./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-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_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4f51f84b09749fe37589a240b303913f04f940db5d91a319915244ab20d60f33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:20:02,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:20:02,969 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 02:20:02,974 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:20:02,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:20:02,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:20:03,000 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:20:03,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:20:03,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:20:03,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:20:03,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:20:03,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:20:03,004 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:20:03,004 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:20:03,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:20:03,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:20:03,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:20:03,005 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:20:03,005 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:20:03,005 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:20:03,005 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:20:03,005 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:20:03,005 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:20:03,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:20:03,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:20:03,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:20:03,006 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:20:03,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:20:03,006 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:20:03,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:20:03,006 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_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f51f84b09749fe37589a240b303913f04f940db5d91a319915244ab20d60f33 [2024-11-25 02:20:03,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:20:03,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:20:03,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:20:03,336 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:20:03,336 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:20:03,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c [2024-11-25 02:20:06,567 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data/252bfb87d/e4db77369fd14646be17904072ffeec7/FLAG17a01043d [2024-11-25 02:20:07,134 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:20:07,135 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c [2024-11-25 02:20:07,172 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data/252bfb87d/e4db77369fd14646be17904072ffeec7/FLAG17a01043d [2024-11-25 02:20:07,656 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data/252bfb87d/e4db77369fd14646be17904072ffeec7 [2024-11-25 02:20:07,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:20:07,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:20:07,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:20:07,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:20:07,666 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:20:07,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:20:07" (1/1) ... [2024-11-25 02:20:07,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509533dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:07, skipping insertion in model container [2024-11-25 02:20:07,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:20:07" (1/1) ... [2024-11-25 02:20:07,734 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:20:07,948 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_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c[1171,1184] [2024-11-25 02:20:08,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:20:08,505 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:20:08,517 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_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c[1171,1184] [2024-11-25 02:20:08,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:20:08,877 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:20:08,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08 WrapperNode [2024-11-25 02:20:08,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:20:08,880 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:20:08,880 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:20:08,880 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:20:08,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:08,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:10,032 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9297 [2024-11-25 02:20:10,033 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:20:10,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:20:10,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:20:10,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:20:10,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:10,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:10,457 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:10,458 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:11,076 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:11,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:11,303 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:11,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:11,525 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:11,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:20:11,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:20:11,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:20:11,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:20:11,801 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:08" (1/1) ... [2024-11-25 02:20:11,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:20:11,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:20:11,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:20:11,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:20:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:20:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:20:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:20:11,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:20:12,634 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:20:12,637 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:20:28,929 INFO L? ?]: Removed 5123 outVars from TransFormulas that were not future-live. [2024-11-25 02:20:28,930 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:20:48,418 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:20:48,419 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:20:48,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:20:48 BoogieIcfgContainer [2024-11-25 02:20:48,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:20:48,422 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:20:48,422 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:20:48,447 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:20:48,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:20:48" (1/1) ... [2024-11-25 02:20:48,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:20:48,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:48,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:20:48,594 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:20:48,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:20:48,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:48,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:20:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:53,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:21:04,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 02:21:14,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 02:21:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:21:14,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 02:21:14,891 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 02:21:14,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:21:14,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:21:14,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:23:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:24:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:24:05,299 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:24:05,309 INFO L158 Benchmark]: Toolchain (without parser) took 237648.37ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 113.4MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-25 02:24:05,310 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:05,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1217.73ms. Allocated memory is still 142.6MB. Free memory was 113.3MB in the beginning and 61.3MB in the end (delta: 52.0MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. [2024-11-25 02:24:05,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 1152.96ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 61.3MB in the beginning and 126.1MB in the end (delta: -64.8MB). Peak memory consumption was 157.8MB. Max. memory is 16.1GB. [2024-11-25 02:24:05,315 INFO L158 Benchmark]: Boogie Preprocessor took 1759.87ms. Allocated memory was 310.4MB in the beginning and 671.1MB in the end (delta: 360.7MB). Free memory was 126.1MB in the beginning and 437.9MB in the end (delta: -311.8MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2024-11-25 02:24:05,320 INFO L158 Benchmark]: RCFGBuilder took 36623.12ms. Allocated memory was 671.1MB in the beginning and 5.8GB in the end (delta: 5.2GB). Free memory was 437.9MB in the beginning and 5.2GB in the end (delta: -4.7GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-25 02:24:05,320 INFO L158 Benchmark]: CodeCheck took 196886.15ms. Allocated memory was 5.8GB in the beginning and 1.7GB in the end (delta: -4.1GB). Free memory was 5.2GB in the beginning and 1.2GB in the end (delta: 4.0GB). Peak memory consumption was 854.2MB. Max. memory is 16.1GB. [2024-11-25 02:24:05,327 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 0.30ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1217.73ms. Allocated memory is still 142.6MB. Free memory was 113.3MB in the beginning and 61.3MB in the end (delta: 52.0MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1152.96ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 61.3MB in the beginning and 126.1MB in the end (delta: -64.8MB). Peak memory consumption was 157.