./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/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 ca8611472ac795dd73f1988d48a68d5f16493b820d0e8544661cd00d6fcd455b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:17:52,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:17:52,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:17:52,329 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:17:52,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:17:52,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:17:52,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:17:52,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:17:52,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:17:52,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:17:52,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:17:52,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:17:52,350 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:17:52,350 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:17:52,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:17:52,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:17:52,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:17:52,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:17:52,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:17:52,351 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:17:52,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:17:52,351 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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/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 -> ca8611472ac795dd73f1988d48a68d5f16493b820d0e8544661cd00d6fcd455b [2024-12-06 03:17:52,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:17:52,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:17:52,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:17:52,581 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:17:52,581 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:17:52,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c [2024-12-06 03:17:55,218 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data/14a4da7ee/eea6a7daeb1d42eda408276da98e8374/FLAG90877a496 [2024-12-06 03:17:55,525 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:17:55,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c [2024-12-06 03:17:55,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data/14a4da7ee/eea6a7daeb1d42eda408276da98e8374/FLAG90877a496 [2024-12-06 03:17:55,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data/14a4da7ee/eea6a7daeb1d42eda408276da98e8374 [2024-12-06 03:17:55,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:17:55,809 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:17:55,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:17:55,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:17:55,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:17:55,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:17:55" (1/1) ... [2024-12-06 03:17:55,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f43831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:55, skipping insertion in model container [2024-12-06 03:17:55,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:17:55" (1/1) ... [2024-12-06 03:17:55,865 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:17:56,009 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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c[1171,1184] [2024-12-06 03:17:56,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:17:56,356 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:17:56,364 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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c[1171,1184] [2024-12-06 03:17:56,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:17:56,544 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:17:56,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56 WrapperNode [2024-12-06 03:17:56,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:17:56,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:17:56,545 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:17:56,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:17:56,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:56,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:57,349 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9300 [2024-12-06 03:17:57,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:17:57,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:17:57,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:17:57,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:17:57,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:57,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:57,695 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:57,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:57,936 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:57,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:58,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:58,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:58,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:58,287 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:17:58,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:17:58,288 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:17:58,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:17:58,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:56" (1/1) ... [2024-12-06 03:17:58,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:17:58,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:17:58,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:17:58,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:17:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:17:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:17:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:17:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:17:58,848 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:17:58,850 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:18:10,717 INFO L? ?]: Removed 5123 outVars from TransFormulas that were not future-live. [2024-12-06 03:18:10,717 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:18:24,215 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:18:24,215 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:18:24,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:18:24 BoogieIcfgContainer [2024-12-06 03:18:24,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:18:24,216 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:18:24,216 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:18:24,224 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:18:24,224 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:18:24" (1/1) ... [2024-12-06 03:18:24,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:18:24,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:18:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:18:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:18:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:18:24,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:18:24,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:18:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:18:27,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:18:37,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:18:48,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:18:48,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:18:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 03:18:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 03:18:48,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:18:48,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:18:48,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:20:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:20:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:20:47,843 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:20:47,846 INFO L158 Benchmark]: Toolchain (without parser) took 172037.07ms. Allocated memory was 117.4MB in the beginning and 3.3GB in the end (delta: 3.2GB). Free memory was 89.4MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-12-06 03:20:47,846 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:20:47,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 734.53ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 89.1MB in the beginning and 119.4MB in the end (delta: -30.3MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. [2024-12-06 03:20:47,847 INFO L158 Benchmark]: Boogie Procedure Inliner took 804.12ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 119.3MB in the beginning and 414.6MB in the end (delta: -295.3MB). Peak memory consumption was 170.9MB. Max. memory is 16.1GB. [2024-12-06 03:20:47,847 INFO L158 Benchmark]: Boogie Preprocessor took 937.13ms. Allocated memory was 629.1MB in the beginning and 503.3MB in the end (delta: -125.8MB). Free memory was 414.6MB in the beginning and 259.2MB in the end (delta: 155.4MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. [2024-12-06 03:20:47,847 INFO L158 Benchmark]: RCFGBuilder took 25927.96ms. Allocated memory was 503.3MB in the beginning and 1.0GB in the end (delta: 536.9MB). Free memory was 259.2MB in the beginning and 475.9MB in the end (delta: -216.7MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-06 03:20:47,848 INFO L158 Benchmark]: CodeCheck took 143628.63ms. Allocated memory was 1.0GB in the beginning and 3.3GB in the end (delta: 2.3GB). Free memory was 475.9MB in the beginning and 1.4GB in the end (delta: -931.7MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-12-06 03:20:47,850 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 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 734.53ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 89.1MB in the beginning and 119.4MB in the end (delta: -30.3MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 804.12ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 119.3MB in the beginning and 414.6MB in the end (delta: -295.3MB). Peak memory consumption was 170.