./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.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_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/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_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/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_650f980d-a641-4ad5-b4ce-30ac65701e1a/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 cd4a8cc0ccea0920efcf536a2fa66d50a0c7659b5900e2d2e0c968b58f72c65a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:49:03,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:49:03,727 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:49:03,731 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:49:03,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:49:03,749 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:49:03,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:49:03,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:49:03,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:49:03,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:49:03,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:49:03,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:49:03,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:49:03,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:49:03,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:49:03,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:49:03,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:49:03,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:49:03,751 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:49:03,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:49:03,751 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:49:03,751 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:49:03,751 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:49:03,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:49:03,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:49:03,751 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:49:03,751 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:49:03,751 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:49:03,752 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:49:03,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:49:03,752 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_650f980d-a641-4ad5-b4ce-30ac65701e1a/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 -> cd4a8cc0ccea0920efcf536a2fa66d50a0c7659b5900e2d2e0c968b58f72c65a [2024-12-06 05:49:03,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:49:03,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:49:03,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:49:03,987 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:49:03,988 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:49:03,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c [2024-12-06 05:49:06,587 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data/32e78ee76/14539fb2a6de443591d09ba612230ffd/FLAG926086dcf [2024-12-06 05:49:06,933 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:49:06,934 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c [2024-12-06 05:49:06,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data/32e78ee76/14539fb2a6de443591d09ba612230ffd/FLAG926086dcf [2024-12-06 05:49:07,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data/32e78ee76/14539fb2a6de443591d09ba612230ffd [2024-12-06 05:49:07,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:49:07,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:49:07,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:49:07,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:49:07,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:49:07,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:49:07" (1/1) ... [2024-12-06 05:49:07,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5197c0de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:07, skipping insertion in model container [2024-12-06 05:49:07,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:49:07" (1/1) ... [2024-12-06 05:49:07,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:49:07,415 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_650f980d-a641-4ad5-b4ce-30ac65701e1a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c[1176,1189] [2024-12-06 05:49:07,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:49:07,869 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:49:07,877 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_650f980d-a641-4ad5-b4ce-30ac65701e1a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c[1176,1189] [2024-12-06 05:49:08,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:49:08,209 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:49:08,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08 WrapperNode [2024-12-06 05:49:08,209 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:49:08,210 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:49:08,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:49:08,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:49:08,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:08,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:09,254 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 15051 [2024-12-06 05:49:09,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:49:09,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:49:09,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:49:09,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:49:09,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:09,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:09,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:09,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:09,818 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:09,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:09,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:10,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:10,137 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:10,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:49:10,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:49:10,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:49:10,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:49:10,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:08" (1/1) ... [2024-12-06 05:49:10,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:49:10,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:49:10,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:49:10,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:49:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:49:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:49:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:49:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:49:11,123 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:49:11,125 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:49:34,398 INFO L? ?]: Removed 7966 outVars from TransFormulas that were not future-live. [2024-12-06 05:49:34,398 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:49:58,797 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:49:58,797 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:49:58,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:49:58 BoogieIcfgContainer [2024-12-06 05:49:58,798 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:49:58,798 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:49:58,798 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:49:58,806 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:49:58,806 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:49:58" (1/1) ... [2024-12-06 05:49:58,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:49:58,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:49:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:49:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:49:58,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:58,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:00,446 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 05:50:10,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:50:21,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:50:21,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:21,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 05:50:21,403 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 05:50:21,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:50:21,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:21,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:55:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:56:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:56:03,380 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 05:56:03,384 INFO L158 Benchmark]: Toolchain (without parser) took 416213.67ms. Allocated memory was 117.4MB in the beginning and 4.1GB in the end (delta: 3.9GB). Free memory was 87.7MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-12-06 05:56:03,384 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:56:03,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1038.67ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 87.5MB in the beginning and 105.9MB in the end (delta: -18.5MB). Peak memory consumption was 145.1MB. Max. memory is 16.1GB. [2024-12-06 05:56:03,385 INFO L158 Benchmark]: Boogie Procedure Inliner took 1044.06ms. Allocated memory was 192.9MB in the beginning and 478.2MB in the end (delta: 285.2MB). Free memory was 105.9MB in the beginning and 191.6MB in the end (delta: -85.6MB). Peak memory consumption was 300.4MB. Max. memory is 16.1GB. [2024-12-06 05:56:03,386 INFO L158 Benchmark]: Boogie Preprocessor took 1088.70ms. Allocated memory was 478.2MB in the beginning and 1.2GB in the end (delta: 696.3MB). Free memory was 191.6MB in the beginning and 793.0MB in the end (delta: -601.4MB). Peak memory consumption was 140.7MB. Max. memory is 16.1GB. [2024-12-06 05:56:03,387 INFO L158 Benchmark]: RCFGBuilder took 48453.04ms. Allocated memory was 1.2GB in the beginning and 2.2GB in the end (delta: 1.1GB). Free memory was 793.0MB in the beginning and 572.8MB in the end (delta: 220.2MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-12-06 05:56:03,387 INFO L158 Benchmark]: CodeCheck took 364584.29ms. Allocated memory was 2.2GB in the beginning and 4.1GB in the end (delta: 1.8GB). Free memory was 572.8MB in the beginning and 3.0GB in the end (delta: -2.4GB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:56:03,390 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 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1038.67ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 87.5MB in the beginning and 105.9MB in the end (delta: -18.5MB). Peak memory consumption was 145.