./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk --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 86e7ac4fa6c1af11f4f8f15ec1d9635b8ca5555a095fe265c81ca6855d1c33c8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:24:13,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:24:13,284 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:24:13,289 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:24:13,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:24:13,312 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:24:13,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:24:13,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:24:13,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:24:13,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:24:13,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:24:13,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:24:13,316 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:24:13,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:24:13,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:24:13,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:24:13,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:24:13,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:24:13,318 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:24:13,318 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:24:13,319 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:24:13,319 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:24:13,320 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:24:13,320 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:24:13,320 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:24:13,321 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:24:13,321 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:24:13,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:13,322 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:24:13,323 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:24:13,323 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:24:13,323 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:24:13,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:24:13,324 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86e7ac4fa6c1af11f4f8f15ec1d9635b8ca5555a095fe265c81ca6855d1c33c8 [2024-11-08 23:24:13,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:24:13,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:24:13,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:24:13,639 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:24:13,639 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:24:13,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_1_7.i Unable to find full path for "g++" [2024-11-08 23:24:15,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:24:15,903 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:24:15,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2024-11-08 23:24:15,912 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/data/e5a2e5ee1/637c1ed5b8764f32b438a48bb64757c9/FLAG67f3775fc [2024-11-08 23:24:15,928 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/data/e5a2e5ee1/637c1ed5b8764f32b438a48bb64757c9 [2024-11-08 23:24:15,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:24:15,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:24:15,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:15,934 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:24:15,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:24:15,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:15" (1/1) ... [2024-11-08 23:24:15,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ab0f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:15, skipping insertion in model container [2024-11-08 23:24:15,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:15" (1/1) ... [2024-11-08 23:24:15,964 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:24:16,181 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_0710511a-3307-41cb-807c-c7ab494da23e/sv-benchmarks/c/floats-cdfpl/newton_1_7.i[1722,1735] [2024-11-08 23:24:16,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:16,194 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:24:16,212 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_0710511a-3307-41cb-807c-c7ab494da23e/sv-benchmarks/c/floats-cdfpl/newton_1_7.i[1722,1735] [2024-11-08 23:24:16,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:16,232 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:24:16,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16 WrapperNode [2024-11-08 23:24:16,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:16,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:16,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:24:16,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:24:16,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,265 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-11-08 23:24:16,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:16,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:24:16,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:24:16,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:24:16,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,278 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:24:16,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:24:16,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:24:16,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:24:16,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:16,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:24:16,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:24:16,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:24:16,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:24:16,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:24:16,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:24:16,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:24:16,431 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:24:16,434 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:24:16,522 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-08 23:24:16,522 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:24:16,569 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:24:16,569 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:24:16,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:16 BoogieIcfgContainer [2024-11-08 23:24:16,570 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:24:16,571 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:24:16,571 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:24:16,581 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:24:16,581 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:16" (1/1) ... [2024-11-08 23:24:16,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:24:16,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:16,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:24:16,643 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:24:16,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:24:16,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:16,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:24:16,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:24:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:24:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:24:16,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:24:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:24:16,802 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:24:16,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:24:16 ImpRootNode [2024-11-08 23:24:16,822 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:24:16,823 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:24:16,823 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:24:16,824 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:24:16,824 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:16" (3/4) ... [2024-11-08 23:24:16,827 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:24:16,828 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:24:16,830 INFO L158 Benchmark]: Toolchain (without parser) took 896.91ms. Allocated memory is still 155.2MB. Free memory was 116.5MB in the beginning and 78.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-08 23:24:16,830 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:24:16,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.81ms. Allocated memory is still 155.2MB. Free memory was 116.5MB in the beginning and 103.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:24:16,832 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.68ms. Allocated memory is still 155.2MB. Free memory was 103.9MB in the beginning and 102.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:24:16,833 INFO L158 Benchmark]: Boogie Preprocessor took 25.47ms. Allocated memory is still 155.2MB. Free memory was 102.4MB in the beginning and 101.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:24:16,833 INFO L158 Benchmark]: RCFGBuilder took 276.88ms. Allocated memory is still 155.2MB. Free memory was 101.2MB in the beginning and 89.8MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:24:16,834 INFO L158 Benchmark]: CodeCheck took 251.67ms. Allocated memory is still 155.2MB. Free memory was 89.8MB in the beginning and 78.