./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/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 aba1221204f0dfab6bbe54d8861cf1fb88f9109d65404caf61ae5236ccf822b6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:17:51,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:17:51,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:17:51,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:17:51,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:17:51,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:17:51,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:17:51,351 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:17:51,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:17:51,352 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:17:51,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:17:51,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:17:51,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:17:51,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:17:51,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:17:51,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:17:51,353 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:17:51,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:17:51,353 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:17:51,353 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:17:51,353 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:17:51,353 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:17:51,353 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:17:51,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:17:51,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:17:51,353 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:17:51,353 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:17:51,354 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:17:51,354 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:17:51,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:17:51,354 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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/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 -> aba1221204f0dfab6bbe54d8861cf1fb88f9109d65404caf61ae5236ccf822b6 [2024-12-06 02:17:51,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:17:51,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:17:51,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:17:51,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:17:51,608 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:17:51,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c [2024-12-06 02:17:54,263 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data/d64bd3963/0f3106c594e846b98a6de25755a18d93/FLAG1da27a5d0 [2024-12-06 02:17:54,521 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:17:54,522 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c [2024-12-06 02:17:54,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data/d64bd3963/0f3106c594e846b98a6de25755a18d93/FLAG1da27a5d0 [2024-12-06 02:17:54,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data/d64bd3963/0f3106c594e846b98a6de25755a18d93 [2024-12-06 02:17:54,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:17:54,810 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:17:54,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:17:54,811 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:17:54,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:17:54,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:17:54" (1/1) ... [2024-12-06 02:17:54,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41fdc2eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:54, skipping insertion in model container [2024-12-06 02:17:54,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:17:54" (1/1) ... [2024-12-06 02:17:54,846 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:17:54,992 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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c[1171,1184] [2024-12-06 02:17:55,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:17:55,186 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:17:55,192 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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c[1171,1184] [2024-12-06 02:17:55,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:17:55,297 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:17:55,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55 WrapperNode [2024-12-06 02:17:55,297 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:17:55,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:17:55,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:17:55,298 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:17:55,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,483 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2520 [2024-12-06 02:17:55,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:17:55,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:17:55,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:17:55,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:17:55,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,517 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,616 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:17:55,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:17:55,721 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:17:55,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:17:55,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:17:55" (1/1) ... [2024-12-06 02:17:55,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:17:55,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:17:55,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:17:55,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:17:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:17:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:17:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:17:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:17:55,988 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:17:55,989 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:17:58,490 INFO L? ?]: Removed 1519 outVars from TransFormulas that were not future-live. [2024-12-06 02:17:58,490 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:18:01,810 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:18:01,810 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:18:01,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:18:01 BoogieIcfgContainer [2024-12-06 02:18:01,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:18:01,811 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:18:01,812 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:18:01,820 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:18:01,820 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:18:01" (1/1) ... [2024-12-06 02:18:01,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:18:01,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:01,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:18:01,875 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:18:01,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:18:01,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:01,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:18:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:02,565 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 02:18:12,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:18:22,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:18:22,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:22,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 02:18:22,829 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 02:18:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:18:22,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:22,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:18:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:18:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:18:42,312 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 02:18:42,317 INFO L158 Benchmark]: Toolchain (without parser) took 47506.04ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 116.8MB in the beginning and 845.3MB in the end (delta: -728.6MB). Peak memory consumption was 278.5MB. Max. memory is 16.1GB. [2024-12-06 02:18:42,317 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:18:42,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.30ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 73.3MB in the end (delta: 43.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 02:18:42,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.99ms. Allocated memory is still 142.6MB. Free memory was 73.3MB in the beginning and 60.8MB in the end (delta: 12.5MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-12-06 02:18:42,318 INFO L158 Benchmark]: Boogie Preprocessor took 236.27ms. Allocated memory is still 142.6MB. Free memory was 60.8MB in the beginning and 70.3MB in the end (delta: -9.5MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2024-12-06 02:18:42,319 INFO L158 Benchmark]: RCFGBuilder took 6089.80ms. Allocated memory was 142.6MB in the beginning and 604.0MB in the end (delta: 461.4MB). Free memory was 70.3MB in the beginning and 434.4MB in the end (delta: -364.1MB). Peak memory consumption was 408.8MB. Max. memory is 16.1GB. [2024-12-06 02:18:42,319 INFO L158 Benchmark]: CodeCheck took 40504.23ms. Allocated memory was 604.0MB in the beginning and 1.1GB in the end (delta: 545.3MB). Free memory was 434.4MB in the beginning and 845.3MB in the end (delta: -410.9MB). Peak memory consumption was 134.3MB. Max. memory is 16.1GB. [2024-12-06 02:18:42,322 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.30ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 73.3MB in the end (delta: 43.