./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm --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 17d3e5b5c9db6f8916ca3a7539b96030296c4a6379b5be043e76519596be91cb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:06:37,138 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:06:37,225 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:06:37,233 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:06:37,234 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:06:37,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:06:37,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:06:37,271 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:06:37,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:06:37,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:06:37,272 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:06:37,272 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:06:37,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:06:37,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:06:37,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:06:37,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:06:37,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:06:37,273 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:06:37,273 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:06:37,273 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:06:37,273 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:06:37,273 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:06:37,273 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:06:37,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:06:37,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:37,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:06:37,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:06:37,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:06:37,274 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:06:37,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:06:37,276 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_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm 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 -> 17d3e5b5c9db6f8916ca3a7539b96030296c4a6379b5be043e76519596be91cb [2024-11-13 21:06:37,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:06:37,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:06:37,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:06:37,623 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:06:37,624 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:06:37,627 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c Unable to find full path for "g++" [2024-11-13 21:06:39,576 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:06:40,076 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:06:40,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c [2024-11-13 21:06:40,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/data/275c3f2f5/b7fbb6682684408ba41389c46329139a/FLAG1d93f9009 [2024-11-13 21:06:40,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/data/275c3f2f5/b7fbb6682684408ba41389c46329139a [2024-11-13 21:06:40,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:06:40,137 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:06:40,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:40,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:06:40,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:06:40,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:40" (1/1) ... [2024-11-13 21:06:40,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7985cd73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:40, skipping insertion in model container [2024-11-13 21:06:40,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:40" (1/1) ... [2024-11-13 21:06:40,220 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:06:40,408 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_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c[1260,1273] [2024-11-13 21:06:40,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:40,868 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:06:40,878 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_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c[1260,1273] [2024-11-13 21:06:41,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:41,185 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:06:41,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41 WrapperNode [2024-11-13 21:06:41,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:41,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:41,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:06:41,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:06:41,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:41,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:41,862 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4461 [2024-11-13 21:06:41,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:41,863 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:06:41,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:06:41,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:06:41,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:41,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:42,032 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:42,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:42,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:42,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:42,386 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:42,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:42,503 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:06:42,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:06:42,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:06:42,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:06:42,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:41" (1/1) ... [2024-11-13 21:06:42,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:42,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:06:42,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:06:42,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:06:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:06:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:06:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:06:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:06:43,081 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:06:43,083 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:06:49,286 INFO L? ?]: Removed 2652 outVars from TransFormulas that were not future-live. [2024-11-13 21:06:49,286 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:06:57,219 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:06:57,219 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:06:57,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:57 BoogieIcfgContainer [2024-11-13 21:06:57,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:06:57,221 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:06:57,221 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:06:57,233 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:06:57,233 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:57" (1/1) ... [2024-11-13 21:06:57,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:06:57,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:06:57,312 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:06:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:06:57,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:57,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:58,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:09,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:07:19,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:07:19,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:19,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 21:07:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 21:07:19,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:07:19,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:19,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:55,668 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:08:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:08:41,914 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) [2024-11-13 21:08:41,919 INFO L158 Benchmark]: Toolchain (without parser) took 121781.81ms. Allocated memory was 117.4MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 89.7MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-13 21:08:41,919 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:41,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1048.23ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 62.7MB in the end (delta: 26.7MB). Peak memory consumption was 84.2MB. Max. memory is 16.1GB. [2024-11-13 21:08:41,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 675.84ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 62.7MB in the beginning and 161.1MB in the end (delta: -98.3MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2024-11-13 21:08:41,924 INFO L158 Benchmark]: Boogie Preprocessor took 639.84ms. Allocated memory is still 285.2MB. Free memory was 161.1MB in the beginning and 155.0MB in the end (delta: 6.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-13 21:08:41,924 INFO L158 Benchmark]: RCFGBuilder took 14715.14ms. Allocated memory was 285.2MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 155.0MB in the beginning and 935.3MB in the end (delta: -780.3MB). Peak memory consumption was 937.0MB. Max. memory is 16.1GB. [2024-11-13 21:08:41,925 INFO L158 Benchmark]: CodeCheck took 104697.31ms. Allocated memory was 1.4GB in the beginning and 3.1GB in the end (delta: 1.6GB). Free memory was 935.3MB in the beginning and 2.0GB in the end (delta: -1.1GB). Peak memory consumption was 535.8MB. Max. memory is 16.1GB. [2024-11-13 21:08:41,928 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 0.74ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1048.23ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 62.7MB in the end (delta: 26.7MB). Peak memory consumption was 84.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 675.84ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 62.7MB in the beginning and 161.1MB in the end (delta: -98.3MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 639.84ms. Allocated memory is still 285.2MB. Free memory was 161.1MB in the beginning and 155.0MB in the end (delta: 6.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * RCFGBuilder took 14715.14ms. Allocated memory was 285.2MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 155.0MB in the beginning and 935.3MB in the end (delta: -780.3MB). Peak memory consumption was 937.0MB. Max. memory is 16.1GB. * CodeCheck took 104697.31ms. Allocated memory was 1.4GB in the beginning and 3.1GB in the end (delta: 1.6GB). Free memory was 935.3MB in the beginning and 2.0GB in the end (delta: -1.1GB). Peak memory consumption was 535.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:08:41,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/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_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm --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 17d3e5b5c9db6f8916ca3a7539b96030296c4a6379b5be043e76519596be91cb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:08:44,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:08:44,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:08:44,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:08:44,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:08:44,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:08:44,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:08:44,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:08:44,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:08:44,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:08:44,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:08:44,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:08:44,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:08:44,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:08:44,983 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:08:44,983 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:08:44,983 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:08:44,983 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:08:44,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:08:44,984 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:08:44,984 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:08:44,984 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:08:44,984 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:08:44,984 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:44,985 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:08:44,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:08:44,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:44,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:08:44,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:08:44,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:08:44,985 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:08:44,986 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:44,986 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:08:44,986 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_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm 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 -> 17d3e5b5c9db6f8916ca3a7539b96030296c4a6379b5be043e76519596be91cb [2024-11-13 21:08:45,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:08:45,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:08:45,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:08:45,330 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:08:45,331 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:08:45,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c Unable to find full path for "g++" [2024-11-13 21:08:47,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:08:47,695 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:08:47,698 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c [2024-11-13 21:08:47,713 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/data/678627d63/81f5674c1bd847e49b49a5d9d12444f2/FLAGb11d99ffd [2024-11-13 21:08:47,729 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/data/678627d63/81f5674c1bd847e49b49a5d9d12444f2 [2024-11-13 21:08:47,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:08:47,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:08:47,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:47,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:08:47,737 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:08:47,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:47" (1/1) ... [2024-11-13 21:08:47,739 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4774eb7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:47, skipping insertion in model container [2024-11-13 21:08:47,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:47" (1/1) ... [2024-11-13 21:08:47,808 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:08:48,050 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_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c[1260,1273] [2024-11-13 21:08:48,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:48,519 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:08:48,533 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_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c[1260,1273] [2024-11-13 21:08:48,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:48,778 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:08:48,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48 WrapperNode [2024-11-13 21:08:48,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:48,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:48,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:08:48,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:08:48,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:48,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:48,974 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1811 [2024-11-13 21:08:48,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:48,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:08:48,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:08:48,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:08:48,984 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:48,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:49,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:49,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:49,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:49,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:49,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:49,106 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:49,131 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:08:49,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:08:49,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:08:49,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:08:49,135 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:48" (1/1) ... [2024-11-13 21:08:49,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:49,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:08:49,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:08:49,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:08:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:08:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:08:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:08:49,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:08:49,769 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:08:49,771 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:08:53,078 INFO L? ?]: Removed 72 outVars from TransFormulas that were not future-live. [2024-11-13 21:08:53,079 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:08:53,171 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:08:53,171 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:08:53,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:53 BoogieIcfgContainer [2024-11-13 21:08:53,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:08:53,173 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:08:53,173 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:08:53,185 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:08:53,185 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:53" (1/1) ... [2024-11-13 21:08:53,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:08:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:53,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:08:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:08:53,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:08:53,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:53,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:53,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:53,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:53,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:08:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:54,011 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:54,185 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:08:54,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:54,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:54,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:08:54,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:08:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:08:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:08:54,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:54,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:54,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:54,681 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:54,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:08:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:55,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:56,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:08:56,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:56,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:08:58,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:58,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2024-11-13 21:08:58,030 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2024-11-13 21:08:58,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:08:58,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:58,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:58,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:58,035 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:58,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:08:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:59,630 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:00,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-13 21:09:00,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:04,313 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:04,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:09:11,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:09:11,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:11,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 19 states and 50 transitions. [2024-11-13 21:09:11,585 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 50 transitions. [2024-11-13 21:09:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:09:11,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:11,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:11,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:11,592 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:11,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:09:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:12,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:13,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-13 21:09:13,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:16,459 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:16,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 21:09:17,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:17,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 20 states and 56 transitions. [2024-11-13 21:09:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 56 transitions. [2024-11-13 21:09:17,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:09:17,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:17,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:17,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:17,800 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:17,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e04ab0a0-0e6f-4af8-b596-c8d9803eb58e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:09:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:19,863 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:20,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-13 21:09:20,516 INFO L278 TraceCheckSpWp]: Computing forward predicates...