./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.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_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/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_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/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_4445e0db-5b91-4475-892f-de845855b6e8/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 97fded05f92437e94fa003b5ae2891bb71eb55bafece74957d9531d2c0728f78 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:24,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:25,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 21:26:25,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:25,018 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:25,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:25,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:25,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:25,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:25,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:25,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:25,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:25,039 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:25,039 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:25,039 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:25,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:25,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:25,039 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:25,040 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:25,040 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:25,040 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:25,040 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:25,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:25,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:25,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:25,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:25,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:25,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:25,040 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:25,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:25,041 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_4445e0db-5b91-4475-892f-de845855b6e8/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 -> 97fded05f92437e94fa003b5ae2891bb71eb55bafece74957d9531d2c0728f78 [2024-12-05 21:26:25,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:25,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:25,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:25,291 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:25,292 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:25,293 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c [2024-12-05 21:26:27,949 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data/0d33f60c1/bb56c926585b4d2badf2a95c435fcc48/FLAG440c094de [2024-12-05 21:26:28,297 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:28,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c [2024-12-05 21:26:28,316 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data/0d33f60c1/bb56c926585b4d2badf2a95c435fcc48/FLAG440c094de [2024-12-05 21:26:28,543 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data/0d33f60c1/bb56c926585b4d2badf2a95c435fcc48 [2024-12-05 21:26:28,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:28,547 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:28,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:28,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:28,553 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:28,554 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:28" (1/1) ... [2024-12-05 21:26:28,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7de196f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:28, skipping insertion in model container [2024-12-05 21:26:28,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:28" (1/1) ... [2024-12-05 21:26:28,628 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:28,819 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_4445e0db-5b91-4475-892f-de845855b6e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c[1173,1186] [2024-12-05 21:26:29,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:29,256 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:29,263 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_4445e0db-5b91-4475-892f-de845855b6e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c[1173,1186] [2024-12-05 21:26:29,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:29,544 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:29,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29 WrapperNode [2024-12-05 21:26:29,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:29,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:29,545 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:29,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:29,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:30,465 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11456 [2024-12-05 21:26:30,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:30,467 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:30,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:30,467 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:30,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:30,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:30,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:30,745 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:31,097 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:31,126 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:31,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:31,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:31,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:31,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:31,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:31,445 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:31,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:31,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:31,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:31,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:31,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:31,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:26:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:32,211 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:32,213 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:49,476 INFO L? ?]: Removed 6880 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:49,476 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:27:04,031 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:27:04,032 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:27:04,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:27:04 BoogieIcfgContainer [2024-12-05 21:27:04,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:27:04,033 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:27:04,033 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:27:04,040 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:27:04,040 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:27:04" (1/1) ... [2024-12-05 21:27:04,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:27:04,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:04,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 21:27:04,084 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 21:27:04,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:27:04,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:04,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:27:15,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:25,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:26,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:26,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 21:27:26,187 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 21:27:26,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:27:26,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:26,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:32:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:32:03,747 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:36:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:36:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:36:21,321 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:36:21,326 INFO L158 Benchmark]: Toolchain (without parser) took 592778.91ms. Allocated memory was 117.4MB in the beginning and 3.0GB in the end (delta: 2.9GB). Free memory was 87.5MB in the beginning and 858.5MB in the end (delta: -771.0MB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2024-12-05 21:36:21,327 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:36:21,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 996.48ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 87.3MB in the beginning and 97.6MB in the end (delta: -10.4MB). Peak memory consumption was 147.9MB. Max. memory is 16.1GB. [2024-12-05 21:36:21,328 INFO L158 Benchmark]: Boogie Procedure Inliner took 920.81ms. Allocated memory was 184.5MB in the beginning and 369.1MB in the end (delta: 184.5MB). Free memory was 97.6MB in the beginning and 119.6MB in the end (delta: -21.9MB). Peak memory consumption was 268.0MB. Max. memory is 16.1GB. [2024-12-05 21:36:21,329 INFO L158 Benchmark]: Boogie Preprocessor took 977.13ms. Allocated memory was 369.1MB in the beginning and 1.3GB in the end (delta: 889.2MB). Free memory was 119.6MB in the beginning and 931.4MB in the end (delta: -811.8MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2024-12-05 21:36:21,329 INFO L158 Benchmark]: RCFGBuilder took 32587.50ms. Allocated memory was 1.3GB in the beginning and 3.0GB in the end (delta: 1.8GB). Free memory was 931.4MB in the beginning and 1.8GB in the end (delta: -819.6MB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-12-05 21:36:21,330 INFO L158 Benchmark]: CodeCheck took 557292.08ms. Allocated memory was 3.0GB in the beginning and 3.0GB in the end (delta: -67.1MB). Free memory was 1.8GB in the beginning and 858.5MB in the end (delta: 892.5MB). Peak memory consumption was 825.2MB. Max. memory is 16.1GB. [2024-12-05 21:36:21,334 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 0.36ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 996.48ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 87.3MB in the beginning and 97.6MB in the end (delta: -10.4MB). Peak memory consumption was 147.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 920.81ms. Allocated memory was 184.5MB in the beginning and 369.1MB in the end (delta: 184.5MB). Free memory was 97.6MB in the beginning and 119.6MB in the end (delta: -21.9MB). Peak memory consumption was 268.