./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/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 3dcfde8a71d42fe3baf4d2089c86bd7d84b36e1d1bc23ee26c9bd4a8e8f007b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:57:22,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:57:22,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:57:22,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:57:22,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:57:22,488 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:57:22,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:57:22,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:57:22,489 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:57:22,489 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:57:22,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:57:22,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:57:22,490 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:57:22,490 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:57:22,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:57:22,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:57:22,491 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:57:22,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:57:22,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:57:22,491 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:57:22,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:57:22,491 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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/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 -> 3dcfde8a71d42fe3baf4d2089c86bd7d84b36e1d1bc23ee26c9bd4a8e8f007b4 [2024-12-06 04:57:22,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:57:22,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:57:22,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:57:22,713 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:57:22,714 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:57:22,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c [2024-12-06 04:57:25,312 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data/fa90f1e52/d80f69c974ca470c98b20fd70ef45bc4/FLAG9424e1dc4 [2024-12-06 04:57:25,579 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:57:25,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c [2024-12-06 04:57:25,590 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data/fa90f1e52/d80f69c974ca470c98b20fd70ef45bc4/FLAG9424e1dc4 [2024-12-06 04:57:25,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data/fa90f1e52/d80f69c974ca470c98b20fd70ef45bc4 [2024-12-06 04:57:25,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:57:25,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:57:25,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:57:25,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:57:25,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:57:25,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:57:25" (1/1) ... [2024-12-06 04:57:25,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4361646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:25, skipping insertion in model container [2024-12-06 04:57:25,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:57:25" (1/1) ... [2024-12-06 04:57:25,932 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:57:26,080 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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c[1335,1348] [2024-12-06 04:57:26,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:57:26,290 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:57:26,297 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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c[1335,1348] [2024-12-06 04:57:26,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:57:26,412 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:57:26,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26 WrapperNode [2024-12-06 04:57:26,413 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:57:26,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:57:26,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:57:26,414 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:57:26,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,616 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3162 [2024-12-06 04:57:26,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:57:26,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:57:26,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:57:26,617 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:57:26,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,694 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,755 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,808 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:57:26,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:57:26,855 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:57:26,855 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:57:26,856 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:26" (1/1) ... [2024-12-06 04:57:26,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:57:26,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:57:26,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:57:26,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:57:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:57:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:57:26,908 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:57:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:57:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:57:26,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:57:27,185 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:57:27,187 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:57:30,345 INFO L? ?]: Removed 1764 outVars from TransFormulas that were not future-live. [2024-12-06 04:57:30,345 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:57:33,475 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:57:33,475 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:57:33,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:57:33 BoogieIcfgContainer [2024-12-06 04:57:33,475 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:57:33,476 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:57:33,476 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:57:33,485 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:57:33,485 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:57:33" (1/1) ... [2024-12-06 04:57:33,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:57:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:33,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 04:57:33,539 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 04:57:33,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:57:33,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:33,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:57:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:38,238 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 04:57:47,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.44s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:57:49,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:49,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-12-06 04:57:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-12-06 04:57:49,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:57:49,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:49,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:57:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:57:57,140 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:58:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:58:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:58:12,657 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 04:58:12,661 INFO L158 Benchmark]: Toolchain (without parser) took 46767.49ms. Allocated memory was 142.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 114.8MB in the beginning and 1.1GB in the end (delta: -978.5MB). Peak memory consumption was 339.8MB. Max. memory is 16.1GB. [2024-12-06 04:58:12,661 INFO L158 Benchmark]: CDTParser took 0.31ms. 