./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_1.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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/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 0ab5777642cde097746efbdcec62a3bf9c0f2990d306ce817d23d6ae18cd58fa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:37:35,674 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:37:35,775 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:37:35,783 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:37:35,784 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:37:35,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:37:35,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:37:35,819 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:37:35,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:37:35,820 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:37:35,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:37:35,821 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:37:35,822 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:37:35,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:37:35,822 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:37:35,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:37:35,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:37:35,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:37:35,822 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:37:35,822 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:37:35,823 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:37:35,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:37:35,823 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:37:35,824 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:37:35,824 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:37:35,824 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:37:35,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:37:35,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:35,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:37:35,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:37:35,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:37:35,825 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:37:35,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:37:35,825 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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/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 -> 0ab5777642cde097746efbdcec62a3bf9c0f2990d306ce817d23d6ae18cd58fa [2024-11-13 20:37:36,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:37:36,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:37:36,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:37:36,189 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:37:36,191 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:37:36,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_1.i Unable to find full path for "g++" [2024-11-13 20:37:38,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:37:38,429 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:37:38,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2024-11-13 20:37:38,447 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/data/fe11269ab/cada283e38cc463892910850a1a393f5/FLAG264b85461 [2024-11-13 20:37:38,463 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/data/fe11269ab/cada283e38cc463892910850a1a393f5 [2024-11-13 20:37:38,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:37:38,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:37:38,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:38,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:37:38,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:37:38,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,475 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@238a1e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38, skipping insertion in model container [2024-11-13 20:37:38,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,492 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:37:38,670 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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/sv-benchmarks/c/floats-cdfpl/newton_2_1.i[1743,1756] [2024-11-13 20:37:38,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:38,682 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:37:38,704 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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/sv-benchmarks/c/floats-cdfpl/newton_2_1.i[1743,1756] [2024-11-13 20:37:38,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:38,718 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:37:38,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38 WrapperNode [2024-11-13 20:37:38,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:38,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:38,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:37:38,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:37:38,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,749 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2024-11-13 20:37:38,749 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:38,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:37:38,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:37:38,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:37:38,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,773 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:37:38,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:37:38,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:37:38,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:37:38,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:38,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:37:38,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:37:38,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:37:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:37:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:37:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:37:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:37:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:37:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:37:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:37:38,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:37:38,931 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:37:38,934 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:37:39,081 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 20:37:39,081 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:37:39,122 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:37:39,122 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:37:39,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:39 BoogieIcfgContainer [2024-11-13 20:37:39,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:37:39,123 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:37:39,124 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:37:39,133 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:37:39,133 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:39" (1/1) ... [2024-11-13 20:37:39,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:37:39,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:39,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 20:37:39,196 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 20:37:39,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:37:39,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:39,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:39,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:37:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:39,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:37:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:39,450 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:37:39,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:37:39 ImpRootNode [2024-11-13 20:37:39,485 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:37:39,486 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:37:39,486 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:37:39,486 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:37:39,487 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:39" (3/4) ... [2024-11-13 20:37:39,491 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:37:39,492 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:37:39,494 INFO L158 Benchmark]: Toolchain (without parser) took 1026.29ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 81.7MB in the end (delta: 37.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:37:39,497 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:39,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.38ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:37:39,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.10ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:39,498 INFO L158 Benchmark]: Boogie Preprocessor took 24.27ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.3MB in the end (delta: 721.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:39,499 INFO L158 Benchmark]: RCFGBuilder took 347.92ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 94.0MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:37:39,499 INFO L158 Benchmark]: CodeCheck took 361.81ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 82.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:37:39,500 INFO L158 Benchmark]: Witness Printer took 6.35ms. Allocated memory is still 142.6MB. Free memory was 82.1MB in the beginning and 81.7MB in the end (delta: 382.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:39,502 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 29, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -0.2f && IN < 0.2f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.2f && IN < 0.2f) [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 0.35ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.38ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.10ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.27ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.3MB in the end (delta: 721.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 347.92ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 94.0MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 361.81ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 82.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.35ms. Allocated memory is still 142.6MB. Free memory was 82.1MB in the beginning and 81.7MB in the end (delta: 382.2kB). 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 20:37:39,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/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 0ab5777642cde097746efbdcec62a3bf9c0f2990d306ce817d23d6ae18cd58fa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:37:42,373 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:37:42,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:37:42,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:37:42,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:37:42,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:37:42,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:37:42,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:37:42,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:37:42,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:37:42,546 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:37:42,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:37:42,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:37:42,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:37:42,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:37:42,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:37:42,547 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:37:42,547 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:37:42,547 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:37:42,548 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:37:42,548 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:37:42,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:37:42,548 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:37:42,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:37:42,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:37:42,549 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:37:42,549 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:37:42,549 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:37:42,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:37:42,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:42,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:37:42,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:37:42,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:37:42,551 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:37:42,551 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:37:42,552 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:37:42,552 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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/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 -> 0ab5777642cde097746efbdcec62a3bf9c0f2990d306ce817d23d6ae18cd58fa [2024-11-13 20:37:42,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:37:42,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:37:42,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:37:42,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:37:42,878 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:37:42,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_1.i Unable to find full path for "g++" [2024-11-13 20:37:44,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:37:45,119 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:37:45,120 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2024-11-13 20:37:45,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/data/90356882f/4c0801ec14424c1eb48f413e3f184532/FLAGce2d5321c [2024-11-13 20:37:45,433 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/data/90356882f/4c0801ec14424c1eb48f413e3f184532 [2024-11-13 20:37:45,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:37:45,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:37:45,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:45,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:37:45,444 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:37:45,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e30639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45, skipping insertion in model container [2024-11-13 20:37:45,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,469 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:37:45,695 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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/sv-benchmarks/c/floats-cdfpl/newton_2_1.i[1743,1756] [2024-11-13 20:37:45,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:45,720 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:37:45,749 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_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/sv-benchmarks/c/floats-cdfpl/newton_2_1.i[1743,1756] [2024-11-13 20:37:45,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:45,768 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:37:45,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45 WrapperNode [2024-11-13 20:37:45,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:45,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:45,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:37:45,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:37:45,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,810 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-11-13 20:37:45,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:45,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:37:45,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:37:45,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:37:45,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,842 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,845 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,847 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:37:45,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:37:45,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:37:45,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:37:45,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:45" (1/1) ... [2024-11-13 20:37:45,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:45,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:37:45,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:37:45,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:37:45,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:37:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:37:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:37:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:37:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:37:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:37:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:37:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:37:46,011 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:37:46,013 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:38:11,149 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:38:11,149 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:38:11,203 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:38:11,203 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:38:11,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:11 BoogieIcfgContainer [2024-11-13 20:38:11,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:38:11,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:38:11,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:38:11,215 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:38:11,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:11" (1/1) ... [2024-11-13 20:38:11,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:38:11,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 20:38:11,284 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 20:38:11,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:38:11,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:11,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:38:11,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:38:11,297 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:38:11,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34fdeb4-cd1f-4f88-9ea5-683ca24286c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process