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1044.06ms. Allocated memory was 192.9MB in the beginning and 478.2MB in the end (delta: 285.2MB). Free memory was 105.9MB in the beginning and 191.6MB in the end (delta: -85.6MB). Peak memory consumption was 300.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1088.70ms. Allocated memory was 478.2MB in the beginning and 1.2GB in the end (delta: 696.3MB). Free memory was 191.6MB in the beginning and 793.0MB in the end (delta: -601.4MB). Peak memory consumption was 140.7MB. Max. memory is 16.1GB. * RCFGBuilder took 48453.04ms. Allocated memory was 1.2GB in the beginning and 2.2GB in the end (delta: 1.1GB). Free memory was 793.0MB in the beginning and 572.8MB in the end (delta: 220.2MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. * CodeCheck took 364584.29ms. Allocated memory was 2.2GB in the beginning and 4.1GB in the end (delta: 1.8GB). Free memory was 572.8MB in the beginning and 3.0GB in the end (delta: -2.4GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:56:03,600 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 05:56:03,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/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_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/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_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/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_650f980d-a641-4ad5-b4ce-30ac65701e1a/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 cd4a8cc0ccea0920efcf536a2fa66d50a0c7659b5900e2d2e0c968b58f72c65a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:56:05,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:56:05,666 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:56:05,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:56:05,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:56:05,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:56:05,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:56:05,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:56:05,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:56:05,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:56:05,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:56:05,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:56:05,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:56:05,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:56:05,693 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:56:05,693 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:56:05,694 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:56:05,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:56:05,694 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:56:05,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:56:05,694 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:56:05,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:56:05,694 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:56:05,694 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:05,694 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:56:05,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:56:05,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:56:05,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:56:05,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:56:05,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:56:05,695 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:56:05,695 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:05,695 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:56:05,695 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_650f980d-a641-4ad5-b4ce-30ac65701e1a/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 -> cd4a8cc0ccea0920efcf536a2fa66d50a0c7659b5900e2d2e0c968b58f72c65a [2024-12-06 05:56:05,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:56:05,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:56:05,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:56:05,942 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:56:05,943 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:56:05,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c [2024-12-06 05:56:08,630 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data/58f531460/5ec0e1703e7140e8bd4774b53ca3308f/FLAGe282ff121 [2024-12-06 05:56:08,958 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:56:08,959 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c [2024-12-06 05:56:08,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data/58f531460/5ec0e1703e7140e8bd4774b53ca3308f/FLAGe282ff121 [2024-12-06 05:56:09,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/data/58f531460/5ec0e1703e7140e8bd4774b53ca3308f [2024-12-06 05:56:09,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:56:09,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:56:09,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:56:09,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:56:09,009 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:56:09,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:09,011 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4adeee88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09, skipping insertion in model container [2024-12-06 05:56:09,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:09,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:56:09,248 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_650f980d-a641-4ad5-b4ce-30ac65701e1a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c[1176,1189] [2024-12-06 05:56:09,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:56:09,594 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:56:09,604 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_650f980d-a641-4ad5-b4ce-30ac65701e1a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.6.prop1-func-interl.c[1176,1189] [2024-12-06 05:56:09,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:56:09,811 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:56:09,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09 WrapperNode [2024-12-06 05:56:09,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:56:09,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:56:09,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:56:09,813 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:56:09,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:09,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:09,989 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3883 [2024-12-06 05:56:09,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:56:09,989 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:56:09,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:56:09,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:56:09,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:09,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:10,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:10,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:10,102 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:10,107 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:10,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:10,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:10,132 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:10,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:56:10,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:56:10,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:56:10,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:56:10,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:56:09" (1/1) ... [2024-12-06 05:56:10,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:56:10,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:56:10,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:56:10,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:56:10,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:56:10,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:56:10,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:56:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:56:10,749 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:56:10,751 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:56:20,111 INFO L? ?]: Removed 134 outVars from TransFormulas that were not future-live. [2024-12-06 05:56:20,111 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:56:20,191 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:56:20,192 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:56:20,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:56:20 BoogieIcfgContainer [2024-12-06 05:56:20,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:56:20,193 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:56:20,193 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:56:20,199 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:56:20,200 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:56:20" (1/1) ... [2024-12-06 05:56:20,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:56:20,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:56:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:56:20,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:56:20,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:20,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:20,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:56:20,244 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:56:20,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:56:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:21,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:56:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:21,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 05:56:21,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:56:21,696 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 05:56:21,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:56:25,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:56:25,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:25,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 05:56:25,355 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 05:56:25,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:56:25,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:25,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:25,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:56:25,357 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:56:25,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_650f980d-a641-4ad5-b4ce-30ac65701e1a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:56:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:28,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:56:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:29,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 05:56:29,077 INFO L279 TraceCheckSpWp]: Computing forward predicates...