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 04:58:12,661 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.76ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 62.1MB in the end (delta: 52.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 04:58:12,661 INFO L158 Benchmark]: Boogie Procedure Inliner took 202.86ms. Allocated memory is still 142.6MB. Free memory was 62.1MB in the beginning and 55.5MB in the end (delta: 6.6MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-12-06 04:58:12,662 INFO L158 Benchmark]: Boogie Preprocessor took 237.57ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 55.5MB in the beginning and 74.3MB in the end (delta: -18.8MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2024-12-06 04:58:12,662 INFO L158 Benchmark]: RCFGBuilder took 6620.32ms. Allocated memory was 151.0MB in the beginning and 570.4MB in the end (delta: 419.4MB). Free memory was 74.3MB in the beginning and 299.0MB in the end (delta: -224.7MB). Peak memory consumption was 374.0MB. Max. memory is 16.1GB. [2024-12-06 04:58:12,663 INFO L158 Benchmark]: CodeCheck took 39183.85ms. Allocated memory was 570.4MB in the beginning and 1.5GB in the end (delta: 889.2MB). Free memory was 299.0MB in the beginning and 1.1GB in the end (delta: -794.3MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. [2024-12-06 04:58:12,664 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.76ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 62.1MB in the end (delta: 52.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 202.86ms. Allocated memory is still 142.6MB. Free memory was 62.1MB in the beginning and 55.5MB in the end (delta: 6.6MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 237.57ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 55.5MB in the beginning and 74.3MB in the end (delta: -18.8MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * RCFGBuilder took 6620.32ms. Allocated memory was 151.0MB in the beginning and 570.4MB in the end (delta: 419.4MB). Free memory was 74.3MB in the beginning and 299.0MB in the end (delta: -224.7MB). Peak memory consumption was 374.0MB. Max. memory is 16.1GB. * CodeCheck took 39183.85ms. Allocated memory was 570.4MB in the beginning and 1.5GB in the end (delta: 889.2MB). Free memory was 299.0MB in the beginning and 1.1GB in the end (delta: -794.3MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:58:12,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/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 3dcfde8a71d42fe3baf4d2089c86bd7d84b36e1d1bc23ee26c9bd4a8e8f007b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:58:14,595 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:58:14,669 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 04:58:14,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:58:14,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:58:14,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:58:14,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:58:14,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:58:14,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:58:14,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:58:14,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:58:14,692 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:58:14,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:58:14,693 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:58:14,693 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:58:14,694 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:58:14,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:58:14,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:58:14,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:58:14,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:58:14,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:58:14,694 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:58:14,694 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:58:14,694 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:58:14,694 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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/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 -> 3dcfde8a71d42fe3baf4d2089c86bd7d84b36e1d1bc23ee26c9bd4a8e8f007b4 [2024-12-06 04:58:14,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:58:14,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:58:14,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:58:14,936 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:58:14,937 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:58:14,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c [2024-12-06 04:58:17,617 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data/fcf964690/8a681cce376a4419b2729abeb758733a/FLAG5ea45cc22 [2024-12-06 04:58:17,861 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:58:17,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c [2024-12-06 04:58:17,874 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data/fcf964690/8a681cce376a4419b2729abeb758733a/FLAG5ea45cc22 [2024-12-06 04:58:18,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/data/fcf964690/8a681cce376a4419b2729abeb758733a [2024-12-06 04:58:18,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:58:18,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:58:18,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:58:18,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:58:18,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:58:18,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528f4155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18, skipping insertion in model container [2024-12-06 04:58:18,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,210 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:58:18,330 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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c[1335,1348] [2024-12-06 04:58:18,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:58:18,542 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:58:18,550 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_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d32_e0.c[1335,1348] [2024-12-06 04:58:18,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:58:18,642 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:58:18,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18 WrapperNode [2024-12-06 04:58:18,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:58:18,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:58:18,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:58:18,643 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:58:18,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,731 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1458 [2024-12-06 04:58:18,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:58:18,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:58:18,732 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:58:18,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:58:18,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,746 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,746 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,771 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:58:18,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:58:18,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:58:18,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:58:18,804 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:58:18" (1/1) ... [2024-12-06 04:58:18,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:58:18,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:58:18,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:58:18,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:58:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:58:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:58:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:58:18,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:58:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:58:18,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:58:19,137 