./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/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 f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:22:19,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:22:19,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:22:19,199 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:22:19,199 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:22:19,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:22:19,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:22:19,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:22:19,220 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:22:19,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:22:19,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:22:19,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:22:19,220 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:22:19,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:22:19,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:22:19,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:22:19,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:22:19,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:22:19,221 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:22:19,221 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:22:19,221 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:22:19,221 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:22:19,221 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:22:19,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:22:19,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:19,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:22:19,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:22:19,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:22:19,222 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:22:19,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:22:19,222 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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/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 -> f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e [2024-12-06 02:22:19,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:22:19,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:22:19,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:22:19,468 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:22:19,468 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:22:19,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2024-12-06 02:22:22,199 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data/f77a2cae9/2e8cd71b7297492a8b218d871b4132c3/FLAG7f8720486 [2024-12-06 02:22:22,522 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:22:22,522 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2024-12-06 02:22:22,537 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data/f77a2cae9/2e8cd71b7297492a8b218d871b4132c3/FLAG7f8720486 [2024-12-06 02:22:22,782 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data/f77a2cae9/2e8cd71b7297492a8b218d871b4132c3 [2024-12-06 02:22:22,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:22:22,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:22:22,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:22,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:22:22,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:22:22,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:22" (1/1) ... [2024-12-06 02:22:22,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be2874f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:22, skipping insertion in model container [2024-12-06 02:22:22,792 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:22" (1/1) ... [2024-12-06 02:22:22,835 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:22:22,986 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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2024-12-06 02:22:23,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:23,277 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:22:23,286 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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2024-12-06 02:22:23,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:23,475 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:22:23,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23 WrapperNode [2024-12-06 02:22:23,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:23,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:23,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:22:23,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:22:23,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:23,526 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,048 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7305 [2024-12-06 02:22:24,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:24,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:22:24,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:22:24,109 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:22:24,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,214 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,374 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,477 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:22:24,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:22:24,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:22:24,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:22:24,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:23" (1/1) ... [2024-12-06 02:22:24,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:24,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:22:24,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:22:24,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:22:24,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:22:24,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:22:24,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:22:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:22:25,124 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:22:25,125 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:22:32,933 INFO L? ?]: Removed 3868 outVars from TransFormulas that were not future-live. [2024-12-06 02:22:32,933 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:22:42,841 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:22:42,841 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:22:42,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:22:42 BoogieIcfgContainer [2024-12-06 02:22:42,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:22:42,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:22:42,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:22:42,849 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:22:42,850 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:22:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:42,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:22:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:22:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:22:42,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:42,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:22:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:44,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:22:54,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:23:04,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:23:04,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:23:04,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 02:23:04,891 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 02:23:04,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:23:04,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:23:04,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:23:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:24:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:24:05,726 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:24:05,730 INFO L158 Benchmark]: Toolchain (without parser) took 102944.55ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 113.1MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-06 02:24:05,730 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:24:05,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 690.08ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 75.6MB in the end (delta: 37.3MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2024-12-06 02:24:05,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 571.97ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 75.6MB in the beginning and 131.8MB in the end (delta: -56.1MB). Peak memory consumption was 126.5MB. Max. memory is 16.1GB. [2024-12-06 02:24:05,731 INFO L158 Benchmark]: Boogie Preprocessor took 531.54ms. Allocated memory is still 318.8MB. Free memory was 172.3MB in the beginning and 123.0MB in the end (delta: 49.3MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2024-12-06 02:24:05,731 INFO L158 Benchmark]: RCFGBuilder took 18201.26ms. Allocated memory was 318.8MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 123.0MB in the beginning and 799.8MB in the end (delta: -676.8MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-12-06 02:24:05,731 INFO L158 Benchmark]: CodeCheck took 82886.18ms. Allocated memory is still 2.4GB. Free memory was 799.8MB in the beginning and 1.2GB in the end (delta: -406.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:24:05,733 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 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 690.08ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 75.6MB in the end (delta: 37.3MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 571.97ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 75.6MB in the beginning and 131.8MB in the end (delta: -56.1MB). Peak memory consumption was 126.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 531.54ms. Allocated memory is still 318.8MB. Free memory was 172.3MB in the beginning and 123.0MB in the end (delta: 49.3MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. * RCFGBuilder took 18201.26ms. Allocated memory was 318.8MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 123.0MB in the beginning and 799.8MB in the end (delta: -676.8MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 82886.18ms. Allocated memory is still 2.4GB. Free memory was 799.8MB in the beginning and 1.2GB in the end (delta: -406.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:24:05,939 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 02:24:05,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/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 f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:24:07,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:24:07,854 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:24:07,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:24:07,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:24:07,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:24:07,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:24:07,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:24:07,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:24:07,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:24:07,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:24:07,880 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:24:07,880 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:24:07,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:24:07,880 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:24:07,880 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:24:07,880 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:24:07,880 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:24:07,881 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:24:07,881 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:24:07,881 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:24:07,881 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:24:07,881 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:24:07,881 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:07,882 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:24:07,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:24:07,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:24:07,882 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:24:07,882 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:24:07,882 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:24:07,882 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:24:07,883 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:07,883 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:24:07,883 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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/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 -> f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e [2024-12-06 02:24:08,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:24:08,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:24:08,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:24:08,120 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:24:08,120 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:24:08,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2024-12-06 02:24:10,820 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data/f9fefc99c/98ff9d75c9a24aff95edf9d94c262902/FLAG0bcbad0e6 [2024-12-06 02:24:11,081 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:24:11,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2024-12-06 02:24:11,099 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data/f9fefc99c/98ff9d75c9a24aff95edf9d94c262902/FLAG0bcbad0e6 [2024-12-06 02:24:11,367 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/data/f9fefc99c/98ff9d75c9a24aff95edf9d94c262902 [2024-12-06 02:24:11,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:24:11,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:24:11,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:11,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:24:11,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:24:11,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:11,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f630ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11, skipping insertion in model container [2024-12-06 02:24:11,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:11,415 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:24:11,570 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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2024-12-06 02:24:11,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:24:11,821 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:24:11,830 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_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2024-12-06 02:24:11,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:24:11,951 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:24:11,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11 WrapperNode [2024-12-06 02:24:11,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:11,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:24:11,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:24:11,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:24:11,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:11,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,065 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1921 [2024-12-06 02:24:12,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:24:12,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:24:12,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:24:12,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:24:12,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,119 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,126 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:24:12,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:24:12,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:24:12,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:24:12,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:11" (1/1) ... [2024-12-06 02:24:12,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:24:12,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:24:12,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:24:12,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:24:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:24:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:24:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:24:12,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:24:12,538 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:24:12,540 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:24:15,446 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2024-12-06 02:24:15,446 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:24:15,514 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:24:15,515 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:24:15,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:15 BoogieIcfgContainer [2024-12-06 02:24:15,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:24:15,516 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:24:15,516 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:24:15,536 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:24:15,536 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:15" (1/1) ... [2024-12-06 02:24:15,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:24:15,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:15,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:24:15,589 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:24:15,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:24:15,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:24:15,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:15,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:24:15,595 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:24:15,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:24:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:16,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:24:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:16,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:24:16,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:24:16,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:24:16,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:24:17,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:24:17,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:17,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:24:17,681 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:24:17,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:24:17,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:24:17,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:17,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:24:17,683 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:24:17,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6afcf4fe-5f29-4fe9-87fd-9f0fc578dd9f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:24:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:19,134 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:24:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:19,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:24:19,512 INFO L279 TraceCheckSpWp]: Computing forward predicates...