./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/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_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/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 32bit --witnessprinter.graph.data.programhash 5f2f275be1bc64878f3fa8c0cc98d410f75766d8acda1f5a74b32c4e3f3632e7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:38:39,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:38:39,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:38:39,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:38:39,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:38:39,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:38:39,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:38:39,702 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:38:39,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:38:39,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:38:39,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:38:39,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:38:39,703 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:38:39,703 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:38:39,703 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:38:39,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:38:39,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:38:39,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:38:39,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:38:39,704 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:38:39,704 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:38:39,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:38:39,704 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:38:39,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:38:39,704 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:38:39,704 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:38:39,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:38:39,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:39,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:38:39,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:38:39,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:38:39,705 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:38:39,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:38:39,705 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_18cf452f-3acc-45a0-b26e-a8831797116f/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f2f275be1bc64878f3fa8c0cc98d410f75766d8acda1f5a74b32c4e3f3632e7 [2024-11-13 20:38:40,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:38:40,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:38:40,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:38:40,023 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:38:40,024 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:38:40,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 20:38:41,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:38:41,911 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException: Cannot invoke "String.equalsIgnoreCase(String)" because "kindStr" is null at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:38:42,306 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:38:42,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i [2024-11-13 20:38:42,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/data/5383e55db/4848e199ad454790a22d58ddde52af64/FLAG36c366f39 [2024-11-13 20:38:42,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/data/5383e55db/4848e199ad454790a22d58ddde52af64 [2024-11-13 20:38:42,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:38:42,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:38:42,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:42,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:38:42,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:38:42,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:42" (1/1) ... [2024-11-13 20:38:42,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c1ad49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:42, skipping insertion in model container [2024-11-13 20:38:42,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:42" (1/1) ... [2024-11-13 20:38:42,453 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:38:43,311 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:38:43,317 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_18cf452f-3acc-45a0-b26e-a8831797116f/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i[63145,63158] [2024-11-13 20:38:43,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:43,335 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:38:43,413 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:38:43,416 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_18cf452f-3acc-45a0-b26e-a8831797116f/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i[63145,63158] [2024-11-13 20:38:43,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:43,631 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:38:43,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43 WrapperNode [2024-11-13 20:38:43,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:43,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:43,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:38:43,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:38:43,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,710 INFO L138 Inliner]: procedures = 557, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2024-11-13 20:38:43,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:43,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:38:43,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:38:43,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:38:43,725 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,740 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:38:43,741 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:38:43,741 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:38:43,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:38:43,742 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:43,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:38:43,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:38:43,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:38:43,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:38:43,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:38:43,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:38:43,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:38:43,958 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:38:43,960 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:38:44,051 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-13 20:38:44,051 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:38:44,100 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:38:44,100 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:38:44,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:44 BoogieIcfgContainer [2024-11-13 20:38:44,100 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:38:44,101 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:38:44,101 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:38:44,114 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:38:44,115 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:44" (1/1) ... [2024-11-13 20:38:44,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:38:44,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:44,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 20:38:44,195 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 20:38:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:38:44,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:44,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:44,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:38:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:44,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:38:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:44,395 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:38:44,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:38:44 ImpRootNode [2024-11-13 20:38:44,414 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:38:44,419 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:38:44,419 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:38:44,419 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:38:44,420 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:44" (3/4) ... [2024-11-13 20:38:44,422 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:38:44,423 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:38:44,427 INFO L158 Benchmark]: Toolchain (without parser) took 2051.09ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 101.2MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-13 20:38:44,428 INFO L158 Benchmark]: CDTParser took 1.04ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 74.1MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:44,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1257.58ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 55.6MB in the end (delta: 58.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 20:38:44,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.84ms. Allocated memory is still 142.6MB. Free memory was 55.4MB in the beginning and 53.2MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:38:44,429 INFO L158 Benchmark]: Boogie Preprocessor took 27.93ms. Allocated memory is still 142.6MB. Free memory was 53.2MB in the beginning and 52.5MB in the end (delta: 791.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:44,430 INFO L158 Benchmark]: RCFGBuilder took 359.98ms. Allocated memory is still 142.6MB. Free memory was 52.5MB in the beginning and 112.3MB in the end (delta: -59.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-13 20:38:44,430 INFO L158 Benchmark]: CodeCheck took 312.89ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 102.