./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2322eb78e0bcc31f88b84cc6e8634dc4fa1254b3bd27e5fa0d7077c3e2485500 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:40:00,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:40:00,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:40:00,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:40:00,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:40:00,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:40:00,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:40:00,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:40:00,434 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:40:00,434 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:40:00,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:40:00,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:40:00,434 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:40:00,434 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:40:00,434 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:40:00,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:40:00,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:40:00,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:40:00,435 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:40:00,435 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:40:00,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:40:00,435 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:40:00,435 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:40:00,435 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:40:00,435 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:40:00,436 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:40:00,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:40:00,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:40:00,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:40:00,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:40:00,436 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:40:00,436 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:40:00,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:40:00,436 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_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2322eb78e0bcc31f88b84cc6e8634dc4fa1254b3bd27e5fa0d7077c3e2485500 [2024-12-06 03:40:00,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:40:00,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:40:00,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:40:00,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:40:00,653 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:40:00,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_6.i [2024-12-06 03:40:03,277 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data/4bd3cf296/1e93073575304df8aaaa7eb7d128c8b8/FLAGd45aa3a52 [2024-12-06 03:40:03,485 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:40:03,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/sv-benchmarks/c/floats-cdfpl/newton_3_6.i [2024-12-06 03:40:03,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data/4bd3cf296/1e93073575304df8aaaa7eb7d128c8b8/FLAGd45aa3a52 [2024-12-06 03:40:03,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data/4bd3cf296/1e93073575304df8aaaa7eb7d128c8b8 [2024-12-06 03:40:03,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:40:03,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:40:03,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:40:03,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:40:03,514 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:40:03,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61532be4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03, skipping insertion in model container [2024-12-06 03:40:03,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,527 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:40:03,645 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_557d6c12-db7b-4dc1-869a-6dc44a21bd63/sv-benchmarks/c/floats-cdfpl/newton_3_6.i[1764,1777] [2024-12-06 03:40:03,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:40:03,656 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:40:03,669 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_557d6c12-db7b-4dc1-869a-6dc44a21bd63/sv-benchmarks/c/floats-cdfpl/newton_3_6.i[1764,1777] [2024-12-06 03:40:03,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:40:03,681 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:40:03,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03 WrapperNode [2024-12-06 03:40:03,681 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:40:03,682 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:40:03,682 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:40:03,682 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:40:03,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,704 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-12-06 03:40:03,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:40:03,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:40:03,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:40:03,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:40:03,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,715 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,715 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:40:03,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:40:03,721 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:40:03,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:40:03,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:40:03,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:40:03,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:40:03,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:40:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:40:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 03:40:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 03:40:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-06 03:40:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-06 03:40:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:40:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:40:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:40:03,824 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:40:03,825 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:40:03,921 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 03:40:03,921 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:40:03,956 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:40:03,957 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:40:03,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:03 BoogieIcfgContainer [2024-12-06 03:40:03,957 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:40:03,958 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:40:03,958 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:40:03,966 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:40:03,966 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:03" (1/1) ... [2024-12-06 03:40:03,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:40:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:04,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-06 03:40:04,013 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-06 03:40:04,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:40:04,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:04,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:40:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:40:04,082 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:40:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:40:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:40:04,139 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:40:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:40:04,169 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 03:40:04,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:40:04 ImpRootNode [2024-12-06 03:40:04,189 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:40:04,190 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:40:04,190 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:40:04,190 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:40:04,191 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:03" (3/4) ... [2024-12-06 03:40:04,193 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:40:04,193 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:40:04,194 INFO L158 Benchmark]: Toolchain (without parser) took 684.39ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 79.1MB in the end (delta: 38.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 03:40:04,195 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:40:04,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.45ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:40:04,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.97ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:40:04,196 INFO L158 Benchmark]: Boogie Preprocessor took 15.93ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.4MB in the end (delta: 546.