./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_3.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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/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 3d5cf3d3f6a66e0fec35a8df9c97421970e8f4a2d8e4987399460faf7d39825c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:39:19,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:39:19,379 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:39:19,384 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:39:19,384 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:39:19,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:39:19,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:39:19,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:39:19,406 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:39:19,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:39:19,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:39:19,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:39:19,406 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:39:19,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:39:19,406 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:39:19,406 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:39:19,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:39:19,407 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:39:19,407 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:39:19,407 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:39:19,407 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:39:19,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:39:19,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:39:19,407 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:39:19,407 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:39:19,407 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:39:19,408 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:39:19,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:39:19,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:39:19,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:39:19,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:39:19,408 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:39:19,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:39:19,408 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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/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 -> 3d5cf3d3f6a66e0fec35a8df9c97421970e8f4a2d8e4987399460faf7d39825c [2024-11-13 22:39:19,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:39:19,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:39:19,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:39:19,774 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:39:19,775 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:39:19,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_3.i Unable to find full path for "g++" [2024-11-13 22:39:21,671 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:39:21,958 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:39:21,958 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2024-11-13 22:39:21,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/data/3deed8408/327071f4f66340418cf6c8cc854423f7/FLAG38dbf2df6 [2024-11-13 22:39:21,999 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/data/3deed8408/327071f4f66340418cf6c8cc854423f7 [2024-11-13 22:39:22,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:39:22,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:39:22,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:39:22,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:39:22,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:39:22,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@409e06cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22, skipping insertion in model container [2024-11-13 22:39:22,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:39:22,225 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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/sv-benchmarks/c/floats-cdfpl/newton_2_3.i[1743,1756] [2024-11-13 22:39:22,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:39:22,240 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:39:22,262 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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/sv-benchmarks/c/floats-cdfpl/newton_2_3.i[1743,1756] [2024-11-13 22:39:22,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:39:22,286 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:39:22,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22 WrapperNode [2024-11-13 22:39:22,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:39:22,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:39:22,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:39:22,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:39:22,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,327 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2024-11-13 22:39:22,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:39:22,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:39:22,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:39:22,330 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:39:22,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,342 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:39:22,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:39:22,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:39:22,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:39:22,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:39:22,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:39:22,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:39:22,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:39:22,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:39:22,428 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 22:39:22,429 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 22:39:22,429 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 22:39:22,429 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 22:39:22,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:39:22,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:39:22,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:39:22,507 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:39:22,509 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:39:22,667 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 22:39:22,668 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:39:22,733 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:39:22,734 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:39:22,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:22 BoogieIcfgContainer [2024-11-13 22:39:22,734 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:39:22,737 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:39:22,737 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:39:22,748 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:39:22,749 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:22" (1/1) ... [2024-11-13 22:39:22,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:39:22,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:22,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 22:39:22,823 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 22:39:22,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:39:22,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:22,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:39:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:39:22,936 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:39:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:39:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:39:23,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:39:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:39:23,071 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:39:23,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:39:23 ImpRootNode [2024-11-13 22:39:23,101 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:39:23,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:39:23,104 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:39:23,105 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:39:23,106 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:22" (3/4) ... [2024-11-13 22:39:23,109 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:39:23,110 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:39:23,113 INFO L158 Benchmark]: Toolchain (without parser) took 1108.01ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 55.8MB in the end (delta: 36.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:39:23,114 INFO L158 Benchmark]: CDTParser took 1.28ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 73.5MB in the end (delta: 98.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:39:23,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.48ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:39:23,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.42ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:39:23,115 INFO L158 Benchmark]: Boogie Preprocessor took 29.24ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.5MB in the end (delta: 749.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:39:23,115 INFO L158 Benchmark]: RCFGBuilder took 375.09ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 67.9MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:39:23,116 INFO L158 Benchmark]: CodeCheck took 364.19ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 56.