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 937.13ms. Allocated memory was 629.1MB in the beginning and 503.3MB in the end (delta: -125.8MB). Free memory was 414.6MB in the beginning and 259.2MB in the end (delta: 155.4MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. * RCFGBuilder took 25927.96ms. Allocated memory was 503.3MB in the beginning and 1.0GB in the end (delta: 536.9MB). Free memory was 259.2MB in the beginning and 475.9MB in the end (delta: -216.7MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 143628.63ms. Allocated memory was 1.0GB in the beginning and 3.3GB in the end (delta: 2.3GB). Free memory was 475.9MB in the beginning and 1.4GB in the end (delta: -931.7MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:20:48,057 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 03:20:48,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/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 ca8611472ac795dd73f1988d48a68d5f16493b820d0e8544661cd00d6fcd455b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:20:49,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:20:50,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 03:20:50,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:20:50,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:20:50,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:20:50,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:20:50,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:20:50,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:20:50,098 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:20:50,098 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:20:50,098 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:20:50,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:20:50,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:20:50,099 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:20:50,099 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:20:50,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:20:50,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:20:50,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:20:50,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:20:50,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:20:50,100 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:20:50,100 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:20:50,100 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:20:50,100 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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/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 -> ca8611472ac795dd73f1988d48a68d5f16493b820d0e8544661cd00d6fcd455b [2024-12-06 03:20:50,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:20:50,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:20:50,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:20:50,345 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:20:50,345 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:20:50,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c [2024-12-06 03:20:53,032 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data/4ced22dbe/0111369da1ad435ea4b63edf6edb25cc/FLAG77c2e30a4 [2024-12-06 03:20:53,347 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:20:53,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c [2024-12-06 03:20:53,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data/4ced22dbe/0111369da1ad435ea4b63edf6edb25cc/FLAG77c2e30a4 [2024-12-06 03:20:53,602 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/data/4ced22dbe/0111369da1ad435ea4b63edf6edb25cc [2024-12-06 03:20:53,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:20:53,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:20:53,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:20:53,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:20:53,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:20:53,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:20:53" (1/1) ... [2024-12-06 03:20:53,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f630ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:53, skipping insertion in model container [2024-12-06 03:20:53,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:20:53" (1/1) ... [2024-12-06 03:20:53,666 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:20:53,828 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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c[1171,1184] [2024-12-06 03:20:54,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:20:54,111 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:20:54,118 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_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop3-func-interl.c[1171,1184] [2024-12-06 03:20:54,262 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:20:54,274 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:20:54,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54 WrapperNode [2024-12-06 03:20:54,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:20:54,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:20:54,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:20:54,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:20:54,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,315 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,401 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2660 [2024-12-06 03:20:54,401 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:20:54,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:20:54,402 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:20:54,402 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:20:54,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,464 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,473 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,491 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:20:54,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:20:54,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:20:54,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:20:54,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:20:54" (1/1) ... [2024-12-06 03:20:54,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:20:54,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:20:54,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:20:54,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:20:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:20:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:20:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:20:54,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:20:54,990 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:20:54,992 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:20:57,759 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2024-12-06 03:20:57,759 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:20:57,854 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:20:57,854 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:20:57,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:20:57 BoogieIcfgContainer [2024-12-06 03:20:57,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:20:57,855 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:20:57,855 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:20:57,865 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:20:57,865 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:20:57" (1/1) ... [2024-12-06 03:20:57,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:20:57,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:20:57,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:20:57,913 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:20:57,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:20:57,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:20:57,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:20:57,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:20:57,918 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:20:57,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:20:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:20:58,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:20:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:20:58,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 03:20:58,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:20:58,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:20:58,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:20:59,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:20:59,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:20:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:20:59,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:20:59,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:20:59,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:20:59,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:20:59,476 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:20:59,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927a2ecb-b10b-483e-9a35-fd5ad54a5ec3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:21:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:21:00,597 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:21:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:21:00,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 03:21:00,970 INFO L279 TraceCheckSpWp]: Computing forward predicates...