 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:22:50,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:22:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:53,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:22:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:55,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 2424 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-12-06 02:22:55,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:23:11,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-06 02:23:11,993 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-06 02:23:12,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ff7ece8-a30e-480e-a117-120b34856272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:23:12,036 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) [2024-12-06 02:23:12,039 INFO L158 Benchmark]: Toolchain (without parser) took 67721.02ms. Allocated memory was 92.3MB in the beginning and 578.8MB in the end (delta: 486.5MB). Free memory was 65.9MB in the beginning and 312.5MB in the end (delta: -246.6MB). Peak memory consumption was 239.0MB. Max. memory is 16.1GB. [2024-12-06 02:23:12,040 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:23:12,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 668.66ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 49.2MB in the end (delta: 16.5MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2024-12-06 02:23:12,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.71ms. Allocated memory is still 92.3MB. Free memory was 49.2MB in the beginning and 32.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:23:12,041 INFO L158 Benchmark]: Boogie Preprocessor took 108.26ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 32.4MB in the beginning and 88.4MB in the end (delta: -56.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2024-12-06 02:23:12,041 INFO L158 Benchmark]: RCFGBuilder took 2377.48ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 88.4MB in the beginning and 114.5MB in the end (delta: -26.1MB). Peak memory consumption was 109.5MB. Max. memory is 16.1GB. [2024-12-06 02:23:12,041 INFO L158 Benchmark]: CodeCheck took 64452.36ms. Allocated memory was 192.9MB in the beginning and 578.8MB in the end (delta: 385.9MB). Free memory was 114.5MB in the beginning and 312.5MB in the end (delta: -198.0MB). Peak memory consumption was 182.4MB. Max. memory is 16.1GB. [2024-12-06 02:23:12,044 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 0.39ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 668.66ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 49.2MB in the end (delta: 16.5MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.71ms. Allocated memory is still 92.3MB. Free memory was 49.2MB in the beginning and 32.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.26ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 32.4MB in the beginning and 88.4MB in the end (delta: -56.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2377.48ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 88.4MB in the beginning and 114.5MB in the end (delta: -26.1MB). Peak memory consumption was 109.5MB. Max. memory is 16.1GB. * CodeCheck took 64452.36ms. Allocated memory was 192.9MB in the beginning and 578.8MB in the end (delta: 385.9MB). Free memory was 114.5MB in the beginning and 312.5MB in the end (delta: -198.0MB). Peak memory consumption was 182.4MB. 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