./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2322eb78e0bcc31f88b84cc6e8634dc4fa1254b3bd27e5fa0d7077c3e2485500 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:30:07,483 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:30:07,575 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:30:07,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:30:07,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:30:07,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:30:07,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:30:07,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:30:07,617 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:30:07,618 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:30:07,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:30:07,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:30:07,619 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:30:07,619 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:30:07,620 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:30:07,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:30:07,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:30:07,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:30:07,620 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:30:07,620 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:30:07,621 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:30:07,621 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:30:07,621 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:30:07,621 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:30:07,621 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:30:07,621 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:30:07,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:30:07,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:07,622 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:30:07,622 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:30:07,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:30:07,622 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:30:07,623 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:30:07,623 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_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2322eb78e0bcc31f88b84cc6e8634dc4fa1254b3bd27e5fa0d7077c3e2485500 [2024-11-13 22:30:07,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:30:07,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:30:07,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:30:07,915 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:30:07,915 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:30:07,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_6.i Unable to find full path for "g++" [2024-11-13 22:30:09,780 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:30:10,068 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:30:10,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/sv-benchmarks/c/floats-cdfpl/newton_3_6.i [2024-11-13 22:30:10,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/data/c51d4e314/c94004c88c624d558298467ea77267b7/FLAG8423f7991 [2024-11-13 22:30:10,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/data/c51d4e314/c94004c88c624d558298467ea77267b7 [2024-11-13 22:30:10,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:30:10,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:30:10,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:10,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:30:10,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:30:10,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,111 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fe0ff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10, skipping insertion in model container [2024-11-13 22:30:10,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,127 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:30:10,276 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_13c49e67-6671-4242-9eb8-ceaddff19bc9/sv-benchmarks/c/floats-cdfpl/newton_3_6.i[1764,1777] [2024-11-13 22:30:10,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:10,289 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:30:10,307 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_13c49e67-6671-4242-9eb8-ceaddff19bc9/sv-benchmarks/c/floats-cdfpl/newton_3_6.i[1764,1777] [2024-11-13 22:30:10,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:10,322 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:30:10,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10 WrapperNode [2024-11-13 22:30:10,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:10,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:10,324 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:30:10,324 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:30:10,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,336 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,351 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-13 22:30:10,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:10,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:30:10,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:30:10,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:30:10,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,369 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:30:10,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:30:10,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:30:10,370 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:30:10,371 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:10,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:30:10,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:30:10,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:30:10,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:30:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 22:30:10,446 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 22:30:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 22:30:10,446 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 22:30:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:30:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:30:10,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:30:10,525 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:30:10,526 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:30:10,632 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 22:30:10,632 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:30:10,673 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:30:10,674 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:30:10,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:10 BoogieIcfgContainer [2024-11-13 22:30:10,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:30:10,675 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:30:10,675 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:30:10,685 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:30:10,686 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:10" (1/1) ... [2024-11-13 22:30:10,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:30:10,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:10,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 22:30:10,750 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 22:30:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:30:10,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:10,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:10,863 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:10,932 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:10,989 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:30:11,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:30:11 ImpRootNode [2024-11-13 22:30:11,027 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:30:11,028 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:30:11,028 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:30:11,029 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:30:11,029 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:10" (3/4) ... [2024-11-13 22:30:11,032 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:30:11,034 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:30:11,036 INFO L158 Benchmark]: Toolchain (without parser) took 932.52ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 80.7MB in the end (delta: 38.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:30:11,036 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:11,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.50ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:11,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.01ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 106.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:11,041 INFO L158 Benchmark]: Boogie Preprocessor took 16.94ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 106.2MB in the end (delta: 619.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:11,041 INFO L158 Benchmark]: RCFGBuilder took 304.99ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 93.5MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:11,041 INFO L158 Benchmark]: CodeCheck took 352.48ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 81.0MB in the end (delta: 12.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:11,042 INFO L158 Benchmark]: Witness Printer took 6.59ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:11,044 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 - 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 42, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 34. 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 0.36ms. Allocated memory is still 142.6MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.50ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.01ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 106.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.94ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 106.2MB in the end (delta: 619.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 304.99ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 93.5MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 352.48ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 81.0MB in the end (delta: 12.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.59ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:30:11,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2322eb78e0bcc31f88b84cc6e8634dc4fa1254b3bd27e5fa0d7077c3e2485500 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:30:13,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:30:13,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:30:13,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:30:13,748 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:30:13,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:30:13,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:30:13,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:30:13,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:30:13,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:30:13,751 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:30:13,752 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:30:13,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:30:13,753 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:30:13,753 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:30:13,753 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:30:13,753 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:30:13,753 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:13,753 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:30:13,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:30:13,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:13,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:30:13,754 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:30:13,754 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:30:13,754 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:30:13,754 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:13,754 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:30:13,754 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_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2322eb78e0bcc31f88b84cc6e8634dc4fa1254b3bd27e5fa0d7077c3e2485500 [2024-11-13 22:30:14,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:30:14,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:30:14,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:30:14,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:30:14,071 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:30:14,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_6.i Unable to find full path for "g++" [2024-11-13 22:30:16,095 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:30:16,401 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:30:16,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/sv-benchmarks/c/floats-cdfpl/newton_3_6.i [2024-11-13 22:30:16,410 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/data/b2f11bfe7/81c6a8e9c7b3434f8b0562f865808b0d/FLAGea38bbd84 [2024-11-13 22:30:16,425 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/data/b2f11bfe7/81c6a8e9c7b3434f8b0562f865808b0d [2024-11-13 22:30:16,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:30:16,429 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:30:16,430 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:16,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:30:16,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:30:16,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75fac098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16, skipping insertion in model container [2024-11-13 22:30:16,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,451 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:30:16,603 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_13c49e67-6671-4242-9eb8-ceaddff19bc9/sv-benchmarks/c/floats-cdfpl/newton_3_6.i[1764,1777] [2024-11-13 22:30:16,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:16,623 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:30:16,648 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_13c49e67-6671-4242-9eb8-ceaddff19bc9/sv-benchmarks/c/floats-cdfpl/newton_3_6.i[1764,1777] [2024-11-13 22:30:16,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:16,669 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:30:16,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16 WrapperNode [2024-11-13 22:30:16,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:16,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:16,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:30:16,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:30:16,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,688 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,707 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-13 22:30:16,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:16,709 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:30:16,710 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:30:16,710 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:30:16,718 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,723 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,739 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,750 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:30:16,751 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:30:16,751 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:30:16,755 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:30:16,756 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:16,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:30:16,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:30:16,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:30:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:30:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 22:30:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 22:30:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:30:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 22:30:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 22:30:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:30:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:30:16,913 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:30:16,915 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:30:34,525 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 22:30:34,525 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:30:34,585 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:30:34,585 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:30:34,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:34 BoogieIcfgContainer [2024-11-13 22:30:34,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:30:34,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:30:34,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:30:34,595 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:30:34,596 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:34" (1/1) ... [2024-11-13 22:30:34,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:30:34,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:34,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 22:30:34,658 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 22:30:34,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:30:34,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:34,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:34,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:34,665 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:34,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c49e67-6671-4242-9eb8-ceaddff19bc9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process