./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.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_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/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_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/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_7b017810-6323-4fde-9564-957d5b3a7279/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 808b840497a164843ecd38739545c9a904291699c2fa55ac42e5e161616f5531 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:31:10,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:31:10,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 21:31:10,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:31:10,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:31:10,505 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:31:10,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:31:10,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:31:10,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:31:10,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:31:10,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:31:10,506 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:31:10,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:31:10,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:31:10,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:31:10,507 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:31:10,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:31:10,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:31:10,507 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:31:10,507 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:31:10,507 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:31:10,507 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:31:10,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:31:10,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:31:10,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:31:10,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:31:10,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:31:10,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:31:10,508 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:31:10,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:31:10,508 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_7b017810-6323-4fde-9564-957d5b3a7279/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 -> 808b840497a164843ecd38739545c9a904291699c2fa55ac42e5e161616f5531 [2024-12-05 21:31:10,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:31:10,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:31:10,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:31:10,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:31:10,774 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:31:10,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c [2024-12-05 21:31:13,387 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data/128925d24/06bf090c139c49a09138305f0a643c0f/FLAGa6c16ded3 [2024-12-05 21:31:13,719 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:31:13,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c [2024-12-05 21:31:13,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data/128925d24/06bf090c139c49a09138305f0a643c0f/FLAGa6c16ded3 [2024-12-05 21:31:13,751 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data/128925d24/06bf090c139c49a09138305f0a643c0f [2024-12-05 21:31:13,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:31:13,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:31:13,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:31:13,756 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:31:13,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:31:13,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:31:13" (1/1) ... [2024-12-05 21:31:13,762 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7515f183 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:13, skipping insertion in model container [2024-12-05 21:31:13,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:31:13" (1/1) ... [2024-12-05 21:31:13,811 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:31:13,977 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_7b017810-6323-4fde-9564-957d5b3a7279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c[1170,1183] [2024-12-05 21:31:14,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:31:14,318 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:31:14,328 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_7b017810-6323-4fde-9564-957d5b3a7279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c[1170,1183] [2024-12-05 21:31:14,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:31:14,570 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:31:14,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14 WrapperNode [2024-12-05 21:31:14,571 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:31:14,572 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:31:14,572 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:31:14,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:31:14,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:14,632 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:15,241 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9133 [2024-12-05 21:31:15,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:31:15,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:31:15,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:31:15,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:31:15,248 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:15,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:15,386 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:15,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:15,640 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:15,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:15,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:15,834 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:15,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:16,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:31:16,084 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:31:16,084 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:31:16,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:31:16,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:14" (1/1) ... [2024-12-05 21:31:16,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:31:16,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:31:16,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:31:16,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:31:16,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:31:16,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:31:16,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:31:16,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:31:16,668 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:31:16,670 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:31:26,811 INFO L? ?]: Removed 5070 outVars from TransFormulas that were not future-live. [2024-12-05 21:31:26,811 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:31:39,241 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:31:39,242 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:31:39,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:31:39 BoogieIcfgContainer [2024-12-05 21:31:39,242 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:31:39,243 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:31:39,243 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:31:39,249 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:31:39,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:39,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:31:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:31:39,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 21:31:39,301 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 21:31:39,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:31:39,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:31:39,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:31:41,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:31:51,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:32:01,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:32:01,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:01,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 21:32:01,689 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 21:32:01,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:32:01,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:01,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:34:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:34:46,311 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:37:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:37:25,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:37:25,367 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:37:25,370 INFO L158 Benchmark]: Toolchain (without parser) took 371615.48ms. Allocated memory was 142.6MB in the beginning and 3.4GB in the end (delta: 3.3GB). Free memory was 113.3MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-05 21:37:25,370 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:37:25,371 INFO L158 Benchmark]: CACSL2BoogieTranslator took 815.53ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 77.8MB in the end (delta: 35.3MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. [2024-12-05 21:37:25,371 INFO L158 Benchmark]: Boogie Procedure Inliner took 669.77ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 77.8MB in the beginning and 150.4MB in the end (delta: -72.6MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB. [2024-12-05 21:37:25,371 INFO L158 Benchmark]: Boogie Preprocessor took 840.91ms. Allocated memory was 377.5MB in the beginning and 788.5MB in the end (delta: 411.0MB). Free memory was 150.4MB in the beginning and 525.1MB in the end (delta: -374.7MB). Peak memory consumption was 115.5MB. Max. memory is 16.1GB. [2024-12-05 21:37:25,372 INFO L158 Benchmark]: RCFGBuilder took 23158.45ms. Allocated memory was 788.5MB in the beginning and 1.1GB in the end (delta: 335.5MB). Free memory was 525.1MB in the beginning and 147.8MB in the end (delta: 377.3MB). Peak memory consumption was 818.9MB. Max. memory is 16.1GB. [2024-12-05 21:37:25,372 INFO L158 Benchmark]: CodeCheck took 346126.31ms. Allocated memory was 1.1GB in the beginning and 3.4GB in the end (delta: 2.3GB). Free memory was 147.8MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 211.9MB. Max. memory is 16.1GB. [2024-12-05 21:37:25,375 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 815.53ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 77.8MB in the end (delta: 35.3MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 669.77ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 77.8MB in the beginning and 150.4MB in the end (delta: -72.6MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 840.91ms. Allocated memory was 377.5MB in the beginning and 788.5MB in the end (delta: 411.0MB). Free memory was 150.4MB in the beginning and 525.1MB in the end (delta: -374.7MB). Peak memory consumption was 115.5MB. Max. memory is 16.1GB. * RCFGBuilder took 23158.45ms. Allocated memory was 788.5MB in the beginning and 1.1GB in the end (delta: 335.5MB). Free memory was 525.1MB in the beginning and 147.8MB in the end (delta: 377.3MB). Peak memory consumption was 818.9MB. Max. memory is 16.1GB. * CodeCheck took 346126.31ms. Allocated memory was 1.1GB in the beginning and 3.4GB in the end (delta: 2.3GB). Free memory was 147.8MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 211.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:37:25,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/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_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/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_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/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_7b017810-6323-4fde-9564-957d5b3a7279/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 808b840497a164843ecd38739545c9a904291699c2fa55ac42e5e161616f5531 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:37:27,481 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:37:27,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 21:37:27,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:37:27,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:37:27,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:37:27,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:37:27,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:37:27,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:37:27,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:37:27,592 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:37:27,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:37:27,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:37:27,593 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:37:27,593 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:37:27,593 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:37:27,593 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:37:27,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:37:27,593 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:37:27,593 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:37:27,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:37:27,594 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:37:27,594 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:37:27,594 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:37:27,594 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:37:27,594 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:37:27,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:37:27,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:37:27,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:37:27,595 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:37:27,595 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:37:27,595 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:37:27,595 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:37:27,595 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_7b017810-6323-4fde-9564-957d5b3a7279/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 -> 808b840497a164843ecd38739545c9a904291699c2fa55ac42e5e161616f5531 [2024-12-05 21:37:27,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:37:27,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:37:27,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:37:27,830 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:37:27,830 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:37:27,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c [2024-12-05 21:37:30,529 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data/20c137b85/af7748571bab4699bbffd5a245120668/FLAG4a869d2a1 [2024-12-05 21:37:30,828 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:37:30,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c [2024-12-05 21:37:30,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data/20c137b85/af7748571bab4699bbffd5a245120668/FLAG4a869d2a1 [2024-12-05 21:37:30,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/data/20c137b85/af7748571bab4699bbffd5a245120668 [2024-12-05 21:37:30,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:37:30,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:37:30,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:37:30,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:37:30,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:37:30,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:37:30" (1/1) ... [2024-12-05 21:37:30,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618cc811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:30, skipping insertion in model container [2024-12-05 21:37:30,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:37:30" (1/1) ... [2024-12-05 21:37:30,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:37:31,095 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_7b017810-6323-4fde-9564-957d5b3a7279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c[1170,1183] [2024-12-05 21:37:31,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:37:31,418 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:37:31,428 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_7b017810-6323-4fde-9564-957d5b3a7279/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c[1170,1183] [2024-12-05 21:37:31,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:37:31,576 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:37:31,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31 WrapperNode [2024-12-05 21:37:31,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:37:31,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:37:31,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:37:31,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:37:31,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,617 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,711 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2557 [2024-12-05 21:37:31,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:37:31,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:37:31,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:37:31,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:37:31,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,776 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,779 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,817 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:37:31,818 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:37:31,818 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:37:31,818 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:37:31,819 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:37:31" (1/1) ... [2024-12-05 21:37:31,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:37:31,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:37:31,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:37:31,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:37:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:37:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:37:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:37:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:37:32,295 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:37:32,297 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:37:34,585 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-12-05 21:37:34,585 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:37:34,651 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:37:34,651 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:37:34,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:37:34 BoogieIcfgContainer [2024-12-05 21:37:34,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:37:34,652 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:37:34,652 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:37:34,659 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:37:34,660 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:37:34" (1/1) ... [2024-12-05 21:37:34,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:37:34,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:37:34,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 21:37:34,702 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 21:37:34,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:37:34,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:37:34,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:37:34,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:37:34,706 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:37:34,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:37:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:37:35,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:37:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:37:35,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:37:35,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:37:35,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:37:35,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-12-05 21:37:35,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:37:35,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 21:37:35,859 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 21:37:35,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:37:35,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:37:35,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:37:35,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:37:35,862 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:37:35,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b017810-6323-4fde-9564-957d5b3a7279/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:37:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:37:36,877 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:37:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:37:37,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 21:37:37,237 INFO L279 TraceCheckSpWp]: Computing forward predicates...