./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.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_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/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_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/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_421614b4-37c6-4051-94a7-a8259250a89c/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 e21902fdd535cf5fcc809ca5c6be61ea53b722117fc6afdbd14942ff7f91478e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:43:14,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:43:14,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:43:14,724 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:43:14,724 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:43:14,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:43:14,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:43:14,745 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:43:14,745 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:43:14,745 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:43:14,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:43:14,746 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:43:14,746 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:43:14,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:43:14,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:43:14,746 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:43:14,746 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:43:14,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:43:14,746 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:43:14,746 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:43:14,746 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:43:14,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:43:14,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:43:14,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:43:14,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:43:14,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:43:14,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:43:14,747 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:43:14,747 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:43:14,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:43:14,747 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_421614b4-37c6-4051-94a7-a8259250a89c/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 -> e21902fdd535cf5fcc809ca5c6be61ea53b722117fc6afdbd14942ff7f91478e [2024-12-05 22:43:15,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:43:15,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:43:15,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:43:15,031 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:43:15,031 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:43:15,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c [2024-12-05 22:43:17,899 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data/f4859c756/5411aa544e8c460e876c52c3ae7b0b90/FLAG75cccf54a [2024-12-05 22:43:18,249 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:43:18,250 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c [2024-12-05 22:43:18,275 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data/f4859c756/5411aa544e8c460e876c52c3ae7b0b90/FLAG75cccf54a [2024-12-05 22:43:18,289 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data/f4859c756/5411aa544e8c460e876c52c3ae7b0b90 [2024-12-05 22:43:18,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:43:18,293 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:43:18,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:43:18,295 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:43:18,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:43:18,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:43:18" (1/1) ... [2024-12-05 22:43:18,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b12ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:18, skipping insertion in model container [2024-12-05 22:43:18,301 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:43:18" (1/1) ... [2024-12-05 22:43:18,361 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:43:18,536 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_421614b4-37c6-4051-94a7-a8259250a89c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c[1183,1196] [2024-12-05 22:43:19,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:43:19,031 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:43:19,041 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_421614b4-37c6-4051-94a7-a8259250a89c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c[1183,1196] [2024-12-05 22:43:19,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:43:19,373 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:43:19,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19 WrapperNode [2024-12-05 22:43:19,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:43:19,375 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:43:19,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:43:19,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:43:19,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:19,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:20,561 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 13478 [2024-12-05 22:43:20,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:43:20,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:43:20,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:43:20,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:43:20,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:20,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:20,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:20,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:21,163 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:21,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:21,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:21,341 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:21,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:21,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:43:21,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:43:21,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:43:21,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:43:21,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:19" (1/1) ... [2024-12-05 22:43:21,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:43:21,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:43:21,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:43:21,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:43:21,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:43:21,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:43:21,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:43:21,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:43:22,277 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:43:22,279 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:43:41,552 INFO L? ?]: Removed 7454 outVars from TransFormulas that were not future-live. [2024-12-05 22:43:41,553 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:44:04,645 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:44:04,645 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:44:04,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:44:04 BoogieIcfgContainer [2024-12-05 22:44:04,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:44:04,646 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:44:04,646 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:44:04,655 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:44:04,655 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:44:04" (1/1) ... [2024-12-05 22:44:04,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:44:04,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:44:04,704 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:44:04,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:44:04,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:04,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:44:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:06,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:17,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.69s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:44:27,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:44:28,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:28,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:44:28,064 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:44:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:44:28,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:28,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:48:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:48:48,760 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:52:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:52:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:52:41,378 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:52:41,381 INFO L158 Benchmark]: Toolchain (without parser) took 563088.38ms. Allocated memory was 117.4MB in the beginning and 4.7GB in the end (delta: 4.6GB). Free memory was 87.0MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-12-05 22:52:41,382 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:52:41,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1080.27ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 86.8MB in the beginning and 146.0MB in the end (delta: -59.2MB). Peak memory consumption was 103.5MB. Max. memory is 16.1GB. [2024-12-05 22:52:41,382 INFO L158 Benchmark]: Boogie Procedure Inliner took 1186.29ms. Allocated memory was 243.3MB in the beginning and 671.1MB in the end (delta: 427.8MB). Free memory was 146.0MB in the beginning and 354.7MB in the end (delta: -208.7MB). Peak memory consumption was 288.4MB. Max. memory is 16.1GB. [2024-12-05 22:52:41,383 INFO L158 Benchmark]: Boogie Preprocessor took 1013.91ms. Allocated memory is still 671.1MB. Free memory was 354.7MB in the beginning and 243.8MB in the end (delta: 110.9MB). Peak memory consumption was 98.8MB. Max. memory is 16.1GB. [2024-12-05 22:52:41,383 INFO L158 Benchmark]: RCFGBuilder took 43068.70ms. Allocated memory was 671.1MB in the beginning and 4.7GB in the end (delta: 4.1GB). Free memory was 243.8MB in the beginning and 3.4GB in the end (delta: -3.1GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-12-05 22:52:41,383 INFO L158 Benchmark]: CodeCheck took 516734.33ms. Allocated memory is still 4.7GB. Free memory was 3.4GB in the beginning and 3.2GB in the end (delta: 205.3MB). Peak memory consumption was 205.0MB. Max. memory is 16.1GB. [2024-12-05 22:52:41,385 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 0.37ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1080.27ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 86.8MB in the beginning and 146.0MB in the end (delta: -59.2MB). Peak memory consumption was 103.