./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/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 fba5060e4f56e32b1fab8d0066d7894317a0738ad4b6bec568e5829df591221c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:55:41,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:55:41,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:55:41,247 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:55:41,247 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:55:41,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:55:41,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:55:41,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:55:41,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:55:41,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:55:41,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:55:41,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:55:41,267 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:55:41,267 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:55:41,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:55:41,267 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:55:41,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:55:41,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:55:41,267 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:55:41,267 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:55:41,267 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:55:41,268 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:55:41,268 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:55:41,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:55:41,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:55:41,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:55:41,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:55:41,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:55:41,268 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:55:41,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:55:41,268 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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/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 -> fba5060e4f56e32b1fab8d0066d7894317a0738ad4b6bec568e5829df591221c [2024-12-06 05:55:41,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:55:41,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:55:41,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:55:41,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:55:41,511 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:55:41,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c [2024-12-06 05:55:44,152 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data/5ab8a02f4/7c35230d21c0450ca2c3b658dec92acc/FLAGc7337d04b [2024-12-06 05:55:44,450 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:55:44,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c [2024-12-06 05:55:44,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data/5ab8a02f4/7c35230d21c0450ca2c3b658dec92acc/FLAGc7337d04b [2024-12-06 05:55:44,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data/5ab8a02f4/7c35230d21c0450ca2c3b658dec92acc [2024-12-06 05:55:44,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:55:44,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:55:44,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:55:44,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:55:44,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:55:44,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:55:44" (1/1) ... [2024-12-06 05:55:44,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d6af52f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:44, skipping insertion in model container [2024-12-06 05:55:44,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:55:44" (1/1) ... [2024-12-06 05:55:44,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:55:44,710 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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c[1170,1183] [2024-12-06 05:55:45,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:55:45,088 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:55:45,096 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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c[1170,1183] [2024-12-06 05:55:45,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:55:45,271 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:55:45,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45 WrapperNode [2024-12-06 05:55:45,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:55:45,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:55:45,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:55:45,272 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:55:45,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:45,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:46,002 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10304 [2024-12-06 05:55:46,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:55:46,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:55:46,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:55:46,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:55:46,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:46,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:46,195 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:46,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:46,613 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:46,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:46,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:46,800 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:46,832 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:47,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:55:47,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:55:47,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:55:47,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:55:47,033 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:55:45" (1/1) ... [2024-12-06 05:55:47,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:55:47,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:55:47,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:55:47,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:55:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:55:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:55:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:55:47,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:55:47,577 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:55:47,579 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:55:59,799 INFO L? ?]: Removed 5682 outVars from TransFormulas that were not future-live. [2024-12-06 05:55:59,799 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:56:13,420 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:56:13,421 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:56:13,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:56:13 BoogieIcfgContainer [2024-12-06 05:56:13,421 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:56:13,422 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:56:13,422 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:56:13,431 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:56:13,431 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:56:13" (1/1) ... [2024-12-06 05:56:13,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:56:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:13,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:56:13,481 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:56:13,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:56:13,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:13,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:56:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:15,520 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 05:56:25,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:56:36,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:56:36,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:36,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 05:56:36,243 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 05:56:36,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:56:36,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:36,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:59:20,689 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:01:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:01:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:01:40,702 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 06:01:40,708 INFO L158 Benchmark]: Toolchain (without parser) took 356222.37ms. Allocated memory was 142.6MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 112.2MB in the beginning and 572.9MB in the end (delta: -460.7MB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2024-12-06 06:01:40,709 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:01:40,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 785.06ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 66.1MB in the end (delta: 45.8MB). Peak memory consumption was 106.1MB. Max. memory is 16.1GB. [2024-12-06 06:01:40,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 730.77ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 66.1MB in the beginning and 100.9MB in the end (delta: -34.9MB). Peak memory consumption was 241.4MB. Max. memory is 16.1GB. [2024-12-06 06:01:40,711 INFO L158 Benchmark]: Boogie Preprocessor took 1027.93ms. Allocated memory was 335.5MB in the beginning and 788.5MB in the end (delta: 453.0MB). Free memory was 100.9MB in the beginning and 493.2MB in the end (delta: -392.2MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. [2024-12-06 06:01:40,712 INFO L158 Benchmark]: RCFGBuilder took 26389.07ms. Allocated memory was 788.5MB in the beginning and 1.4GB in the end (delta: 637.5MB). Free memory was 493.2MB in the beginning and 284.8MB in the end (delta: 208.4MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-12-06 06:01:40,713 INFO L158 Benchmark]: CodeCheck took 327284.84ms. Allocated memory was 1.4GB in the beginning and 2.9GB in the end (delta: 1.4GB). Free memory was 284.8MB in the beginning and 572.9MB in the end (delta: -288.1MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 06:01:40,716 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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 785.06ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 66.1MB in the end (delta: 45.8MB). Peak memory consumption was 106.