./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-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_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/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_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/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_cba50109-4a95-424e-8616-19ca5f219d03/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 a496974e14fc03c7f3f166c810c8cdda446205b1dabfd4e1617ba4d63e362f73 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:55:57,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:55:57,088 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:55:57,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:55:57,092 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:55:57,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:55:57,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:55:57,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:55:57,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:55:57,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:55:57,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:55:57,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:55:57,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:55:57,112 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:55:57,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:55:57,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:55:57,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:55:57,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:55:57,112 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:55:57,112 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:55:57,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:55:57,112 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_cba50109-4a95-424e-8616-19ca5f219d03/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 -> a496974e14fc03c7f3f166c810c8cdda446205b1dabfd4e1617ba4d63e362f73 [2024-12-06 02:55:57,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:55:57,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:55:57,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:55:57,329 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:55:57,330 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:55:57,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c [2024-12-06 02:55:59,980 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data/e95be8af1/d6b8bd93bea248389df7f9f7a92a23c3/FLAGe57d07687 [2024-12-06 02:56:00,233 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:56:00,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c [2024-12-06 02:56:00,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data/e95be8af1/d6b8bd93bea248389df7f9f7a92a23c3/FLAGe57d07687 [2024-12-06 02:56:00,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data/e95be8af1/d6b8bd93bea248389df7f9f7a92a23c3 [2024-12-06 02:56:00,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:56:00,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:56:00,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:56:00,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:56:00,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:56:00,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:00,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2761da3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00, skipping insertion in model container [2024-12-06 02:56:00,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:00,316 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:56:00,475 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_cba50109-4a95-424e-8616-19ca5f219d03/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c[1177,1190] [2024-12-06 02:56:00,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:56:00,768 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:56:00,776 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_cba50109-4a95-424e-8616-19ca5f219d03/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c[1177,1190] [2024-12-06 02:56:00,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:56:00,968 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:56:00,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00 WrapperNode [2024-12-06 02:56:00,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:56:00,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:56:00,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:56:00,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:56:00,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:01,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:01,588 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6401 [2024-12-06 02:56:01,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:56:01,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:56:01,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:56:01,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:56:01,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:01,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:01,729 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:01,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:01,931 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:01,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:02,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:02,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:02,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:02,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:56:02,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:56:02,174 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:56:02,174 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:56:02,175 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:56:00" (1/1) ... [2024-12-06 02:56:02,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:56:02,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:56:02,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:56:02,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:56:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:56:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:56:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:56:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:56:02,579 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:56:02,581 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:56:09,893 INFO L? ?]: Removed 3558 outVars from TransFormulas that were not future-live. [2024-12-06 02:56:09,893 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:56:18,329 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:56:18,329 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:56:18,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:56:18 BoogieIcfgContainer [2024-12-06 02:56:18,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:56:18,330 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:56:18,330 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:56:18,337 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:56:18,337 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:56:18" (1/1) ... [2024-12-06 02:56:18,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:56:18,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:56:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:56:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:56:18,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:56:18,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:56:18,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:56:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:20,742 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 02:56:30,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:56:41,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:56:41,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:56:41,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 02:56:41,684 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 02:56:41,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:56:41,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:56:41,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:57:30,182 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:58:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:58:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:58:23,010 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 02:58:23,014 INFO L158 Benchmark]: Toolchain (without parser) took 142748.49ms. Allocated memory was 117.4MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 89.8MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 447.2MB. Max. memory is 16.1GB. [2024-12-06 02:58:23,014 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:58:23,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 702.04ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 89.8MB in the beginning and 133.3MB in the end (delta: -43.5MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. [2024-12-06 02:58:23,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 619.26ms. Allocated memory was 192.9MB in the beginning and 578.8MB in the end (delta: 385.9MB). Free memory was 133.2MB in the beginning and 428.2MB in the end (delta: -295.0MB). Peak memory consumption was 185.2MB. Max. memory is 16.1GB. [2024-12-06 02:58:23,016 INFO L158 Benchmark]: Boogie Preprocessor took 584.41ms. Allocated memory was 578.8MB in the beginning and 536.9MB in the end (delta: -41.9MB). Free memory was 428.2MB in the beginning and 348.5MB in the end (delta: 79.7MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2024-12-06 02:58:23,017 INFO L158 Benchmark]: RCFGBuilder took 16155.52ms. Allocated memory was 536.9MB in the beginning and 1.1GB in the end (delta: 553.6MB). Free memory was 348.5MB in the beginning and 499.0MB in the end (delta: -150.