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:38:44,433 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 101.2MB in the end (delta: 763.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:44,436 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 853]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 853, overapproximation of someBinaryFLOATComparisonOperation at line 848, overapproximation of someBinaryArithmeticFLOAToperation at line 849. Possible FailurePath: [L847] float x1 = __VERIFIER_nondet_float(); [L848] COND FALSE !(!(__builtin_isgreaterequal(x1, -88.0f) && __builtin_islessequal(x1, 88.0f))) [L849] float x2 = x1 + 1e-2f; [L850] float y1 = expf(x1); [L851] float y2 = expf(x2); [L852] float derivative = (y2 - y1) / 1e-2f; [L853] COND TRUE !(__builtin_isgreaterequal(derivative, y2)) [L853] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 74.1MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1257.58ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 55.6MB in the end (delta: 58.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.84ms. Allocated memory is still 142.6MB. Free memory was 55.4MB in the beginning and 53.2MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.93ms. Allocated memory is still 142.6MB. Free memory was 53.2MB in the beginning and 52.5MB in the end (delta: 791.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 359.98ms. Allocated memory is still 142.6MB. Free memory was 52.5MB in the beginning and 112.3MB in the end (delta: -59.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 312.89ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 102.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 101.2MB in the end (delta: 763.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:38:44,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/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_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/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_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/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 32bit --witnessprinter.graph.data.programhash 5f2f275be1bc64878f3fa8c0cc98d410f75766d8acda1f5a74b32c4e3f3632e7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:38:47,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:38:47,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:38:47,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:38:47,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:38:47,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:38:47,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:38:47,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:38:47,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:38:47,313 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:38:47,313 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:38:47,313 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:38:47,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:38:47,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:38:47,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:38:47,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:38:47,314 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:38:47,314 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:38:47,314 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:38:47,316 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:38:47,316 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:38:47,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:38:47,317 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:38:47,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:38:47,317 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:38:47,317 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:38:47,317 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:38:47,317 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:38:47,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:38:47,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:47,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:38:47,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:38:47,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:38:47,318 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:38:47,318 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:38:47,318 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:38:47,318 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_18cf452f-3acc-45a0-b26e-a8831797116f/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f2f275be1bc64878f3fa8c0cc98d410f75766d8acda1f5a74b32c4e3f3632e7 [2024-11-13 20:38:47,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:38:47,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:38:47,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:38:47,624 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:38:47,624 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:38:47,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 20:38:49,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:38:50,168 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:38:50,173 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i [2024-11-13 20:38:50,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/data/6fbb1d0f9/75bcb28a60d7417ea088e18e6ae9c938/FLAGed35eddcb [2024-11-13 20:38:50,233 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/data/6fbb1d0f9/75bcb28a60d7417ea088e18e6ae9c938 [2024-11-13 20:38:50,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:38:50,238 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:38:50,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:50,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:38:50,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:38:50,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:50" (1/1) ... [2024-11-13 20:38:50,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f897009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:50, skipping insertion in model container [2024-11-13 20:38:50,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:50" (1/1) ... [2024-11-13 20:38:50,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:38:51,307 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:38:51,313 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_18cf452f-3acc-45a0-b26e-a8831797116f/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i[63145,63158] [2024-11-13 20:38:51,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:51,335 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:38:51,401 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:38:51,402 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_18cf452f-3acc-45a0-b26e-a8831797116f/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i[63145,63158] [2024-11-13 20:38:51,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:51,627 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:38:51,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51 WrapperNode [2024-11-13 20:38:51,627 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:51,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:51,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:38:51,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:38:51,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,711 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-11-13 20:38:51,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:51,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:38:51,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:38:51,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:38:51,721 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,742 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:38:51,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:38:51,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:38:51,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:38:51,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:51,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:38:51,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:38:51,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:38:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:38:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:38:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:38:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:38:51,941 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:38:51,944 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:38:52,887 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:38:52,887 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:38:52,973 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:38:52,973 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:38:52,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:52 BoogieIcfgContainer [2024-11-13 20:38:52,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:38:52,976 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:38:52,976 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:38:52,987 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:38:52,987 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:52" (1/1) ... [2024-11-13 20:38:52,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:38:53,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:53,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 20:38:53,059 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 20:38:53,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:38:53,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:53,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:38:53,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:38:53,066 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:38:53,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18cf452f-3acc-45a0-b26e-a8831797116f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:38:53,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:53,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:38:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat