./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.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_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/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_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/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_85731949-0d51-4bfb-8617-280fd08d3c18/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 4b67d651ed8b1fa1f4edbbff70276f688183332c7d0932c0d0b5d67a2f44f4d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:41:51,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:41:51,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:41:51,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:41:51,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:41:51,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:41:51,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:41:51,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:41:51,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:41:51,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:41:51,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:41:51,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:41:51,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:41:51,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:41:51,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:41:51,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:41:51,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:41:51,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:41:51,506 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:41:51,506 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:41:51,506 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:41:51,507 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:41:51,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:41:51,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:41:51,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:41:51,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:41:51,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:41:51,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:41:51,507 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:41:51,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:41:51,507 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_85731949-0d51-4bfb-8617-280fd08d3c18/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 -> 4b67d651ed8b1fa1f4edbbff70276f688183332c7d0932c0d0b5d67a2f44f4d5 [2024-12-06 02:41:51,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:41:51,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:41:51,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:41:51,761 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:41:51,761 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:41:51,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c [2024-12-06 02:41:54,424 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data/168f93237/fb41a1c009b84b80a9a2cce3071c5423/FLAGf0cae8dd0 [2024-12-06 02:41:54,713 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:41:54,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c [2024-12-06 02:41:54,729 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data/168f93237/fb41a1c009b84b80a9a2cce3071c5423/FLAGf0cae8dd0 [2024-12-06 02:41:54,743 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data/168f93237/fb41a1c009b84b80a9a2cce3071c5423 [2024-12-06 02:41:54,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:41:54,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:41:54,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:41:54,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:41:54,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:41:54,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:41:54" (1/1) ... [2024-12-06 02:41:54,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5fe401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:54, skipping insertion in model container [2024-12-06 02:41:54,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:41:54" (1/1) ... [2024-12-06 02:41:54,794 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:41:54,955 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_85731949-0d51-4bfb-8617-280fd08d3c18/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c[1260,1273] [2024-12-06 02:41:55,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:41:55,248 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:41:55,258 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_85731949-0d51-4bfb-8617-280fd08d3c18/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c[1260,1273] [2024-12-06 02:41:55,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:41:55,438 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:41:55,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55 WrapperNode [2024-12-06 02:41:55,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:41:55,439 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:41:55,439 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:41:55,439 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:41:55,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:55,484 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:55,886 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4535 [2024-12-06 02:41:55,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:41:55,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:41:55,887 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:41:55,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:41:55,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:55,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:55,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:55,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:56,147 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:56,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:56,207 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:56,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:56,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:56,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:41:56,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:41:56,309 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:41:56,309 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:41:56,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:41:55" (1/1) ... [2024-12-06 02:41:56,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:41:56,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:41:56,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:41:56,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:41:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:41:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:41:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:41:56,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:41:56,688 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:41:56,690 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:42:01,524 INFO L? ?]: Removed 2696 outVars from TransFormulas that were not future-live. [2024-12-06 02:42:01,524 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:42:06,268 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:42:06,268 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:42:06,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:42:06 BoogieIcfgContainer [2024-12-06 02:42:06,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:42:06,269 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:42:06,269 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:42:06,276 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:42:06,277 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:42:06" (1/1) ... [2024-12-06 02:42:06,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:42:06,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:06,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:42:06,321 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:42:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:42:06,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:06,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:42:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:08,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:42:18,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:42:28,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:42:28,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:28,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 02:42:28,848 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 02:42:28,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:42:28,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:28,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:42:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:42:51,084 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:43:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:43:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:43:35,837 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:43:35,841 INFO L158 Benchmark]: Toolchain (without parser) took 101094.36ms. Allocated memory was 142.6MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 115.3MB in the beginning and 719.7MB in the end (delta: -604.4MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-12-06 02:43:35,841 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:43:35,841 INFO L158 Benchmark]: CACSL2BoogieTranslator took 690.94ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 84.0MB in the end (delta: 31.1MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2024-12-06 02:43:35,842 INFO L158 Benchmark]: Boogie Procedure Inliner took 447.18ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 84.0MB in the beginning and 295.5MB in the end (delta: -211.5MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2024-12-06 02:43:35,842 INFO L158 Benchmark]: Boogie Preprocessor took 420.97ms. Allocated memory is still 419.4MB. Free memory was 295.5MB in the beginning and 280.4MB in the end (delta: 15.1MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2024-12-06 02:43:35,843 INFO L158 Benchmark]: RCFGBuilder took 9960.48ms. Allocated memory was 419.4MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 280.2MB in the beginning and 884.2MB in the end (delta: -603.9MB). Peak memory consumption was 679.0MB. Max. memory is 16.1GB. [2024-12-06 02:43:35,843 INFO L158 Benchmark]: CodeCheck took 89570.85ms. Allocated memory was 1.4GB in the beginning and 2.0GB in the end (delta: 620.8MB). Free memory was 884.2MB in the beginning and 719.7MB in the end (delta: 164.5MB). Peak memory consumption was 793.6MB. Max. memory is 16.1GB. [2024-12-06 02:43:35,866 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 690.94ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 84.0MB in the end (delta: 31.1MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 447.18ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 84.0MB in the beginning and 295.5MB in the end (delta: -211.5MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 420.97ms. Allocated memory is still 419.4MB. Free memory was 295.5MB in the beginning and 280.4MB in the end (delta: 15.1MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. * RCFGBuilder took 9960.48ms. Allocated memory was 419.4MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 280.2MB in the beginning and 884.2MB in the end (delta: -603.9MB). Peak memory consumption was 679.0MB. Max. memory is 16.1GB. * CodeCheck took 89570.85ms. Allocated memory was 1.4GB in the beginning and 2.0GB in the end (delta: 620.8MB). Free memory was 884.2MB in the beginning and 719.7MB in the end (delta: 164.5MB). Peak memory consumption was 793.