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-06 02:58:23,017 INFO L158 Benchmark]: CodeCheck took 124682.84ms. Allocated memory was 1.1GB in the beginning and 2.2GB in the end (delta: 1.1GB). Free memory was 499.0MB in the beginning and 1.7GB in the end (delta: -1.2GB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:58:23,020 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 0.32ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 702.04ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 89.8MB in the beginning and 133.3MB in the end (delta: -43.5MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 619.26ms. Allocated memory was 192.9MB in the beginning and 578.8MB in the end (delta: 385.9MB). Free memory was 133.2MB in the beginning and 428.2MB in the end (delta: -295.0MB). Peak memory consumption was 185.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 584.41ms. Allocated memory was 578.8MB in the beginning and 536.9MB in the end (delta: -41.9MB). Free memory was 428.2MB in the beginning and 348.5MB in the end (delta: 79.7MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * RCFGBuilder took 16155.52ms. Allocated memory was 536.9MB in the beginning and 1.1GB in the end (delta: 553.6MB). Free memory was 348.5MB in the beginning and 499.0MB in the end (delta: -150.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 124682.84ms. Allocated memory was 1.1GB in the beginning and 2.2GB in the end (delta: 1.1GB). Free memory was 499.0MB in the beginning and 1.7GB in the end (delta: -1.2GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:58:23,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/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_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/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_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/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_cba50109-4a95-424e-8616-19ca5f219d03/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 a496974e14fc03c7f3f166c810c8cdda446205b1dabfd4e1617ba4d63e362f73 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:58:25,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:58:25,108 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:58:25,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:58:25,134 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:58:25,134 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:58:25,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:58:25,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:58:25,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:58:25,135 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:58:25,136 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:58:25,136 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:58:25,136 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:58:25,136 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:58:25,136 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:58:25,136 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:58:25,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:58:25,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:58:25,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:58:25,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:58:25,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:58:25,137 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:58:25,137 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:58:25,137 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:58:25,137 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_cba50109-4a95-424e-8616-19ca5f219d03/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 -> a496974e14fc03c7f3f166c810c8cdda446205b1dabfd4e1617ba4d63e362f73 [2024-12-06 02:58:25,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:58:25,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:58:25,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:58:25,371 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:58:25,372 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:58:25,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c [2024-12-06 02:58:28,081 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data/cf5c55c3a/bba1920592d94e208f3b18876ea39686/FLAG008f9089f [2024-12-06 02:58:28,348 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:58:28,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c [2024-12-06 02:58:28,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data/cf5c55c3a/bba1920592d94e208f3b18876ea39686/FLAG008f9089f [2024-12-06 02:58:28,632 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/data/cf5c55c3a/bba1920592d94e208f3b18876ea39686 [2024-12-06 02:58:28,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:58:28,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:58:28,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:58:28,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:58:28,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:58:28,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:58:28" (1/1) ... [2024-12-06 02:58:28,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@578fb417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:28, skipping insertion in model container [2024-12-06 02:58:28,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:58:28" (1/1) ... [2024-12-06 02:58:28,689 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:58:28,842 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_cba50109-4a95-424e-8616-19ca5f219d03/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c[1177,1190] [2024-12-06 02:58:29,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:58:29,066 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:58:29,073 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_cba50109-4a95-424e-8616-19ca5f219d03/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c[1177,1190] [2024-12-06 02:58:29,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:58:29,160 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:58:29,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29 WrapperNode [2024-12-06 02:58:29,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:58:29,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:58:29,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:58:29,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:58:29,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,194 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,268 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1829 [2024-12-06 02:58:29,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:58:29,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:58:29,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:58:29,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:58:29,275 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,315 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,320 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:58:29,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:58:29,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:58:29,352 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:58:29,353 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:58:29" (1/1) ... [2024-12-06 02:58:29,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:58:29,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:58:29,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:58:29,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:58:29,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:58:29,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:58:29,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:58:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:58:29,722 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:58:29,724 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:58:31,349 INFO L? ?]: Removed 95 outVars from TransFormulas that were not future-live. [2024-12-06 02:58:31,350 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:58:31,417 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:58:31,417 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:58:31,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:58:31 BoogieIcfgContainer [2024-12-06 02:58:31,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:58:31,418 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:58:31,418 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:58:31,427 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:58:31,428 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:58:31" (1/1) ... [2024-12-06 02:58:31,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:58:31,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:31,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:58:31,479 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:58:31,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:58:31,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:31,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:58:31,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:58:31,484 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:58:31,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:58:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:32,042 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:58:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:32,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 02:58:32,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:32,491 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 02:58:32,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:58:32,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:32,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:58:32,729 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:58:32,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:58:32,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:32,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:58:32,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:58:32,731 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:58:32,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba50109-4a95-424e-8616-19ca5f219d03/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:58:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:33,614 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:58:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:33,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 02:58:33,888 INFO L279 TraceCheckSpWp]: Computing forward predicates...