./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/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 ac73863cbc4eabbf60736c571391cc7f1632dc23449d0ac7ceed7d831b575705 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:12:48,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:12:49,033 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 06:12:49,037 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:12:49,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:12:49,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:12:49,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:12:49,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:12:49,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:12:49,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:12:49,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:12:49,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:12:49,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:12:49,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:12:49,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:12:49,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:12:49,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:12:49,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:12:49,060 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:12:49,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:12:49,060 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:12:49,060 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:12:49,060 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:12:49,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:12:49,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:49,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:12:49,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:12:49,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:12:49,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:12:49,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:12:49,061 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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/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 -> ac73863cbc4eabbf60736c571391cc7f1632dc23449d0ac7ceed7d831b575705 [2024-12-06 06:12:49,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:12:49,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:12:49,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:12:49,278 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:12:49,279 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:12:49,280 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c [2024-12-06 06:12:51,901 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data/468f16b99/66b5a51b8e50474fa0e42081cd78f95c/FLAG7a85c904a [2024-12-06 06:12:52,211 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:12:52,212 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c [2024-12-06 06:12:52,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data/468f16b99/66b5a51b8e50474fa0e42081cd78f95c/FLAG7a85c904a [2024-12-06 06:12:52,237 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data/468f16b99/66b5a51b8e50474fa0e42081cd78f95c [2024-12-06 06:12:52,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:12:52,240 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:12:52,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:52,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:12:52,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:12:52,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:52,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22c39ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52, skipping insertion in model container [2024-12-06 06:12:52,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:52,286 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:12:52,424 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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c[1177,1190] [2024-12-06 06:12:52,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:52,771 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:12:52,778 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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c[1177,1190] [2024-12-06 06:12:52,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:52,998 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:12:52,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52 WrapperNode [2024-12-06 06:12:52,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:53,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:53,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:12:53,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:12:53,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:53,059 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:53,778 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9505 [2024-12-06 06:12:53,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:53,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:12:53,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:12:53,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:12:53,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:53,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:53,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:53,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:54,248 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:54,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:54,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:54,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:54,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:54,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:12:54,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:12:54,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:12:54,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:12:54,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:52" (1/1) ... [2024-12-06 06:12:54,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:54,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:12:54,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:12:54,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:12:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:12:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:12:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:12:54,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:12:55,252 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:12:55,254 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:13:07,871 INFO L? ?]: Removed 5369 outVars from TransFormulas that were not future-live. [2024-12-06 06:13:07,871 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:13:21,469 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:13:21,470 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:13:21,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:21 BoogieIcfgContainer [2024-12-06 06:13:21,470 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:13:21,471 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:13:21,471 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:13:21,477 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:13:21,477 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:21" (1/1) ... [2024-12-06 06:13:21,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:13:21,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:13:21,527 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:13:21,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:13:21,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:21,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:23,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:34,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:13:44,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:13:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:44,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 06:13:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 06:13:44,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:13:44,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:44,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:16:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:16:19,353 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:18:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:18:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:18:45,705 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 06:18:45,714 INFO L158 Benchmark]: Toolchain (without parser) took 353473.10ms. Allocated memory was 142.6MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 114.9MB in the beginning and 267.1MB in the end (delta: -152.3MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-12-06 06:18:45,715 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:18:45,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 758.06ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 66.2MB in the end (delta: 48.6MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2024-12-06 06:18:45,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 778.45ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 66.2MB in the beginning and 203.9MB in the end (delta: -137.7MB). Peak memory consumption was 310.6MB. Max. memory is 16.1GB. [2024-12-06 06:18:45,716 INFO L158 Benchmark]: Boogie Preprocessor took 857.62ms. Allocated memory was 419.4MB in the beginning and 813.7MB in the end (delta: 394.3MB). Free memory was 203.9MB in the beginning and 539.2MB in the end (delta: -335.4MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2024-12-06 06:18:45,717 INFO L158 Benchmark]: RCFGBuilder took 26833.21ms. Allocated memory was 813.7MB in the beginning and 2.9GB in the end (delta: 2.1GB). Free memory was 539.2MB in the beginning and 1.9GB in the end (delta: -1.