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:43:35,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/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_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/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_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/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_85731949-0d51-4bfb-8617-280fd08d3c18/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 4b67d651ed8b1fa1f4edbbff70276f688183332c7d0932c0d0b5d67a2f44f4d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:43:37,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:43:38,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:43:38,035 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:43:38,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:43:38,036 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:43:38,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:43:38,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:43:38,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:43:38,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:43:38,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:43:38,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:43:38,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:43:38,038 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:43:38,039 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:38,039 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:43:38,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:43:38,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:43:38,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:43:38,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:43:38,039 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:43:38,039 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:43:38,039 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:38,039 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:43:38,040 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_85731949-0d51-4bfb-8617-280fd08d3c18/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 -> 4b67d651ed8b1fa1f4edbbff70276f688183332c7d0932c0d0b5d67a2f44f4d5 [2024-12-06 02:43:38,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:43:38,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:43:38,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:43:38,270 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:43:38,271 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:43:38,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c [2024-12-06 02:43:40,900 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data/a4385736d/27c1047319e143fab9bcbbe16687b2ad/FLAGa3c69f59f [2024-12-06 02:43:41,216 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:43:41,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c [2024-12-06 02:43:41,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data/a4385736d/27c1047319e143fab9bcbbe16687b2ad/FLAGa3c69f59f [2024-12-06 02:43:41,491 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/data/a4385736d/27c1047319e143fab9bcbbe16687b2ad [2024-12-06 02:43:41,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:43:41,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:43:41,495 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:43:41,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:43:41,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:43:41,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:43:41" (1/1) ... [2024-12-06 02:43:41,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142803b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:41, skipping insertion in model container [2024-12-06 02:43:41,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:43:41" (1/1) ... [2024-12-06 02:43:41,538 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:43:41,674 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_85731949-0d51-4bfb-8617-280fd08d3c18/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c[1260,1273] [2024-12-06 02:43:41,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:43:41,939 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:43:41,946 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_85731949-0d51-4bfb-8617-280fd08d3c18/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p6.c[1260,1273] [2024-12-06 02:43:42,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:43:42,051 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:43:42,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42 WrapperNode [2024-12-06 02:43:42,052 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:43:42,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:43:42,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:43:42,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:43:42,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,161 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1837 [2024-12-06 02:43:42,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:43:42,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:43:42,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:43:42,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:43:42,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,182 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,214 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,221 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:43:42,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:43:42,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:43:42,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:43:42,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:42" (1/1) ... [2024-12-06 02:43:42,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:43:42,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:43:42,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:43:42,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:43:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:43:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:43:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:43:42,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:43:42,621 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:43:42,622 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:43:44,635 INFO L? ?]: Removed 97 outVars from TransFormulas that were not future-live. [2024-12-06 02:43:44,635 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:43:44,680 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:43:44,680 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:43:44,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:43:44 BoogieIcfgContainer [2024-12-06 02:43:44,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:43:44,681 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:43:44,681 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:43:44,688 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:43:44,688 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:43:44" (1/1) ... [2024-12-06 02:43:44,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:43:44,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:43:44,730 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:43:44,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:43:44,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:44,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:44,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:44,735 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:44,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:43:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:45,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:45,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 02:43:45,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:45,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:43:45,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:43:45,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:45,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:43:45,740 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:43:45,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:43:45,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:45,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:45,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:45,742 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:45,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:43:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:46,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:46,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 02:43:46,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:31,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:46:31,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 02:46:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 02:46:32,472 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 02:46:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:46:32,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:32,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:32,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:32,475 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:32,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85731949-0d51-4bfb-8617-280fd08d3c18/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:46:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:33,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:33,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-06 02:46:33,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:51:33,797 WARN L286 SmtUtils]: Spent 28.10s on a formula simplification. DAG size of input: 928 DAG size of output: 17 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)