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.99ms. Allocated memory is still 142.6MB. Free memory was 73.3MB in the beginning and 60.8MB in the end (delta: 12.5MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 236.27ms. Allocated memory is still 142.6MB. Free memory was 60.8MB in the beginning and 70.3MB in the end (delta: -9.5MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * RCFGBuilder took 6089.80ms. Allocated memory was 142.6MB in the beginning and 604.0MB in the end (delta: 461.4MB). Free memory was 70.3MB in the beginning and 434.4MB in the end (delta: -364.1MB). Peak memory consumption was 408.8MB. Max. memory is 16.1GB. * CodeCheck took 40504.23ms. Allocated memory was 604.0MB in the beginning and 1.1GB in the end (delta: 545.3MB). Free memory was 434.4MB in the beginning and 845.3MB in the end (delta: -410.9MB). Peak memory consumption was 134.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:18:42,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/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 aba1221204f0dfab6bbe54d8861cf1fb88f9109d65404caf61ae5236ccf822b6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:18:44,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:18:44,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:18:44,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:18:44,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:18:44,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:18:44,345 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:18:44,345 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:18:44,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:18:44,346 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:18:44,347 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:18:44,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:18:44,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:18:44,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:18:44,347 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:44,347 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:18:44,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:18:44,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:18:44,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:18:44,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:18:44,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:18:44,348 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:18:44,348 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:44,348 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:18:44,348 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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/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 -> aba1221204f0dfab6bbe54d8861cf1fb88f9109d65404caf61ae5236ccf822b6 [2024-12-06 02:18:44,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:18:44,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:18:44,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:18:44,574 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:18:44,574 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:18:44,575 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c [2024-12-06 02:18:47,148 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data/662d06866/df6cfde3310d4841bc8a61a767c4e7f8/FLAGb88cbe211 [2024-12-06 02:18:47,429 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:18:47,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c [2024-12-06 02:18:47,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data/662d06866/df6cfde3310d4841bc8a61a767c4e7f8/FLAGb88cbe211 [2024-12-06 02:18:47,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/data/662d06866/df6cfde3310d4841bc8a61a767c4e7f8 [2024-12-06 02:18:47,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:18:47,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:18:47,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:18:47,736 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:18:47,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:18:47,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:18:47" (1/1) ... [2024-12-06 02:18:47,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fbe2f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:47, skipping insertion in model container [2024-12-06 02:18:47,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:18:47" (1/1) ... [2024-12-06 02:18:47,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:18:47,901 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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c[1171,1184] [2024-12-06 02:18:48,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:18:48,063 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:18:48,072 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_4da5d056-080f-47a3-b5c7-5d11c4f5729b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c[1171,1184] [2024-12-06 02:18:48,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:18:48,168 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:18:48,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48 WrapperNode [2024-12-06 02:18:48,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:18:48,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:18:48,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:18:48,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:18:48,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,237 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 988 [2024-12-06 02:18:48,237 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:18:48,238 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:18:48,238 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:18:48,238 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:18:48,245 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,252 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,252 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,275 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,277 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,281 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:18:48,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:18:48,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:18:48,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:18:48,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:18:48" (1/1) ... [2024-12-06 02:18:48,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:18:48,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:18:48,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:18:48,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:18:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:18:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:18:48,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:18:48,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:18:48,565 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:18:48,566 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:18:49,837 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-12-06 02:18:49,838 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:18:49,884 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:18:49,884 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:18:49,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:18:49 BoogieIcfgContainer [2024-12-06 02:18:49,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:18:49,885 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:18:49,885 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:18:49,894 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:18:49,895 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:18:49" (1/1) ... [2024-12-06 02:18:49,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:18:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:49,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:18:49,944 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:18:49,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:18:49,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:49,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:49,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:49,948 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:49,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:18:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:50,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:50,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:18:50,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:50,450 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 02:18:50,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:18:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:50,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:18:50,627 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:18:50,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:18:50,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:50,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:50,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:50,630 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:50,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:18:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:51,212 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:51,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:18:51,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:20:00,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:20:00,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:20:02,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:20:02,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2024-12-06 02:20:02,558 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2024-12-06 02:20:02,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:20:02,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:20:02,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:20:02,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:20:02,561 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:20:02,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da5d056-080f-47a3-b5c7-5d11c4f5729b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:20:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:03,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:20:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:20:03,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-06 02:20:03,420 INFO L279 TraceCheckSpWp]: Computing forward predicates...