./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/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_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/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_9fae56f7-2fb7-47c7-b4b2-30803716d441/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 5606bd40955c8278f2b6b1432c6d114e3c9551c4d874c0a1d6f9c688dcd7db4d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:19:36,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:19:36,880 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:19:36,884 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:19:36,885 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:19:36,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:19:36,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:19:36,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:19:36,904 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:19:36,904 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:19:36,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:19:36,905 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:19:36,905 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:19:36,906 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:19:36,906 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:19:36,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:19:36,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:19:36,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:19:36,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:19:36,906 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:19:36,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:19:36,906 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_9fae56f7-2fb7-47c7-b4b2-30803716d441/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 -> 5606bd40955c8278f2b6b1432c6d114e3c9551c4d874c0a1d6f9c688dcd7db4d [2024-12-06 04:19:37,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:19:37,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:19:37,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:19:37,119 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:19:37,120 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:19:37,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c [2024-12-06 04:19:39,748 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data/20b8ffcb5/5f8342252c3740cc96270f5e482157c8/FLAGfdf35c482 [2024-12-06 04:19:40,097 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:19:40,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c [2024-12-06 04:19:40,114 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data/20b8ffcb5/5f8342252c3740cc96270f5e482157c8/FLAGfdf35c482 [2024-12-06 04:19:40,322 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data/20b8ffcb5/5f8342252c3740cc96270f5e482157c8 [2024-12-06 04:19:40,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:19:40,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:19:40,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:19:40,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:19:40,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:19:40,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:19:40" (1/1) ... [2024-12-06 04:19:40,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1225dd7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:40, skipping insertion in model container [2024-12-06 04:19:40,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:19:40" (1/1) ... [2024-12-06 04:19:40,386 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:19:40,547 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_9fae56f7-2fb7-47c7-b4b2-30803716d441/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c[1183,1196] [2024-12-06 04:19:40,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:19:40,900 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:19:40,906 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_9fae56f7-2fb7-47c7-b4b2-30803716d441/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c[1183,1196] [2024-12-06 04:19:41,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:19:41,112 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:19:41,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41 WrapperNode [2024-12-06 04:19:41,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:19:41,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:19:41,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:19:41,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:19:41,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:41,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:41,984 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12102 [2024-12-06 04:19:41,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:19:41,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:19:41,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:19:41,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:19:41,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:41,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:42,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:42,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:42,712 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:42,756 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:42,804 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:42,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:42,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:43,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:19:43,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:19:43,129 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:19:43,129 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:19:43,130 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:41" (1/1) ... [2024-12-06 04:19:43,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:19:43,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:19:43,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:19:43,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:19:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:19:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:19:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:19:43,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:19:43,810 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:19:43,811 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:19:58,348 INFO L? ?]: Removed 6709 outVars from TransFormulas that were not future-live. [2024-12-06 04:19:58,348 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:20:15,664 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:20:15,664 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:20:15,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:20:15 BoogieIcfgContainer [2024-12-06 04:20:15,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:20:15,665 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:20:15,665 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:20:15,672 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:20:15,672 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:20:15" (1/1) ... [2024-12-06 04:20:15,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:20:15,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:20:15,725 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:20:15,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:20:15,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:15,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:17,580 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 04:20:28,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:20:38,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:20:38,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 04:20:38,577 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 04:20:38,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:20:38,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:38,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:23:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:23:00,440 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:25:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:26:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:26:06,880 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 04:26:06,883 INFO L158 Benchmark]: Toolchain (without parser) took 386557.59ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 114.3MB in the beginning and 817.5MB in the end (delta: -703.2MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-12-06 04:26:06,883 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:26:06,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.41ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 114.1MB in the beginning and 346.6MB in the end (delta: -232.5MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. [2024-12-06 04:26:06,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 870.50ms. Allocated memory is still 427.8MB. Free memory was 346.6MB in the beginning and 136.5MB in the end (delta: 210.1MB). Peak memory consumption was 366.2MB. Max. memory is 16.1GB. [2024-12-06 04:26:06,885 INFO L158 Benchmark]: Boogie Preprocessor took 1143.48ms. Allocated memory was 427.8MB in the beginning and 981.5MB in the end (delta: 553.6MB). Free memory was 136.5MB in the beginning and 597.0MB in the end (delta: -460.5MB). Peak memory consumption was 109.4MB. Max. memory is 16.1GB. [2024-12-06 04:26:06,885 INFO L158 Benchmark]: RCFGBuilder took 32535.30ms. Allocated memory was 981.5MB in the beginning and 1.8GB in the end (delta: 838.9MB). Free memory was 596.4MB in the beginning and 403.8MB in the end (delta: 192.6MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-12-06 04:26:06,886 INFO L158 Benchmark]: CodeCheck took 351216.90ms. Allocated memory was 1.8GB in the beginning and 2.4GB in the end (delta: 562.0MB). Free memory was 403.8MB in the beginning and 817.5MB in the end (delta: -413.7MB). Peak memory consumption was 156.5MB. Max. memory is 16.1GB. [2024-12-06 04:26:06,889 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 0.23ms. Allocated memory is still 142.6MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.41ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 114.1MB in the beginning and 346.6MB in the end (delta: -232.5MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 870.50ms. Allocated memory is still 427.8MB. Free memory was 346.6MB in the beginning and 136.5MB in the end (delta: 210.1MB). Peak memory consumption was 366.