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-12-06 06:18:45,718 INFO L158 Benchmark]: CodeCheck took 324241.91ms. Allocated memory was 2.9GB in the beginning and 1.9GB in the end (delta: -989.9MB). Free memory was 1.9GB in the beginning and 267.1MB in the end (delta: 1.6GB). Peak memory consumption was 600.0MB. Max. memory is 16.1GB. [2024-12-06 06:18:45,721 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 0.20ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 758.06ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 66.2MB in the end (delta: 48.6MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 778.45ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 66.2MB in the beginning and 203.9MB in the end (delta: -137.7MB). Peak memory consumption was 310.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 857.62ms. Allocated memory was 419.4MB in the beginning and 813.7MB in the end (delta: 394.3MB). Free memory was 203.9MB in the beginning and 539.2MB in the end (delta: -335.4MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * RCFGBuilder took 26833.21ms. Allocated memory was 813.7MB in the beginning and 2.9GB in the end (delta: 2.1GB). Free memory was 539.2MB in the beginning and 1.9GB in the end (delta: -1.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * CodeCheck took 324241.91ms. Allocated memory was 2.9GB in the beginning and 1.9GB in the end (delta: -989.9MB). Free memory was 1.9GB in the beginning and 267.1MB in the end (delta: 1.6GB). Peak memory consumption was 600.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:18:45,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/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 ac73863cbc4eabbf60736c571391cc7f1632dc23449d0ac7ceed7d831b575705 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:18:47,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:18:47,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 06:18:47,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:18:47,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:18:47,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:18:47,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:18:47,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:18:47,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:18:47,823 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:18:47,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:18:47,824 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:18:47,824 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:18:47,824 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:18:47,824 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:18:47,824 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:18:47,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:18:47,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:18:47,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:18:47,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:18:47,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:18:47,825 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:18:47,825 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:18:47,825 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:18:47,825 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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/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 -> ac73863cbc4eabbf60736c571391cc7f1632dc23449d0ac7ceed7d831b575705 [2024-12-06 06:18:48,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:18:48,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:18:48,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:18:48,078 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:18:48,078 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:18:48,079 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c [2024-12-06 06:18:50,703 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data/9a469f999/00d64ae5b3484b4c94be7f47d9b0f849/FLAG30feb8c74 [2024-12-06 06:18:50,982 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:18:50,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c [2024-12-06 06:18:50,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data/9a469f999/00d64ae5b3484b4c94be7f47d9b0f849/FLAG30feb8c74 [2024-12-06 06:18:51,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/data/9a469f999/00d64ae5b3484b4c94be7f47d9b0f849 [2024-12-06 06:18:51,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:18:51,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:18:51,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:18:51,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:18:51,019 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:18:51,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35189400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51, skipping insertion in model container [2024-12-06 06:18:51,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,068 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:18:51,211 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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c[1177,1190] [2024-12-06 06:18:51,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:18:51,528 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:18:51,538 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_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.2.prop1-func-interl.c[1177,1190] [2024-12-06 06:18:51,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:18:51,711 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:18:51,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51 WrapperNode [2024-12-06 06:18:51,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:18:51,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:18:51,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:18:51,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:18:51,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,753 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,857 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2921 [2024-12-06 06:18:51,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:18:51,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:18:51,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:18:51,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:18:51,865 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,935 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,939 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:18:51,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:18:51,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:18:51,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:18:51,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:18:51" (1/1) ... [2024-12-06 06:18:51,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:18:51,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:18:52,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:18:52,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:18:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:18:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:18:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:18:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:18:52,485 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:18:52,487 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:18:54,763 INFO L? ?]: Removed 106 outVars from TransFormulas that were not future-live. [2024-12-06 06:18:54,763 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:18:54,865 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:18:54,865 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:18:54,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:18:54 BoogieIcfgContainer [2024-12-06 06:18:54,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:18:54,866 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:18:54,866 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:18:54,875 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:18:54,876 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:18:54" (1/1) ... [2024-12-06 06:18:54,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:18:54,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:54,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:18:54,928 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:18:54,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:18:54,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:54,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:18:54,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:18:54,933 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:18:54,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:18:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:55,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:18:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:55,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:18:55,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:18:55,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:18:56,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:18:56,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:56,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 06:18:56,297 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 06:18:56,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:18:56,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:56,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:18:56,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:18:56,300 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:18:56,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3f6bc7-6b0c-4a16-af62-5ca255425f8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:18:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:57,435 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:18:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:57,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 06:18:57,773 INFO L279 TraceCheckSpWp]: Computing forward predicates...