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:40:04,196 INFO L158 Benchmark]: RCFGBuilder took 236.14ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 92.0MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:40:04,196 INFO L158 Benchmark]: CodeCheck took 231.63ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 79.3MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:40:04,197 INFO L158 Benchmark]: Witness Printer took 3.61ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 79.1MB in the end (delta: 273.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:40:04,199 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 24 NumberOfCodeBlocks, 24 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, ConComCheckerStatistics: 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 46, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 42. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.2f && IN < 1.2f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.2f && IN < 1.2f) [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) [L46] CALL, EXPR f(x) VAL [\old(x)=4] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L46] RET, EXPR f(x) VAL [IN=2, x=4] [L46] CALL, EXPR fp(x) VAL [\old(x)=4] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L46] RET, EXPR fp(x) VAL [IN=2, x=4] [L46] 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 0.33ms. Allocated memory is still 142.6MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 170.45ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.97ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.93ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.4MB in the end (delta: 546.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 236.14ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 92.0MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 231.63ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 79.3MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.61ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 79.1MB in the end (delta: 273.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 03:40:04,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2322eb78e0bcc31f88b84cc6e8634dc4fa1254b3bd27e5fa0d7077c3e2485500 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:40:06,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:40:06,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:40:06,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:40:06,257 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:40:06,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:40:06,258 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:40:06,258 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:40:06,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:40:06,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:40:06,258 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:40:06,259 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:40:06,260 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:40:06,260 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:40:06,260 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:40:06,260 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:40:06,260 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:06,260 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:40:06,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:40:06,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:40:06,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:40:06,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:40:06,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:40:06,261 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:40:06,261 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:06,261 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:40:06,261 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_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2322eb78e0bcc31f88b84cc6e8634dc4fa1254b3bd27e5fa0d7077c3e2485500 [2024-12-06 03:40:06,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:40:06,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:40:06,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:40:06,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:40:06,515 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:40:06,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_6.i [2024-12-06 03:40:09,221 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data/fcf853245/80b1a504d0704feb8186ad21d6a6b8cf/FLAG82c2e1ffd [2024-12-06 03:40:09,391 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:40:09,392 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/sv-benchmarks/c/floats-cdfpl/newton_3_6.i [2024-12-06 03:40:09,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data/fcf853245/80b1a504d0704feb8186ad21d6a6b8cf/FLAG82c2e1ffd [2024-12-06 03:40:09,412 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/data/fcf853245/80b1a504d0704feb8186ad21d6a6b8cf [2024-12-06 03:40:09,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:40:09,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:40:09,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:40:09,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:40:09,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:40:09,421 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@402cdc43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09, skipping insertion in model container [2024-12-06 03:40:09,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,433 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:40:09,555 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_557d6c12-db7b-4dc1-869a-6dc44a21bd63/sv-benchmarks/c/floats-cdfpl/newton_3_6.i[1764,1777] [2024-12-06 03:40:09,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:40:09,569 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:40:09,584 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_557d6c12-db7b-4dc1-869a-6dc44a21bd63/sv-benchmarks/c/floats-cdfpl/newton_3_6.i[1764,1777] [2024-12-06 03:40:09,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:40:09,597 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:40:09,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09 WrapperNode [2024-12-06 03:40:09,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:40:09,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:40:09,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:40:09,599 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:40:09,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,625 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-12-06 03:40:09,626 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:40:09,626 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:40:09,626 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:40:09,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:40:09,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,641 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:40:09,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:40:09,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:40:09,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:40:09,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:09" (1/1) ... [2024-12-06 03:40:09,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:40:09,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:40:09,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:40:09,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:40:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:40:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 03:40:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 03:40:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:40:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-06 03:40:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-06 03:40:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:40:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:40:09,753 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:40:09,755 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:40:33,540 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-06 03:40:33,540 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:40:33,573 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:40:33,574 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:40:33,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:33 BoogieIcfgContainer [2024-12-06 03:40:33,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:40:33,574 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:40:33,575 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:40:33,581 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:40:33,582 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:33" (1/1) ... [2024-12-06 03:40:33,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:40:33,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:33,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-06 03:40:33,621 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-06 03:40:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:40:33,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:33,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:33,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:33,631 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:33,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_557d6c12-db7b-4dc1-869a-6dc44a21bd63/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process