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 977.13ms. Allocated memory was 369.1MB in the beginning and 1.3GB in the end (delta: 889.2MB). Free memory was 119.6MB in the beginning and 931.4MB in the end (delta: -811.8MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. * RCFGBuilder took 32587.50ms. Allocated memory was 1.3GB in the beginning and 3.0GB in the end (delta: 1.8GB). Free memory was 931.4MB in the beginning and 1.8GB in the end (delta: -819.6MB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * CodeCheck took 557292.08ms. Allocated memory was 3.0GB in the beginning and 3.0GB in the end (delta: -67.1MB). Free memory was 1.8GB in the beginning and 858.5MB in the end (delta: 892.5MB). Peak memory consumption was 825.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:36:21,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/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_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/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_4445e0db-5b91-4475-892f-de845855b6e8/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 97fded05f92437e94fa003b5ae2891bb71eb55bafece74957d9531d2c0728f78 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:36:23,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:36:23,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 21:36:23,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:36:23,569 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:36:23,569 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:36:23,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:36:23,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:36:23,569 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:36:23,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:36:23,570 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:36:23,570 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:36:23,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:36:23,570 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:36:23,570 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:36:23,570 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:36:23,570 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:36:23,570 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:36:23,570 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:36:23,571 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:36:23,571 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:36:23,571 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:36:23,571 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:36:23,571 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:36:23,571 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:36:23,571 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:36:23,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:36:23,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:36:23,572 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:36:23,572 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:36:23,572 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:36:23,572 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:36:23,572 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:36:23,572 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_4445e0db-5b91-4475-892f-de845855b6e8/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 -> 97fded05f92437e94fa003b5ae2891bb71eb55bafece74957d9531d2c0728f78 [2024-12-05 21:36:23,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:36:23,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:36:23,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:36:23,815 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:36:23,815 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:36:23,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c [2024-12-05 21:36:26,413 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data/1ec546398/813cd46b6c194b7a913133c67ae1126c/FLAGc7057c524 [2024-12-05 21:36:26,774 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:36:26,774 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c [2024-12-05 21:36:26,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data/1ec546398/813cd46b6c194b7a913133c67ae1126c/FLAGc7057c524 [2024-12-05 21:36:26,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/data/1ec546398/813cd46b6c194b7a913133c67ae1126c [2024-12-05 21:36:26,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:36:26,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:36:26,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:36:26,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:36:26,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:36:26,825 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:36:26" (1/1) ... [2024-12-05 21:36:26,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fbe2f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:26, skipping insertion in model container [2024-12-05 21:36:26,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:36:26" (1/1) ... [2024-12-05 21:36:26,895 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:36:27,079 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_4445e0db-5b91-4475-892f-de845855b6e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c[1173,1186] [2024-12-05 21:36:27,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:36:27,445 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:36:27,455 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_4445e0db-5b91-4475-892f-de845855b6e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.4.prop1-func-interl.c[1173,1186] [2024-12-05 21:36:27,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:36:27,714 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:36:27,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27 WrapperNode [2024-12-05 21:36:27,715 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:36:27,716 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:36:27,716 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:36:27,716 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:36:27,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:27,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:27,950 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4184 [2024-12-05 21:36:27,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:36:27,951 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:36:27,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:36:27,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:36:27,959 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:27,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:27,983 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:27,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:28,056 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:28,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:28,066 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:28,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:28,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:28,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:36:28,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:36:28,109 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:36:28,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:36:28,110 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:36:27" (1/1) ... [2024-12-05 21:36:28,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:36:28,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:36:28,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:36:28,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:36:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:36:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:36:28,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:36:28,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:36:28,761 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:36:28,763 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:36:31,683 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-12-05 21:36:31,683 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:36:31,799 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:36:31,800 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:36:31,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:36:31 BoogieIcfgContainer [2024-12-05 21:36:31,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:36:31,801 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:36:31,801 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:36:31,810 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:36:31,811 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:36:31" (1/1) ... [2024-12-05 21:36:31,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:36:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:36:31,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 21:36:31,859 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 21:36:31,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:36:31,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:36:31,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:36:31,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:36:31,864 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:36:31,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:36:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:36:32,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:36:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:36:33,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:36:33,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:36:33,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:36:33,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:36:33,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:36:33,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 21:36:33,515 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 21:36:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:36:33,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:36:33,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:36:33,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:36:33,518 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:36:33,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4445e0db-5b91-4475-892f-de845855b6e8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:36:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:36:35,107 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:36:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:36:35,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 21:36:35,589 INFO L279 TraceCheckSpWp]: Computing forward predicates...