./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.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_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/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_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/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_b00dded8-2289-473b-b4bd-608e245a1e83/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 9411e8b87204a6e56af75622eda0b2cbe6cd037f423109a822ec116371666fd6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:28:47,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:28:48,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:28:48,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:28:48,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:28:48,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:28:48,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:28:48,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:28:48,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:28:48,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:28:48,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:28:48,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:28:48,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:28:48,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:28:48,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:28:48,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:28:48,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:28:48,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:28:48,085 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:28:48,085 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:28:48,085 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:28:48,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:28:48,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:28:48,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:28:48,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:28:48,085 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:28:48,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:28:48,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:28:48,086 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:28:48,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:28:48,086 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_b00dded8-2289-473b-b4bd-608e245a1e83/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 -> 9411e8b87204a6e56af75622eda0b2cbe6cd037f423109a822ec116371666fd6 [2024-12-06 05:28:48,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:28:48,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:28:48,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:28:48,316 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:28:48,317 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:28:48,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c [2024-12-06 05:28:50,976 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data/71327c19e/731af0a4b71f4697bddda8c820159f89/FLAG303d16a76 [2024-12-06 05:28:51,278 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:28:51,279 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c [2024-12-06 05:28:51,296 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data/71327c19e/731af0a4b71f4697bddda8c820159f89/FLAG303d16a76 [2024-12-06 05:28:51,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data/71327c19e/731af0a4b71f4697bddda8c820159f89 [2024-12-06 05:28:51,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:28:51,313 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:28:51,314 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:28:51,314 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:28:51,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:28:51,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:28:51" (1/1) ... [2024-12-06 05:28:51,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c27c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:51, skipping insertion in model container [2024-12-06 05:28:51,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:28:51" (1/1) ... [2024-12-06 05:28:51,363 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:28:51,503 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_b00dded8-2289-473b-b4bd-608e245a1e83/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c[1176,1189] [2024-12-06 05:28:51,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:28:51,831 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:28:51,838 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_b00dded8-2289-473b-b4bd-608e245a1e83/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c[1176,1189] [2024-12-06 05:28:52,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:28:52,031 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:28:52,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52 WrapperNode [2024-12-06 05:28:52,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:28:52,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:28:52,032 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:28:52,032 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:28:52,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:52,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:52,648 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8490 [2024-12-06 05:28:52,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:28:52,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:28:52,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:28:52,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:28:52,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:52,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:52,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:52,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:53,018 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:53,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:53,101 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:53,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:53,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:53,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:28:53,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:28:53,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:28:53,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:28:53,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:52" (1/1) ... [2024-12-06 05:28:53,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:28:53,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:28:53,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:28:53,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:28:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:28:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:28:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:28:53,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:28:53,950 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:28:53,952 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:29:03,020 INFO L? ?]: Removed 4637 outVars from TransFormulas that were not future-live. [2024-12-06 05:29:03,020 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:29:14,476 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:29:14,476 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:29:14,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:14 BoogieIcfgContainer [2024-12-06 05:29:14,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:29:14,477 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:29:14,477 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:29:14,484 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:29:14,484 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:29:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:29:14,537 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:29:14,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:29:14,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:14,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:29:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:15,948 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 05:29:26,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:29:36,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:29:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:36,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 05:29:36,410 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 05:29:36,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:29:36,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:36,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:31:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:31:30,244 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 05:31:30,250 INFO L158 Benchmark]: Toolchain (without parser) took 158936.60ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 113.7MB in the beginning and 920.8MB in the end (delta: -807.1MB). Peak memory consumption was 734.6MB. Max. memory is 16.1GB. [2024-12-06 05:31:30,251 INFO L158 Benchmark]: CDTParser took 0.26ms. 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 05:31:30,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.52ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 60.5MB in the end (delta: 53.0MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. [2024-12-06 05:31:30,252 INFO L158 Benchmark]: Boogie Procedure Inliner took 616.29ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 60.5MB in the beginning and 132.5MB in the end (delta: -72.1MB). Peak memory consumption was 190.1MB. Max. memory is 16.1GB. [2024-12-06 05:31:30,253 INFO L158 Benchmark]: Boogie Preprocessor took 781.21ms. Allocated memory was 327.2MB in the beginning and 671.1MB in the end (delta: 343.9MB). Free memory was 132.5MB in the beginning and 440.8MB in the end (delta: -308.2MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. [2024-12-06 05:31:30,254 INFO L158 Benchmark]: RCFGBuilder took 21045.62ms. Allocated memory was 671.1MB in the beginning and 1.0GB in the end (delta: 335.5MB). Free memory was 440.8MB in the beginning and 266.1MB in the end (delta: 174.7MB). Peak memory consumption was 788.5MB. Max. memory is 16.1GB. [2024-12-06 05:31:30,255 INFO L158 Benchmark]: CodeCheck took 135771.58ms. Allocated memory was 1.0GB in the beginning and 1.7GB in the end (delta: 671.1MB). Free memory was 266.1MB in the beginning and 920.8MB in the end (delta: -654.7MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2024-12-06 05:31:30,258 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.52ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 60.5MB in the end (delta: 53.0MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 616.29ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 60.5MB in the beginning and 132.5MB in the end (delta: -72.1MB). Peak memory consumption was 190.