./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.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_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/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_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/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_f133aab0-dbcd-4762-ad4b-9b706200da2a/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 b5b1354fd5c2723161a72c9193c91f6b45e639d74090b5e73f299b0992d01284 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:56:01,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:56:01,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 23:56:01,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:56:01,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:56:01,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:56:01,626 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:56:01,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:56:01,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:56:01,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:56:01,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:56:01,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:56:01,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:56:01,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:56:01,627 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:56:01,628 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:56:01,628 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:56:01,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:56:01,628 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:56:01,628 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:56:01,628 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:56:01,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:56:01,628 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:56:01,628 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:56:01,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:56:01,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:56:01,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:56:01,629 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:56:01,629 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:56:01,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:56:01,629 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_f133aab0-dbcd-4762-ad4b-9b706200da2a/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 -> b5b1354fd5c2723161a72c9193c91f6b45e639d74090b5e73f299b0992d01284 [2024-12-05 23:56:01,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:56:01,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:56:01,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:56:01,889 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:56:01,889 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:56:01,891 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c [2024-12-05 23:56:04,532 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data/99fd7710f/b34137da682148f687eeecb6764cfbfd/FLAGed5af19d1 [2024-12-05 23:56:04,795 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:56:04,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c [2024-12-05 23:56:04,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data/99fd7710f/b34137da682148f687eeecb6764cfbfd/FLAGed5af19d1 [2024-12-05 23:56:04,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data/99fd7710f/b34137da682148f687eeecb6764cfbfd [2024-12-05 23:56:04,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:56:04,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:56:04,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:56:04,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:56:04,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:56:04,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:56:04" (1/1) ... [2024-12-05 23:56:04,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@716dfc45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:04, skipping insertion in model container [2024-12-05 23:56:04,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:56:04" (1/1) ... [2024-12-05 23:56:04,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:56:05,030 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_f133aab0-dbcd-4762-ad4b-9b706200da2a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c[1176,1189] [2024-12-05 23:56:05,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:56:05,308 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:56:05,319 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_f133aab0-dbcd-4762-ad4b-9b706200da2a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c[1176,1189] [2024-12-05 23:56:05,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:56:05,450 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:56:05,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05 WrapperNode [2024-12-05 23:56:05,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:56:05,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:56:05,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:56:05,452 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:56:05,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:05,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:05,955 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4794 [2024-12-05 23:56:05,956 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:56:05,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:56:05,956 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:56:05,956 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:56:05,962 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:05,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:06,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:06,061 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:06,162 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:06,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:06,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:06,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:06,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:06,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:56:06,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:56:06,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:56:06,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:56:06,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:05" (1/1) ... [2024-12-05 23:56:06,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:56:06,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:56:06,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:56:06,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:56:06,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:56:06,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:56:06,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:56:06,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:56:06,676 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:56:06,678 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:56:11,940 INFO L? ?]: Removed 2592 outVars from TransFormulas that were not future-live. [2024-12-05 23:56:11,940 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:56:18,666 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:56:18,666 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:56:18,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:56:18 BoogieIcfgContainer [2024-12-05 23:56:18,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:56:18,667 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:56:18,667 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:56:18,797 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:56:18,798 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:56:18" (1/1) ... [2024-12-05 23:56:18,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:56:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:56:18,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:56:18,844 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:56:18,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:56:18,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:56:18,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:56:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:56:20,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:56:30,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:56:40,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:56:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:56:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 23:56:40,387 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 23:56:40,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:56:40,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:56:40,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:57:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:57:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:57:13,209 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) [2024-12-05 23:57:13,215 INFO L158 Benchmark]: Toolchain (without parser) took 68386.45ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 114.2MB in the beginning and 811.6MB in the end (delta: -697.4MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-12-05 23:57:13,215 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:57:13,216 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.48ms. Allocated memory is still 142.6MB. Free memory was 114.2MB in the beginning and 54.0MB in the end (delta: 60.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-05 23:57:13,217 INFO L158 Benchmark]: Boogie Procedure Inliner took 504.27ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 54.0MB in the beginning and 312.6MB in the end (delta: -258.6MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. [2024-12-05 23:57:13,217 INFO L158 Benchmark]: Boogie Preprocessor took 379.41ms. Allocated memory is still 419.4MB. Free memory was 312.6MB in the beginning and 285.3MB in the end (delta: 27.4MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2024-12-05 23:57:13,218 INFO L158 Benchmark]: RCFGBuilder took 12330.34ms. Allocated memory was 419.4MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 285.3MB in the beginning and 432.3MB in the end (delta: -147.1MB). Peak memory consumption was 992.3MB. Max. memory is 16.1GB. [2024-12-05 23:57:13,219 INFO L158 Benchmark]: CodeCheck took 54546.77ms. Allocated memory was 1.6GB in the beginning and 2.5GB in the end (delta: 922.7MB). Free memory was 432.3MB in the beginning and 811.6MB in the end (delta: -379.3MB). Peak memory consumption was 546.5MB. Max. memory is 16.1GB. [2024-12-05 23:57:13,221 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 0.39ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 621.48ms. Allocated memory is still 142.6MB. Free memory was 114.2MB in the beginning and 54.0MB in the end (delta: 60.