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:58:19,139 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:58:20,263 INFO L? ?]: Removed 416 outVars from TransFormulas that were not future-live. [2024-12-06 04:58:20,263 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:58:20,337 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:58:20,337 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:58:20,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:58:20 BoogieIcfgContainer [2024-12-06 04:58:20,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:58:20,338 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:58:20,338 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:58:20,348 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:58:20,348 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:58:20" (1/1) ... [2024-12-06 04:58:20,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:58:20,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:58:20,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 04:58:20,403 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 04:58:20,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:58:20,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:58:20,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:58:20,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:58:20,410 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:58:20,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:58:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:58:21,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:58:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:58:21,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 04:58:21,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:58:21,869 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 04:58:21,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:58:22,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:58:22,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 04:58:22,464 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 04:58:22,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:58:22,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:58:22,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:58:22,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:58:22,466 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:58:22,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:58:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:58:24,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:58:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:58:24,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 973 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 04:58:24,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:58:25,330 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 04:58:25,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:58:27,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:58:27,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-12-06 04:58:27,591 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-12-06 04:58:27,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:58:27,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:58:27,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:58:27,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:58:27,594 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:58:27,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:58:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:58:30,335 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:58:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:58:32,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 1431 conjuncts, 121 conjuncts are in the unsatisfiable core [2024-12-06 04:58:32,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:58:38,995 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 04:58:39,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:58:55,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:59:01,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:59:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 100 transitions. [2024-12-06 04:59:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 100 transitions. [2024-12-06 04:59:01,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:59:01,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:59:01,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:59:01,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:59:01,249 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:59:01,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:59:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:59:06,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:59:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:59:13,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 1889 conjuncts, 209 conjuncts are in the unsatisfiable core [2024-12-06 04:59:13,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:17,699 WARN L286 SmtUtils]: Spent 33.82s on a formula simplification. DAG size of input: 313 DAG size of output: 270 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:00:40,897 WARN L286 SmtUtils]: Spent 20.52s on a formula simplification that was a NOOP. DAG size: 280 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:00:56,090 WARN L286 SmtUtils]: Spent 13.13s on a formula simplification that was a NOOP. DAG size: 273 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:01:01,964 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 15 proven. 71 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-12-06 05:01:02,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29424b7-2ce2-4acd-97f0-90f0e7d0b747/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-06 05:02:23,998 WARN L286 SmtUtils]: Spent 41.51s on a formula simplification. DAG size of input: 356 DAG size of output: 268 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:02:48,361 WARN L286 SmtUtils]: Spent 21.09s on a formula simplification that was a NOOP. DAG size: 271 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:03:25,594 WARN L286 SmtUtils]: Spent 36.54s on a formula simplification. DAG size of input: 358 DAG size of output: 297 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:03:47,669 WARN L286 SmtUtils]: Spent 10.57s on a formula simplification that was a NOOP. DAG size: 269 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:04:30,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 05:05:24,232 WARN L286 SmtUtils]: Spent 32.10s on a formula simplification. DAG size of input: 377 DAG size of output: 278 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:05:37,209 WARN L286 SmtUtils]: Spent 10.54s on a formula simplification that was a NOOP. DAG size: 281 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:06:34,854 WARN L286 SmtUtils]: Spent 56.78s on a formula simplification. DAG size of input: 379 DAG size of output: 318 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:07:21,198 WARN L539 Checker$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 05:08:26,448 WARN L286 SmtUtils]: Spent 39.17s on a formula simplification that was a NOOP. DAG size: 274 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:09:10,803 WARN L286 SmtUtils]: Spent 43.56s on a formula simplification. DAG size of input: 361 DAG size of output: 300 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:09:53,289 WARN L286 SmtUtils]: Spent 20.61s on a formula simplification that was a NOOP. DAG size: 272 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:10:36,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 05:10:46,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 05:10:56,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 05:11:06,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 05:11:16,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 05:11:27,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 05:11:37,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 05:11:47,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 05:11:57,178 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]