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:24:16,835 INFO L158 Benchmark]: Witness Printer took 5.71ms. Allocated memory is still 155.2MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:24:16,839 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L42] CALL, EXPR f(IN) [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) [L42] CALL, EXPR fp(IN) [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) [L42] float x = IN - f(IN)/fp(IN); [L50] COND TRUE !(x < 0.1) [L51] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.81ms. Allocated memory is still 155.2MB. Free memory was 116.5MB in the beginning and 103.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.68ms. Allocated memory is still 155.2MB. Free memory was 103.9MB in the beginning and 102.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.47ms. Allocated memory is still 155.2MB. Free memory was 102.4MB in the beginning and 101.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 276.88ms. Allocated memory is still 155.2MB. Free memory was 101.2MB in the beginning and 89.8MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 251.67ms. Allocated memory is still 155.2MB. Free memory was 89.8MB in the beginning and 78.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 5.71ms. Allocated memory is still 155.2MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:24:16,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk --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 86e7ac4fa6c1af11f4f8f15ec1d9635b8ca5555a095fe265c81ca6855d1c33c8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:24:19,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:24:19,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:24:19,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:24:19,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:24:19,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:24:19,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:24:19,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:24:19,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:24:19,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:24:19,443 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:24:19,444 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:24:19,444 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:24:19,444 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:24:19,447 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:24:19,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:24:19,448 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:24:19,448 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:24:19,448 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:24:19,448 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:24:19,449 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:24:19,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:24:19,453 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:24:19,454 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:24:19,454 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:24:19,454 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:24:19,454 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:19,455 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:24:19,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:24:19,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:19,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:24:19,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:24:19,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:24:19,456 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:24:19,456 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:19,457 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:24:19,457 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86e7ac4fa6c1af11f4f8f15ec1d9635b8ca5555a095fe265c81ca6855d1c33c8 [2024-11-08 23:24:19,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:24:19,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:24:19,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:24:19,913 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:24:19,914 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:24:19,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_1_7.i Unable to find full path for "g++" [2024-11-08 23:24:22,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:24:22,409 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:24:22,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2024-11-08 23:24:22,416 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/data/a4bfdf40a/f674bdc3a244413ebbfec481ac49ff21/FLAGd494d52e8 [2024-11-08 23:24:22,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/data/a4bfdf40a/f674bdc3a244413ebbfec481ac49ff21 [2024-11-08 23:24:22,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:24:22,434 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:24:22,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:22,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:24:22,440 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:24:22,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789a2673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22, skipping insertion in model container [2024-11-08 23:24:22,443 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,467 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:24:22,683 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_0710511a-3307-41cb-807c-c7ab494da23e/sv-benchmarks/c/floats-cdfpl/newton_1_7.i[1722,1735] [2024-11-08 23:24:22,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:22,705 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:24:22,734 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_0710511a-3307-41cb-807c-c7ab494da23e/sv-benchmarks/c/floats-cdfpl/newton_1_7.i[1722,1735] [2024-11-08 23:24:22,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:22,755 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:24:22,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22 WrapperNode [2024-11-08 23:24:22,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:22,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:22,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:24:22,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:24:22,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,775 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,795 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-11-08 23:24:22,796 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:22,797 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:24:22,797 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:24:22,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:24:22,807 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:24:22,830 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:24:22,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:24:22,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:24:22,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:22" (1/1) ... [2024-11-08 23:24:22,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:22,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:24:22,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:24:22,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:24:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:24:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:24:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:24:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:24:22,986 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:24:22,989 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:24:35,402 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-08 23:24:35,402 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:24:35,490 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:24:35,490 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:24:35,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:35 BoogieIcfgContainer [2024-11-08 23:24:35,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:24:35,492 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:24:35,492 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:24:35,503 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:24:35,503 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:35" (1/1) ... [2024-11-08 23:24:35,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:24:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:35,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:24:35,582 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:24:35,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:24:35,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:35,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:35,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:24:35,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:24:35,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0710511a-3307-41cb-807c-c7ab494da23e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process