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1143.48ms. Allocated memory was 427.8MB in the beginning and 981.5MB in the end (delta: 553.6MB). Free memory was 136.5MB in the beginning and 597.0MB in the end (delta: -460.5MB). Peak memory consumption was 109.4MB. Max. memory is 16.1GB. * RCFGBuilder took 32535.30ms. Allocated memory was 981.5MB in the beginning and 1.8GB in the end (delta: 838.9MB). Free memory was 596.4MB in the beginning and 403.8MB in the end (delta: 192.6MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * CodeCheck took 351216.90ms. Allocated memory was 1.8GB in the beginning and 2.4GB in the end (delta: 562.0MB). Free memory was 403.8MB in the beginning and 817.5MB in the end (delta: -413.7MB). Peak memory consumption was 156.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:26:06,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/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_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/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_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/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_9fae56f7-2fb7-47c7-b4b2-30803716d441/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 5606bd40955c8278f2b6b1432c6d114e3c9551c4d874c0a1d6f9c688dcd7db4d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:26:08,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:26:09,050 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 04:26:09,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:26:09,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:26:09,077 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:26:09,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:26:09,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:26:09,078 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:26:09,078 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:26:09,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:26:09,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:26:09,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:26:09,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:26:09,078 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:26:09,078 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:26:09,079 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:26:09,079 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:26:09,079 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:26:09,079 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:26:09,079 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:26:09,079 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:26:09,079 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:26:09,079 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:26:09,079 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:26:09,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:26:09,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:26:09,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:26:09,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:26:09,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:26:09,080 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:26:09,080 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:26:09,080 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:26:09,080 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_9fae56f7-2fb7-47c7-b4b2-30803716d441/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 -> 5606bd40955c8278f2b6b1432c6d114e3c9551c4d874c0a1d6f9c688dcd7db4d [2024-12-06 04:26:09,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:26:09,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:26:09,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:26:09,314 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:26:09,315 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:26:09,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c [2024-12-06 04:26:11,945 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data/0a1f9a683/3e49238117ea4f5780a9054c6a950e01/FLAG5d7aab49b [2024-12-06 04:26:12,262 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:26:12,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c [2024-12-06 04:26:12,281 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data/0a1f9a683/3e49238117ea4f5780a9054c6a950e01/FLAG5d7aab49b [2024-12-06 04:26:12,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/data/0a1f9a683/3e49238117ea4f5780a9054c6a950e01 [2024-12-06 04:26:12,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:26:12,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:26:12,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:26:12,536 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:26:12,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:26:12,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:26:12" (1/1) ... [2024-12-06 04:26:12,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@724c7173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:12, skipping insertion in model container [2024-12-06 04:26:12,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:26:12" (1/1) ... [2024-12-06 04:26:12,605 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:26:12,780 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_9fae56f7-2fb7-47c7-b4b2-30803716d441/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c[1183,1196] [2024-12-06 04:26:13,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:26:13,112 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:26:13,122 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_9fae56f7-2fb7-47c7-b4b2-30803716d441/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cyclic_scheduler.1.prop1-func-interl.c[1183,1196] [2024-12-06 04:26:13,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:26:13,317 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:26:13,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13 WrapperNode [2024-12-06 04:26:13,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:26:13,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:26:13,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:26:13,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:26:13,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,455 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3478 [2024-12-06 04:26:13,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:26:13,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:26:13,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:26:13,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:26:13,461 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,532 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,566 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:26:13,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:26:13,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:26:13,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:26:13,590 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:26:13" (1/1) ... [2024-12-06 04:26:13,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:26:13,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:26:13,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:26:13,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:26:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:26:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:26:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:26:13,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:26:14,131 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:26:14,133 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:26:17,636 INFO L? ?]: Removed 134 outVars from TransFormulas that were not future-live. [2024-12-06 04:26:17,636 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:26:17,769 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:26:17,770 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:26:17,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:26:17 BoogieIcfgContainer [2024-12-06 04:26:17,770 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:26:17,771 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:26:17,771 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:26:17,780 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:26:17,780 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:26:17" (1/1) ... [2024-12-06 04:26:17,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:26:17,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:17,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:26:17,833 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:26:17,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:26:17,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:17,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:26:17,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:26:17,838 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:26:17,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:26:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:18,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:26:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:18,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:26:18,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:26:19,020 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 04:26:19,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:26:19,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:19,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 04:26:19,241 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 04:26:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:26:19,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:19,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:26:19,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:26:19,243 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:26:19,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fae56f7-2fb7-47c7-b4b2-30803716d441/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:26:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:20,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:26:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:20,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 04:26:20,942 INFO L279 TraceCheckSpWp]: Computing forward predicates...