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 781.21ms. Allocated memory was 327.2MB in the beginning and 671.1MB in the end (delta: 343.9MB). Free memory was 132.5MB in the beginning and 440.8MB in the end (delta: -308.2MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. * RCFGBuilder took 21045.62ms. Allocated memory was 671.1MB in the beginning and 1.0GB in the end (delta: 335.5MB). Free memory was 440.8MB in the beginning and 266.1MB in the end (delta: 174.7MB). Peak memory consumption was 788.5MB. Max. memory is 16.1GB. * CodeCheck took 135771.58ms. Allocated memory was 1.0GB in the beginning and 1.7GB in the end (delta: 671.1MB). Free memory was 266.1MB in the beginning and 920.8MB in the end (delta: -654.7MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:31:30,473 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 05:31:30,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/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_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/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_b00dded8-2289-473b-b4bd-608e245a1e83/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 9411e8b87204a6e56af75622eda0b2cbe6cd037f423109a822ec116371666fd6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:31:32,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:31:32,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:31:32,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:31:32,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:31:32,422 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:31:32,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:31:32,422 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:31:32,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:31:32,423 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:31:32,424 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:31:32,424 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:31:32,424 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:31:32,424 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:31:32,424 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:32,424 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:31:32,424 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:31:32,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:31:32,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:31:32,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:31:32,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:31:32,425 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:31:32,425 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:32,425 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:31:32,425 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_b00dded8-2289-473b-b4bd-608e245a1e83/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 -> 9411e8b87204a6e56af75622eda0b2cbe6cd037f423109a822ec116371666fd6 [2024-12-06 05:31:32,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:31:32,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:31:32,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:31:32,670 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:31:32,670 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:31:32,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c [2024-12-06 05:31:35,383 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data/7138b3d0f/c0f7dce247a44570808a5e9e15f465fe/FLAGa52f3e722 [2024-12-06 05:31:35,664 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:31:35,664 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c [2024-12-06 05:31:35,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data/7138b3d0f/c0f7dce247a44570808a5e9e15f465fe/FLAGa52f3e722 [2024-12-06 05:31:35,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/data/7138b3d0f/c0f7dce247a44570808a5e9e15f465fe [2024-12-06 05:31:35,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:31:35,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:31:35,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:31:35,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:31:35,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:31:35,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:31:35" (1/1) ... [2024-12-06 05:31:35,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@818de12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:35, skipping insertion in model container [2024-12-06 05:31:35,708 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:31:35" (1/1) ... [2024-12-06 05:31:35,755 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:31:35,920 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_b00dded8-2289-473b-b4bd-608e245a1e83/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c[1176,1189] [2024-12-06 05:31:36,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:31:36,199 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:31:36,209 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_b00dded8-2289-473b-b4bd-608e245a1e83/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-func-interl.c[1176,1189] [2024-12-06 05:31:36,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:31:36,359 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:31:36,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36 WrapperNode [2024-12-06 05:31:36,359 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:31:36,360 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:31:36,360 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:31:36,360 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:31:36,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,483 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2430 [2024-12-06 05:31:36,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:31:36,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:31:36,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:31:36,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:31:36,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,508 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,508 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,546 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,569 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:31:36,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:31:36,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:31:36,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:31:36,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:36" (1/1) ... [2024-12-06 05:31:36,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:31:36,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:31:36,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:31:36,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:31:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:31:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:31:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:31:36,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:31:37,023 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:31:37,025 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:31:41,022 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-12-06 05:31:41,022 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:31:41,078 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:31:41,078 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:31:41,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:41 BoogieIcfgContainer [2024-12-06 05:31:41,079 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:31:41,079 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:31:41,079 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:31:41,086 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:31:41,086 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:41" (1/1) ... [2024-12-06 05:31:41,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:31:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:41,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:31:41,127 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:31:41,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:31:41,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:41,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:41,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:31:41,131 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:31:41,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:31:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:41,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:41,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 05:31:41,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:42,126 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 05:31:42,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:31:42,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:42,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 05:31:42,814 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 05:31:42,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:31:42,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:42,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:42,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:31:42,816 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:31:42,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00dded8-2289-473b-b4bd-608e245a1e83/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:31:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:44,281 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:44,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 05:31:44,655 INFO L279 TraceCheckSpWp]: Computing forward predicates...