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1186.29ms. Allocated memory was 243.3MB in the beginning and 671.1MB in the end (delta: 427.8MB). Free memory was 146.0MB in the beginning and 354.7MB in the end (delta: -208.7MB). Peak memory consumption was 288.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1013.91ms. Allocated memory is still 671.1MB. Free memory was 354.7MB in the beginning and 243.8MB in the end (delta: 110.9MB). Peak memory consumption was 98.8MB. Max. memory is 16.1GB. * RCFGBuilder took 43068.70ms. Allocated memory was 671.1MB in the beginning and 4.7GB in the end (delta: 4.1GB). Free memory was 243.8MB in the beginning and 3.4GB in the end (delta: -3.1GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. * CodeCheck took 516734.33ms. Allocated memory is still 4.7GB. Free memory was 3.4GB in the beginning and 3.2GB in the end (delta: 205.3MB). Peak memory consumption was 205.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:52:41,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/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_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/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_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/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_421614b4-37c6-4051-94a7-a8259250a89c/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 e21902fdd535cf5fcc809ca5c6be61ea53b722117fc6afdbd14942ff7f91478e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:52:43,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:52:43,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:52:43,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:52:43,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:52:43,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:52:43,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:52:43,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:52:43,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:52:43,680 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:52:43,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:52:43,680 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:52:43,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:52:43,680 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:52:43,680 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:52:43,680 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:52:43,680 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:52:43,681 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:52:43,681 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:52:43,681 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:52:43,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:52:43,681 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:52:43,681 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:52:43,681 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:43,681 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:52:43,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:52:43,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:52:43,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:52:43,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:52:43,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:52:43,682 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:52:43,682 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:43,682 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:52:43,682 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_421614b4-37c6-4051-94a7-a8259250a89c/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 -> e21902fdd535cf5fcc809ca5c6be61ea53b722117fc6afdbd14942ff7f91478e [2024-12-05 22:52:43,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:52:43,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:52:43,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:52:43,938 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:52:43,939 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:52:43,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c [2024-12-05 22:52:46,625 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data/018389b99/9fdd8614151a46cab5cd93c59d8f6b68/FLAG80861940a [2024-12-05 22:52:46,937 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:52:46,937 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c [2024-12-05 22:52:46,962 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data/018389b99/9fdd8614151a46cab5cd93c59d8f6b68/FLAG80861940a [2024-12-05 22:52:47,171 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/data/018389b99/9fdd8614151a46cab5cd93c59d8f6b68 [2024-12-05 22:52:47,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:52:47,174 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:52:47,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:52:47,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:52:47,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:52:47,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:47,179 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8316ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47, skipping insertion in model container [2024-12-05 22:52:47,179 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:47,232 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:52:47,413 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_421614b4-37c6-4051-94a7-a8259250a89c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c[1183,1196] [2024-12-05 22:52:47,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:52:47,756 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:52:47,766 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_421614b4-37c6-4051-94a7-a8259250a89c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.4.prop1-func-interl.c[1183,1196] [2024-12-05 22:52:47,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:52:47,964 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:52:47,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47 WrapperNode [2024-12-05 22:52:47,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:52:47,965 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:52:47,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:52:47,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:52:47,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,162 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3854 [2024-12-05 22:52:48,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:52:48,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:52:48,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:52:48,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:52:48,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,249 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:52:48,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:52:48,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:52:48,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:52:48,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:47" (1/1) ... [2024-12-05 22:52:48,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:52:48,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:52:48,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:52:48,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:52:48,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:52:48,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:52:48,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:52:48,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:52:48,934 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:52:48,936 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:52:52,886 INFO L? ?]: Removed 149 outVars from TransFormulas that were not future-live. [2024-12-05 22:52:52,886 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:52:53,046 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:52:53,046 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:52:53,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:52:53 BoogieIcfgContainer [2024-12-05 22:52:53,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:52:53,047 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:52:53,047 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:52:53,057 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:52:53,057 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:52:53" (1/1) ... [2024-12-05 22:52:53,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:52:53,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:52:53,114 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:52:53,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:52:53,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:53,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:53,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:53,119 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:53,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:52:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:54,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:54,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:52:54,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:54,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:54,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:52:54,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:54,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:52:54,700 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:52:54,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:52:54,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:54,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:54,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:54,703 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:54,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421614b4-37c6-4051-94a7-a8259250a89c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:52:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:56,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:56,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:52:56,539 INFO L279 TraceCheckSpWp]: Computing forward predicates...