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 504.27ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 54.0MB in the beginning and 312.6MB in the end (delta: -258.6MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 379.41ms. Allocated memory is still 419.4MB. Free memory was 312.6MB in the beginning and 285.3MB in the end (delta: 27.4MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. * RCFGBuilder took 12330.34ms. Allocated memory was 419.4MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 285.3MB in the beginning and 432.3MB in the end (delta: -147.1MB). Peak memory consumption was 992.3MB. Max. memory is 16.1GB. * CodeCheck took 54546.77ms. Allocated memory was 1.6GB in the beginning and 2.5GB in the end (delta: 922.7MB). Free memory was 432.3MB in the beginning and 811.6MB in the end (delta: -379.3MB). Peak memory consumption was 546.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:57:13,431 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 23:57:13,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/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_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/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_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/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_f133aab0-dbcd-4762-ad4b-9b706200da2a/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 b5b1354fd5c2723161a72c9193c91f6b45e639d74090b5e73f299b0992d01284 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:57:15,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:57:15,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 23:57:15,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:57:15,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:57:15,512 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:57:15,513 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:57:15,513 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:57:15,513 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:57:15,513 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:57:15,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:57:15,513 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:57:15,513 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:57:15,514 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:57:15,514 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:57:15,514 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:57:15,514 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:57:15,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:57:15,514 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:57:15,514 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:57:15,515 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:57:15,515 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:57:15,515 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:57:15,515 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:15,515 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:57:15,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:57:15,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:57:15,516 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:57:15,516 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:57:15,516 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:57:15,516 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:57:15,516 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:15,516 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:57:15,516 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_f133aab0-dbcd-4762-ad4b-9b706200da2a/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 -> b5b1354fd5c2723161a72c9193c91f6b45e639d74090b5e73f299b0992d01284 [2024-12-05 23:57:15,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:57:15,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:57:15,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:57:15,791 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:57:15,792 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:57:15,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c [2024-12-05 23:57:18,716 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data/f008e4152/d846e895f25e4c899d0f8d34f04fc465/FLAG98f27e90b [2024-12-05 23:57:18,981 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:57:18,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c [2024-12-05 23:57:18,996 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data/f008e4152/d846e895f25e4c899d0f8d34f04fc465/FLAG98f27e90b [2024-12-05 23:57:19,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/data/f008e4152/d846e895f25e4c899d0f8d34f04fc465 [2024-12-05 23:57:19,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:57:19,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:57:19,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:57:19,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:57:19,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:57:19,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c7522d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19, skipping insertion in model container [2024-12-05 23:57:19,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,324 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:57:19,468 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_f133aab0-dbcd-4762-ad4b-9b706200da2a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c[1176,1189] [2024-12-05 23:57:19,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:57:19,672 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:57:19,682 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_f133aab0-dbcd-4762-ad4b-9b706200da2a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.3.prop1-func-interl.c[1176,1189] [2024-12-05 23:57:19,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:57:19,788 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:57:19,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19 WrapperNode [2024-12-05 23:57:19,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:57:19,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:57:19,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:57:19,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:57:19,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,820 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,879 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1374 [2024-12-05 23:57:19,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:57:19,880 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:57:19,880 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:57:19,880 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:57:19,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,896 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,921 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,932 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:57:19,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:57:19,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:57:19,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:57:19,948 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:19" (1/1) ... [2024-12-05 23:57:19,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:57:19,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:57:19,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:57:19,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:57:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:57:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:57:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:57:20,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:57:20,267 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:57:20,269 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:57:21,434 INFO L? ?]: Removed 66 outVars from TransFormulas that were not future-live. [2024-12-05 23:57:21,434 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:57:21,493 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:57:21,493 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:57:21,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:57:21 BoogieIcfgContainer [2024-12-05 23:57:21,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:57:21,494 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:57:21,494 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:57:21,504 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:57:21,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:57:21" (1/1) ... [2024-12-05 23:57:21,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:57:21,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:57:21,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:57:21,560 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:57:21,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:57:21,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:57:21,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:21,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:57:21,566 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:57:21,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:57:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:21,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:57:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:22,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:57:22,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:57:22,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:57:22,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:57:22,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:57:22,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 23:57:22,386 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 23:57:22,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:57:22,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:57:22,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:22,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:57:22,389 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:57:22,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f133aab0-dbcd-4762-ad4b-9b706200da2a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:57:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:23,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:57:23,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:23,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:57:23,398 INFO L279 TraceCheckSpWp]: Computing forward predicates...