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 730.77ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 66.1MB in the beginning and 100.9MB in the end (delta: -34.9MB). Peak memory consumption was 241.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1027.93ms. Allocated memory was 335.5MB in the beginning and 788.5MB in the end (delta: 453.0MB). Free memory was 100.9MB in the beginning and 493.2MB in the end (delta: -392.2MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. * RCFGBuilder took 26389.07ms. Allocated memory was 788.5MB in the beginning and 1.4GB in the end (delta: 637.5MB). Free memory was 493.2MB in the beginning and 284.8MB in the end (delta: 208.4MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * CodeCheck took 327284.84ms. Allocated memory was 1.4GB in the beginning and 2.9GB in the end (delta: 1.4GB). Free memory was 284.8MB in the beginning and 572.9MB in the end (delta: -288.1MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:01:40,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/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 fba5060e4f56e32b1fab8d0066d7894317a0738ad4b6bec568e5829df591221c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:01:43,069 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:01:43,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 06:01:43,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:01:43,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:01:43,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:01:43,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:01:43,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:01:43,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:01:43,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:01:43,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:01:43,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:01:43,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:01:43,188 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:43,188 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:01:43,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:01:43,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:01:43,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:01:43,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:01:43,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:01:43,189 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:01:43,189 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:43,189 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:01:43,189 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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/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 -> fba5060e4f56e32b1fab8d0066d7894317a0738ad4b6bec568e5829df591221c [2024-12-06 06:01:43,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:01:43,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:01:43,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:01:43,437 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:01:43,438 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:01:43,439 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c [2024-12-06 06:01:46,074 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data/94832d856/3af7227b6cc843ebbdac0d5219259c94/FLAG370407b5a [2024-12-06 06:01:46,411 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:01:46,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c [2024-12-06 06:01:46,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data/94832d856/3af7227b6cc843ebbdac0d5219259c94/FLAG370407b5a [2024-12-06 06:01:46,448 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/data/94832d856/3af7227b6cc843ebbdac0d5219259c94 [2024-12-06 06:01:46,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:01:46,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:01:46,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:01:46,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:01:46,458 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:01:46,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:01:46" (1/1) ... [2024-12-06 06:01:46,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@636ceae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:46, skipping insertion in model container [2024-12-06 06:01:46,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:01:46" (1/1) ... [2024-12-06 06:01:46,524 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:01:46,703 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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c[1170,1183] [2024-12-06 06:01:46,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:01:47,008 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:01:47,018 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_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp.5.prop1-func-interl.c[1170,1183] [2024-12-06 06:01:47,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:01:47,183 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:01:47,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47 WrapperNode [2024-12-06 06:01:47,184 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:01:47,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:01:47,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:01:47,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:01:47,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,332 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2936 [2024-12-06 06:01:47,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:01:47,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:01:47,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:01:47,334 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:01:47,341 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,406 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,450 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:01:47,451 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:01:47,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:01:47,451 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:01:47,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:01:47" (1/1) ... [2024-12-06 06:01:47,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:01:47,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:01:47,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:01:47,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:01:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:01:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:01:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:01:47,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:01:47,949 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:01:47,950 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:01:50,517 INFO L? ?]: Removed 106 outVars from TransFormulas that were not future-live. [2024-12-06 06:01:50,517 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:01:50,614 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:01:50,615 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:01:50,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:01:50 BoogieIcfgContainer [2024-12-06 06:01:50,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:01:50,616 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:01:50,616 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:01:50,625 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:01:50,625 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:01:50" (1/1) ... [2024-12-06 06:01:50,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:01:50,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:01:50,675 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:01:50,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:01:50,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:50,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:50,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:50,680 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:50,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:01:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:51,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:51,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 06:01:51,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:01:51,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:01:51,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:51,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 06:01:51,938 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 06:01:51,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:01:51,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:51,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:51,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:51,941 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:51,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a4d74e4-1c57-4984-bc2e-cc089dc1b75f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:01:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:53,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:53,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 06:01:53,542 INFO L279 TraceCheckSpWp]: Computing forward predicates...