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:39:23,116 INFO L158 Benchmark]: Witness Printer took 6.44ms. Allocated memory is still 117.4MB. Free memory was 56.0MB in the beginning and 55.8MB in the end (delta: 203.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:39:23,122 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 3 procedures, 16 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, 17 NumberOfCodeBlocks, 17 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: 51]: 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 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 42. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -0.6f && IN < 0.6f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.6f && IN < 0.6f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [L50] COND TRUE !(x < 0.1) VAL [IN=2] [L51] reach_error() VAL [IN=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 73.5MB in the end (delta: 98.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.48ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.42ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.24ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.5MB in the end (delta: 749.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 375.09ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 67.9MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 364.19ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 56.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.44ms. Allocated memory is still 117.4MB. Free memory was 56.0MB in the beginning and 55.8MB in the end (delta: 203.2kB). 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 22:39:23,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/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 3d5cf3d3f6a66e0fec35a8df9c97421970e8f4a2d8e4987399460faf7d39825c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:39:25,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:39:25,963 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:39:26,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:39:26,002 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:39:26,002 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:39:26,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:39:26,005 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:39:26,005 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:39:26,005 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:39:26,005 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:39:26,006 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:39:26,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:39:26,007 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:39:26,007 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:39:26,007 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:39:26,007 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:39:26,008 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:26,008 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:39:26,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:39:26,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:39:26,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:39:26,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:39:26,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:39:26,010 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:39:26,010 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:26,010 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:39:26,010 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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/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 -> 3d5cf3d3f6a66e0fec35a8df9c97421970e8f4a2d8e4987399460faf7d39825c [2024-11-13 22:39:26,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:39:26,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:39:26,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:39:26,368 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:39:26,369 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:39:26,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_3.i Unable to find full path for "g++" [2024-11-13 22:39:28,220 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:39:28,433 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:39:28,437 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2024-11-13 22:39:28,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/data/282f4add0/e061e618e20344209f617316428a85ae/FLAG4d2daeaa7 [2024-11-13 22:39:28,775 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/data/282f4add0/e061e618e20344209f617316428a85ae [2024-11-13 22:39:28,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:39:28,779 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:39:28,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:39:28,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:39:28,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:39:28,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:39:28" (1/1) ... [2024-11-13 22:39:28,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ed62864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:28, skipping insertion in model container [2024-11-13 22:39:28,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:39:28" (1/1) ... [2024-11-13 22:39:28,801 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:39:29,003 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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/sv-benchmarks/c/floats-cdfpl/newton_2_3.i[1743,1756] [2024-11-13 22:39:29,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:39:29,020 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:39:29,038 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_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/sv-benchmarks/c/floats-cdfpl/newton_2_3.i[1743,1756] [2024-11-13 22:39:29,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:39:29,055 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:39:29,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29 WrapperNode [2024-11-13 22:39:29,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:39:29,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:39:29,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:39:29,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:39:29,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,071 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,085 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-11-13 22:39:29,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:39:29,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:39:29,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:39:29,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:39:29,091 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,103 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,105 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,106 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:39:29,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:39:29,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:39:29,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:39:29,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:29" (1/1) ... [2024-11-13 22:39:29,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:39:29,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:39:29,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:39:29,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:39:29,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:39:29,179 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 22:39:29,179 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 22:39:29,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:39:29,179 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 22:39:29,179 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 22:39:29,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:39:29,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:39:29,261 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:39:29,263 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:39:51,353 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 22:39:51,354 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:39:51,458 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:39:51,461 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:39:51,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:51 BoogieIcfgContainer [2024-11-13 22:39:51,461 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:39:51,463 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:39:51,463 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:39:51,477 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:39:51,477 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:39:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:51,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 22:39:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 22:39:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:39:51,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:51,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:51,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:39:51,554 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:39:51,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbe091a-ca1c-4184-85a5-2e8ae2196e2a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process