./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/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 79ad09935e91298393e081684ad0c30624e5f231e8698ba144f1ce5f37ed3aae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:11:39,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:11:39,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:11:39,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:11:39,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:11:39,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:11:39,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:11:39,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:11:39,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:11:39,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:11:39,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:11:39,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:11:39,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:11:39,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:11:39,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:11:39,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:11:39,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:11:39,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:11:39,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:11:39,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:11:39,426 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:11:39,426 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:11:39,427 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:11:39,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:11:39,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:11:39,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:11:39,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:11:39,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:11:39,427 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:11:39,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:11:39,427 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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/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 -> 79ad09935e91298393e081684ad0c30624e5f231e8698ba144f1ce5f37ed3aae [2024-12-05 22:11:39,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:11:39,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:11:39,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:11:39,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:11:39,675 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:11:39,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c [2024-12-05 22:11:42,255 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data/3a9aa6326/cd17904b09024f8bbbcfebd99ff3d81a/FLAGa469c744b [2024-12-05 22:11:42,594 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:11:42,595 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c [2024-12-05 22:11:42,612 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data/3a9aa6326/cd17904b09024f8bbbcfebd99ff3d81a/FLAGa469c744b [2024-12-05 22:11:42,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data/3a9aa6326/cd17904b09024f8bbbcfebd99ff3d81a [2024-12-05 22:11:42,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:11:42,826 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:11:42,827 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:11:42,827 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:11:42,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:11:42,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:11:42" (1/1) ... [2024-12-05 22:11:42,831 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4639c3d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:42, skipping insertion in model container [2024-12-05 22:11:42,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:11:42" (1/1) ... [2024-12-05 22:11:42,874 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:11:43,025 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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c[1176,1189] [2024-12-05 22:11:43,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:11:43,402 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:11:43,409 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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c[1176,1189] [2024-12-05 22:11:43,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:11:43,660 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:11:43,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43 WrapperNode [2024-12-05 22:11:43,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:11:43,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:11:43,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:11:43,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:11:43,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:43,723 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:44,500 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8666 [2024-12-05 22:11:44,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:11:44,501 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:11:44,501 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:11:44,501 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:11:44,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:44,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:44,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:44,597 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:44,846 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:44,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:44,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:45,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:45,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:45,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:11:45,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:11:45,197 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:11:45,197 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:11:45,198 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:43" (1/1) ... [2024-12-05 22:11:45,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:11:45,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:11:45,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:11:45,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:11:45,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:11:45,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:11:45,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:11:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:11:45,734 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:11:45,736 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:11:54,613 INFO L? ?]: Removed 4743 outVars from TransFormulas that were not future-live. [2024-12-05 22:11:54,613 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:12:09,642 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:12:09,642 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:12:09,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:12:09 BoogieIcfgContainer [2024-12-05 22:12:09,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:12:09,643 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:12:09,644 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:12:09,652 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:12:09,652 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:12:09" (1/1) ... [2024-12-05 22:12:09,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:12:09,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:09,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:12:09,706 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:12:09,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:12:09,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:09,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:12:22,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:12:32,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:12:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:32,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:12:32,345 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:12:32,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:12:32,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:32,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:14:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:14:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:14:47,756 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:14:47,768 INFO L158 Benchmark]: Toolchain (without parser) took 184939.58ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 115.4MB in the beginning and 970.1MB in the end (delta: -854.7MB). Peak memory consumption was 741.0MB. Max. memory is 16.1GB. [2024-12-05 22:14:47,768 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:14:47,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 834.66ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 77.6MB in the end (delta: 37.5MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. [2024-12-05 22:14:47,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 838.76ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 77.0MB in the beginning and 215.2MB in the end (delta: -138.2MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. [2024-12-05 22:14:47,771 INFO L158 Benchmark]: Boogie Preprocessor took 695.15ms. Allocated memory was 402.7MB in the beginning and 755.0MB in the end (delta: 352.3MB). Free memory was 215.2MB in the beginning and 514.5MB in the end (delta: -299.3MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2024-12-05 22:14:47,773 INFO L158 Benchmark]: RCFGBuilder took 24445.75ms. Allocated memory was 755.0MB in the beginning and 2.3GB in the end (delta: 1.6GB). Free memory was 514.5MB in the beginning and 679.5MB in the end (delta: -164.9MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-12-05 22:14:47,774 INFO L158 Benchmark]: CodeCheck took 158121.30ms. Allocated memory was 2.3GB in the beginning and 1.7GB in the end (delta: -612.4MB). Free memory was 679.5MB in the beginning and 970.1MB in the end (delta: -290.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:14:47,779 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 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 834.66ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 77.6MB in the end (delta: 37.5MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 838.76ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 77.0MB in the beginning and 215.2MB in the end (delta: -138.2MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 695.15ms. Allocated memory was 402.7MB in the beginning and 755.0MB in the end (delta: 352.3MB). Free memory was 215.2MB in the beginning and 514.5MB in the end (delta: -299.3MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * RCFGBuilder took 24445.75ms. Allocated memory was 755.0MB in the beginning and 2.3GB in the end (delta: 1.6GB). Free memory was 514.5MB in the beginning and 679.5MB in the end (delta: -164.9MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 158121.30ms. Allocated memory was 2.3GB in the beginning and 1.7GB in the end (delta: -612.4MB). Free memory was 679.5MB in the beginning and 970.1MB in the end (delta: -290.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:14:47,998 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 22:14:48,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/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 79ad09935e91298393e081684ad0c30624e5f231e8698ba144f1ce5f37ed3aae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:14:50,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:14:50,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:14:50,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:14:50,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:14:50,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:14:50,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:14:50,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:14:50,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:14:50,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:14:50,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:14:50,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:14:50,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:14:50,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:14:50,547 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:14:50,547 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:14:50,547 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:14:50,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:14:50,548 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:14:50,548 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:14:50,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:14:50,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:14:50,548 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:14:50,548 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:14:50,548 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:14:50,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:14:50,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:14:50,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:14:50,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:14:50,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:14:50,549 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:14:50,549 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:14:50,549 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:14:50,549 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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/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 -> 79ad09935e91298393e081684ad0c30624e5f231e8698ba144f1ce5f37ed3aae [2024-12-05 22:14:50,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:14:50,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:14:50,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:14:50,885 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:14:50,885 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:14:50,887 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c [2024-12-05 22:14:54,366 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data/8142ade67/c541fcc94a224b0998a810c77db2e97b/FLAGe9175f861 [2024-12-05 22:14:54,771 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:14:54,771 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c [2024-12-05 22:14:54,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data/8142ade67/c541fcc94a224b0998a810c77db2e97b/FLAGe9175f861 [2024-12-05 22:14:54,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/data/8142ade67/c541fcc94a224b0998a810c77db2e97b [2024-12-05 22:14:54,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:14:54,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:14:54,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:14:54,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:14:54,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:14:54,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:14:54" (1/1) ... [2024-12-05 22:14:54,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e3291b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:54, skipping insertion in model container [2024-12-05 22:14:54,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:14:54" (1/1) ... [2024-12-05 22:14:54,890 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:14:55,073 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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c[1176,1189] [2024-12-05 22:14:55,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:14:55,440 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:14:55,450 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_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.2.prop1-func-interl.c[1176,1189] [2024-12-05 22:14:55,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:14:55,623 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:14:55,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55 WrapperNode [2024-12-05 22:14:55,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:14:55,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:14:55,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:14:55,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:14:55,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,780 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2510 [2024-12-05 22:14:55,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:14:55,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:14:55,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:14:55,781 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:14:55,790 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,858 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,870 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:14:55,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:14:55,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:14:55,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:14:55,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:14:55" (1/1) ... [2024-12-05 22:14:55,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:14:55,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:14:55,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:14:55,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:14:55,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:14:55,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:14:55,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:14:55,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:14:56,495 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:14:56,498 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:15:00,854 INFO L? ?]: Removed 93 outVars from TransFormulas that were not future-live. [2024-12-05 22:15:00,854 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:15:00,948 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:15:00,948 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:15:00,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:15:00 BoogieIcfgContainer [2024-12-05 22:15:00,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:15:00,949 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:15:00,949 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:15:00,959 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:15:00,959 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:15:00" (1/1) ... [2024-12-05 22:15:00,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:15:01,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:15:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:15:01,014 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:15:01,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:15:01,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:15:01,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:15:01,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:15:01,020 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:15:01,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:15:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:15:01,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:15:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:15:02,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:15:02,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:15:02,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:15:02,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:15:04,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:15:04,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:15:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:15:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:15:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:15:04,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:15:04,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:15:04,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:15:04,493 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:15:04,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfaf5784-75c5-44c8-bf1a-2454f828a2bd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:15:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:15:06,676 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:15:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:15:07,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:15:07,182 INFO L279 TraceCheckSpWp]: Computing forward predicates...