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1759.87ms. Allocated memory was 310.4MB in the beginning and 671.1MB in the end (delta: 360.7MB). Free memory was 126.1MB in the beginning and 437.9MB in the end (delta: -311.8MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * RCFGBuilder took 36623.12ms. Allocated memory was 671.1MB in the beginning and 5.8GB in the end (delta: 5.2GB). Free memory was 437.9MB in the beginning and 5.2GB in the end (delta: -4.7GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 196886.15ms. Allocated memory was 5.8GB in the beginning and 1.7GB in the end (delta: -4.1GB). Free memory was 5.2GB in the beginning and 1.2GB in the end (delta: 4.0GB). Peak memory consumption was 854.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:24:05,555 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-25 02:24:05,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4f51f84b09749fe37589a240b303913f04f940db5d91a319915244ab20d60f33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:24:08,147 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:24:08,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 02:24:08,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:24:08,305 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:24:08,306 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:24:08,306 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:24:08,307 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:24:08,307 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:24:08,307 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:24:08,308 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:24:08,308 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:24:08,308 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:24:08,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:24:08,309 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:24:08,309 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:24:08,309 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:24:08,309 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:24:08,309 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:24:08,310 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:24:08,310 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:24:08,310 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:24:08,310 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:24:08,310 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:08,311 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:24:08,311 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:24:08,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:24:08,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:24:08,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:24:08,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:24:08,312 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:24:08,312 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:08,312 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:24:08,312 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_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f51f84b09749fe37589a240b303913f04f940db5d91a319915244ab20d60f33 [2024-11-25 02:24:08,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:24:08,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:24:08,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:24:08,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:24:08,685 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:24:08,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c [2024-11-25 02:24:11,798 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data/ff93c2ae9/25fce712117f48b299c86ec054cda2e4/FLAG0df23000f [2024-11-25 02:24:12,481 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:24:12,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c [2024-11-25 02:24:12,512 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data/ff93c2ae9/25fce712117f48b299c86ec054cda2e4/FLAG0df23000f [2024-11-25 02:24:12,539 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/data/ff93c2ae9/25fce712117f48b299c86ec054cda2e4 [2024-11-25 02:24:12,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:24:12,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:24:12,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:24:12,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:24:12,557 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:24:12,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:24:12" (1/1) ... [2024-11-25 02:24:12,561 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7abcf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:12, skipping insertion in model container [2024-11-25 02:24:12,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:24:12" (1/1) ... [2024-11-25 02:24:12,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:24:12,983 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_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c[1171,1184] [2024-11-25 02:24:13,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:24:13,567 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:24:13,579 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_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop3-func-interl.c[1171,1184] [2024-11-25 02:24:13,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:24:13,793 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:24:13,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13 WrapperNode [2024-11-25 02:24:13,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:24:13,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:24:13,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:24:13,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:24:13,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:13,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,012 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2657 [2024-11-25 02:24:14,012 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:24:14,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:24:14,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:24:14,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:24:14,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,174 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,178 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,191 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:24:14,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:24:14,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:24:14,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:24:14,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:13" (1/1) ... [2024-11-25 02:24:14,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:24:14,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:24:14,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:24:14,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:24:14,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:24:14,890 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:24:14,892 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:24:19,108 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2024-11-25 02:24:19,108 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:24:19,231 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:24:19,231 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:24:19,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:24:19 BoogieIcfgContainer [2024-11-25 02:24:19,232 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:24:19,232 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:24:19,232 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:24:19,274 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:24:19,274 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:24:19" (1/1) ... [2024-11-25 02:24:19,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:24:19,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:24:19,334 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:24:19,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:24:19,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:19,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:19,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:24:19,340 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:24:19,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:24:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:20,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:24:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:20,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-25 02:24:20,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:24:20,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:24:20,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 02:24:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 02:24:21,474 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 02:24:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:24:21,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:21,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:21,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:24:21,480 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:24:21,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8518b16-5fb0-4beb-ac9f-d9ebd4dacd7d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:24:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:23,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:24:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:23,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-25 02:24:23,878 INFO L279 TraceCheckSpWp]: Computing forward predicates...